Kt88 Amps



The default matching tubes of this machine is KT88. This Class-A Push-Pull Tube Power Amplifier uses a Pair of Push-Pull Class A, Ultra Linear Mono Block Tube Amplifiers that can be used with several different vacuum tubes including KT77 / 6L6GC / KT88 with a 12SL7 driver and 6NO30 tubes. Opera M88S vacuum tube intergrated Amplifier KT88 *4 Hi-end - Features: a) M88S adopts ultra-linear connection and self-bias mode, easily for tube replacement without adjustment, which is suitable for the modern lifestyle. Tube Amp Doctor. These tubes make excellent upgrades for 6550 tube applications that will improve your tone with less distortion. audiospace-hifi. C, re-modelled the TT21 transmitting tube, naming it KT88. Welcome to my redesigned website. charactor is just same sound of EL34 but more powerfull. If you are looking at this you probably already are familiar with the Ultra Lead’s legacy. Stereo Kt88 Vacuum Tube Amplifier Hifi Push-pull Class Ab Home Audio Amp 45w×2 Yaqin Mc-100c - $1,080. The base is Mirbeu and the front-end valve is a 6N1P. I have been designing and building tube amps ( for my own use ) for 40 years. Since TubeDepot is in Memphis, TN, the home and main hub for FedEx and USPS, we get very good rates, so rest assured your heavy item will be shipped at the most affordable rates. they will take a little more current from conventional AC heater supplies [average is around 100ma once valve has. Easy to upgrade the tubes (KT88,12AT7,12AU7,6E2). The tone controls stay in the circuit. Most amps using 6550's can also use the JJ KT88's for a different sound. My mcIntosh and citations can do both. NOW MARK 2 & MK4 TUNG-SOL KT120 OPTION AVAILABLE. The recommended 500 mV test points are idle the KT88’s at 20 W. 3 and 7 of sold affiliate products within 30 days. The grey glass is a upgrade of black glass treasure series. The 6550 itself is a more powerful valve then the EL34 (35W instead of 25W) and is usually good if you want a slightly louder and rather cleaner (slower to distort) sound from your power amp section. Fender and Marshall amps are our focus. pure and sleek. 00 * Blackface 14 Reverb AA1164 Style Amp-Kit From €279. KT120 is 51k maximum, might check your rig first. The amp started life with a 6N1P driver tube and a KT88 in each channel. This tube has a tone that is warm and lively with a detailed and balance response. Small signal valves are B339 and B329 (). KT88 - Beam power tetrode. Tubes - Choice of 6v6, EL34B, or KT88 Price - $1400 (6v6) + Shipping Price - $1500 (EL34Bs) + Shipping. The Bewitch KT88 valve amp is a real piece of heavy weight kit. I don't know anything about the amp you're running now, but be careful about switching tubes. Categories: All Amplifier, All Products, Imperfect, Integrated Amplifier, Monthly Sale Item, Music Angel, T. Having more than 20 years of experience in manufacturing "Hi-End Vacuum Tube Amplifier", Audio Space has established a strong position in the international audio. The Audion Sterling Stereo KT88 is a very conservative rated at 18 watts. Push Pull 6550 DIY audio tube amps. I had custom amp stands made for these amps and can make them available for purchase at only $800 extra for the pair. If you are looking at this you probably already are familiar with the Ultra Lead’s legacy. By Manufacturers. Tone is similar to the original GEC KT88. The MK88 is a KT88 tube amplifier with 32W per channel operating in Class A. We have been working at sourcing a good quality KT88 tube for the past couple years. This LC Meter allows to measure incredibly small inductances making it perfect tool for making all types of RF coils. All parts in Quicksilver amps are chosen for their sonic performance in each product they are used in. The 6N1P driver tubes remains but the KT88 has given up its ceramic socket to a goliath of a power pentode. As I said, the KT77 is a direct replacement for an EL34 so it will bias right up in the amp. I have been designing and building tube amps ( for my own use ) for 40 years. 00 * Blackface 22 Reverb AB763 Style Amp-Kit From €329. (PDF File) Scans of UHF Magazine review of Audio Space Reference 3. If you need a new part and can't find it in this section, please give us a call at. The amps can run EL34, 6L6GC, 5881, 350B, KT66, KT88, 6550, KT90 and more (some tube choices require a 5U4GB rectifier tube)" FWIW, the KT88 is not my favorite output tube. The 6L6, 6V6, 6550, EL34, 5881, KT66, KT88, KT90, KT100, etc. Leave a comment. We accept Credit Cards. 95: Magnetic Components Inc. Genalex Gold Lion. I do know the current milli amp requirements for the 6550's, KT88's & KT90's when I was using Manley monoblocks which required individual bias with a multi-meter, but now that I am using conrad johnson amps it doesn't require such biasing. (*)These specifications are provided 'as-is', with no warranty of any kind. Click for details. This tube has a tone that is warm and lively with a detailed and balance response. The mainstay of high power valves for Valve Amps over the past 50 years, most high end HiFi and guitar manufactures have built, or have an amp capable of running the KT88 - Ampeg, Audio Research, Beard, Carey, Conrad Johnson, McIntosh, Marshall, Rouge Audio, Sonic Frontiers, Mesa Boogie etc. The overall sound quality of a good vacuum tube amplifier is almost impossible to replicate and the quality of the amplifier is directly related to what type of tubes it is running. This product has evaluate score 4. The Sterling Anniversary is a good entry level hard wired (Air Wired©) Class A power amplifier, sonically very airy with good. Pentodes - last updated 11/11/07 17:09:32 This represents a PSpice model. Very good octal tubes in the front, good parts, good layout, some silkscreen descriptions, etc. 95: Magnetic Components Inc. All the amplifier in ULtralinear connection. do NOT contact me with unsolicited services or offers. The Audion Sterling Stereo KT88 is a very conservative rated at 18 watts. Easy to upgrade the tubes (KT88,12AT7,12AU7,6E2). Review of Audio Space Reference 3. I'm so blown away with the tone quality of my 4X KT88 Reeves 225 running guitars, that I thought it would be quite cool to do a 2X KT88 version to make it just a smidge safer on the ears. aside from the tonal differences between tube models (and individual tubes, really), you get more clean headroom when using kt88/6550's. On PremierGuitar. About 74% of these are amplifier, 5% are professional audio, video & lighting, and 5% are integrated circuits. 2x 6CK3 (9-HP pin basing) 50A Model and Pricing. Quicksilver Audio warranties new products to the original purchaser, when purchased from an authorized Quicksilver Audio dealer, against defects in manufacturing material and workmanship for a period of 3 years from the date of purchase. Any Penthodo grid bias are less than Triodo's bias so please try to use any kind of driver. Read the full review of this amplifier in Hi-Fi World November 2012 edition, where it was awarded top marks or see the summary on our Reviews & Gallery page. Head Phone. Contact Us. The 6Ms are designed to emphasize the sonic characteristics of tubes. I prefer my M-150 monoblocks for their KT88 sound over the Cronus Magnum with the KT-120 power tubes. There are some amps like my Traynor YCS100 that will take about any power tube that you can throw at it and some power amps will only take a couple. They both have minor scuffs and 1 large scratch on one of the amps, t. They are aluminum with maple bases in light cherry color. The output-power is about 50 – 60 Watts per channel. 35V across a 470R resistor is 74mA. When switch the HA-6A to KT88 mode, you can use KT88 variants including KT100, KT90, 6550, 6550A, 6550EH vacuum tubes. As you can see, the 300B is more linear and has a lower rp than a triode-connected KT88 but has a lower mu. KT88 in this case) are correctly plugged in the tube sockets of the amplifier. See Our Catalog. That amp was an Air Tight ATM2. Buy best HIFI Sweet Peach KT88 Tube Amplifier with escrow buyer protection. This LC Meter allows to measure incredibly small inductances making it perfect tool for making all types of RF coils. has reissued the famed Genalex Gold Lion KT88. The basic design of the amp is a quad of KT88's (Or KT120's) driven by a cathode follower and a conventional phase inverter and preamp. A 50-W push-pull tube amp with KT88 power tubes. Sonically an absolute delight. You'll need a 1-ohm resistor for each power tube in the amp. KT88 Mono Amplifier. On PremierGuitar. The amplifier is designed to work in class AB. Careful with the reissue Gold Lions - They spec the max plate voltage at 600 rather than 800 which could be a problem in some amps, and makes me wonder whether it is a true KT88. 135 watts per channel; Manufactured 1992-2000. PLEASE NOTE - A STRONGER RECOMMENDATION OF KT88/120 OVER EL34. Finally, I think that the 'type' of amplifier I'm keen on building is a Williamson variant UL PP with ECC83 Pre-amp and Inverter stage leading to 6SN7 drivers for KT88 output. 00 * Tweed One-5, 5F1 Style Amp-Kit Tweed One-5, 5F1 From €315. KT88 is a beam power tetreode, its anode limited dissipation power is 42W. The purpose of this KT88 / KT66 /6550 / KT90 / KT120 page is to give an overview about what KT66, KT88. item 8 4pcs New Shuguang KT88-98(KT94,6550B). I have read on some forums that the much less expensive Russian 6N2P-EV is an alternative to ECC83 with less distortion and microphonics. 0% interest for 48 months* on select brand. Chinese Psvane KT88-T MKII Premium Grade. KT88 - (TRIODE) PARALLEL PUSH-PULL 60WATT AMPLIFIER LAST REVISED2/23/2001 Ó R. You can't make a triode into a pentode. Head Phone. All of the tubes listed above have their cathodes on pin EIGHT, which will be grounded to the chassis. Audio Research VS55 KT88 Tube Amplifier SP16 Preamp W Phono EX - $1500 (Dunedin) < image 1 of 3 > 430 Patricia Ave. 15 responses Add your response. Click here to e-mail us at [email protected] Online Resources. The amplifier is designed to work in class AB. In addition to age considerations, my observation is that tube amps, over time, are targets for everybody and his brother to surgically alter in some way, the results of. The JJ KT88 is an amazing tube! They are extremely thick and rich sounding with no loss of high end like the chinese made KT88's. Capable of Driving over 200 watts and set up to drive all night long without the heat and tube failure common with high wattage tube amps. XiangSheng Sweet Peach SP KT88 6550 Tube Silver / Black KT100 tube option is with Shuguang KT100 power tube Silver / Black KT88 tube option is with PSVANE KT88 power tube Or Shuguang's 6550 Power tube Silver / Black without tube option, is the amplifier come withou any tube, you need use your vacuum tubes to work with. " "Amplifier makers and early adopters - as well as tube factories - surely have learned a lot of lessons in the early stage of development before late 1990's. Other refinements include balanced (XLR) and RCA inputs, mechanically isolated transformers, matched octets of KT88 output tubes, and separate 4 and 8 ohm taps on the rear. This all exists on a bread board layout and I label the amp “Be Bamp”. Audio power amplifiers. jpg 495 × 1,002; 30 KB. This is a new project for a KT88 Amplifier designed for a output toroidal Cathode Feedback CFB transformer. Since the circuit was a bit unconventional he called it an Oddwatt. Atarashi originally built this amplifier as the fixed bias EL34 Class B Push-Pull monaural amplifier featured on the January 2003 Issue of the "High-Fidelity Audio: Radio Technology". You’ll notice that there is no cathode bypass capacitor or actually, that the cathode is bypassed to the B+ side of the output transformer. The Audion Sterling Stereo KT88 is a very conservative rated at 18 watts. High-end audio companies frequently make similar boasts about their products and aims. Class-A Ultra-Linear 12SL7 SRPP / KT88 SIPP Tube Amplifier. 19 USD $960. I'd definately go for the VHT P. Guitar Center: Shop New, Used and Vintage Gear. My best sound comes from using both types in two citation amplifiers with two sets of speakers. We accept Credit Cards. 6AS7 / 6080 / 6H13C. KT88 - Beam power tetrode. The instant response and feedback you get when playing, create a direct. The Most Popular SSE Design. 135 watts per channel; Manufactured 1992-2000. Tube Amp Doctor. Decided to do a thread, where I show people the next new design. If your amp uses an artificial center tap then a single 4 amp slow blow fuse in either. ONE-YEAR WARRANTY !!! FEATURES : 1. 0% interest for 48 months* on select brand. We stand by all of our products, striving to give you the optimal sound stage environment with quality tube amplification products. Get a low price and free shipping. Guitar Center: Shop for Gear. The circuit is evolutionized from WE 91 amplifier, taking the gist out of this design and make it even better. This product has evaluate score 4. com site under tubes, just search for Mikael Abdellah's KT88 SE amp. 2) Grid circuit resistence is different. OddWatt Audio - Tube Amplifier Kits Update (30 November 2009) - see our review of the DIY KT88 Push-Pull Monoblock Tube Amp Kit. RFTLYS advanced version KT88 tube amplifier absolute is master level 's technology and high-quality HIFI Materials. This unit has a very large frequency response range thanks to its SRPP pre-amp circuit. The front end is from 6GW8 PP amp I built a couple months ago which I found on a youtube video (Pixie amp by Guitologist). Decided to do a thread, where I show people the next new design. In addition to age considerations, my observation is that tube amps, over time, are targets for everybody and his brother to surgically alter in some way, the results of. Specifications > Amplifier > Stereo 50 KT88 model; Manufacturer: Icon Audio: Model name: Stereo 50 KT88 model: Catalog No. 2mm in thickness with wire brushing. The Fender 5F6A Bassman and most Marshall amps are fixed bias Class AB amps. This is a Headphone amplifier too. KT88 is a beam power tetreode, its anode limited dissipation power is 42W. EA180 KT88 $2990. If you need a new part and can't find it in this section, please give us a call at. POWER UNIT: 3 KNOB POWER AMP UNIT EP 120 EL34 $2450 EP 160 6550 $2850 EP 180 KT88 $2990. 103) I have plenty of KT88,El34,6l6. I'll probably end up buying this amp again years down the road but for now, it needs a new home. The two tube heater legs are rated for 5 amps each instead of 3 amps each like the old design. Easy switchable output power (toggle switch on the front plate). OddWatt Audio - Tube Amplifier Kits Update (30 November 2009) - see our review of the DIY KT88 Push-Pull Monoblock Tube Amp Kit. Testing and Measurements - Monoblock KT88 Push-Pull Tube Amp Kit. Initially had to answer the question "Classic Push Pull or a Single ended amp ?" So starting the design somewhere in 1994 I decided to design οn a blank piece of paper, a pair of monoblocks push pull tube amps with a power supply in a separate. The Audion Sterling Stereo KT88 is a very conservative rated at 18 watts. ? High-grade RCA terminal with gold plating. KT88-JJ TESLA AMPEG SET JJ Tesla 6 % Discount This is a set of 6 matched KT88 JJ Tesla specially selected for the Ampeg SVT. ? Big metal knob, comb-like feet for reducing shaking. JJ KT88 Cryo Treated Matched Pair: $89. EL34 KT88 6L6 EL84 KT66 300B 6V6 6L6GC EL84 KT120 KT77 6V6GT Melbourne Australia. Specifically designed for audio amplification, the KT88 has similar ratings to the American 6550 which was designed for use as a servo amplifier. We have studios, professional musicians as our regular customers. Sams' index goes back to 1946 and a majority of tube amplifiers & tuners made for consumer use between 1946 and 1970 have appeared in Photofact folders, as do most tube radios, consoles, intercoms and TV sets (with some major exceptions, like Fender guitar amps). Electro-Harmonix Pedals. HIFI Sweet Peach KT88 Tube Amplifier(id:10462485), View quality HIFI Ampilifier, HIFI SP-KT88, HIFI-Tube Amplifier details from Hefei XiangSheng Electronic Co. This is a good load for EL34's, KT88's, 6L6's, and the likes. The KT88 is known for its incredible clarity in the mid-range frequencies. com, "Sponsored Content" refers to articles, videos, or audio recordings that are produced or curated by an advertiser but that Premier Guitar is happy to share alongside our own editorial content due to the Sponsored Content’s educational, musical, or entertainment value. then started build up KT88 Single Ended Amplifier. 135 watts per channel; Manufactured 1992-2000. music Hall MP-301 MK3 Deluxe Edition 6L6 EL34 KT88 Single-Ended Class A Tube Amplifier Amp Is the best product from Tonifishi D automatic Store. It also will work with 300B and 6B4/2A3 triode tubes. If you’re still in two minds about kt88 tube amplifier and are thinking about choosing a similar product, AliExpress is a great place to compare prices and sellers. Well made Japanese amp kit, optional to be assembled professionally can be a EL34 / KT88 / KT120 / KT150 amp as you wishpush a button to set bias a true low maintenance GREAT amp at unbelievable price. A direct replacement for 6550's. 99: Buy Now: JJ Electronics: JJ KT88 Cryo Treated Matched Quad: $184. The Preferred Series KT88 construction features a solid plate design and triple getters. 3 Transconductance (Gp). Best 6L6 Review. See Our Catalog. Dennis Had Inspire IFA-1 Single Ended KT88 amplifier. Beautifull hi end PP KT88 design. It had 800VDC plate, a screen of 600 VDC, and dissipation of 42 watts, outdoing all of the previous products. High gain, super low microphonics, and superb linearity with a three dimensional tone. The negative grid voltage method: This method involves measuring the DC voltage on the grid of the output tubes, and setting it to a recommended value. 1) Filament current is approx. KT88 tubes Well balanced and colorful tone, ideal to play Vocals, Symphony and Classical music amplifier Four oversized power transformers with independent DC filtering circuits provide the best channel isolation performance. TubeDepot carries a selection of 6550 / KT88 / KT90 Power Vacuum Tubes. That is 83 mA per side. Built in the style of the early British MOV KT88 with the same big and heavy glass envelope and beautiful polished metal base. Tube Complement: 2x KT88 (6550, 6L6GC, 1614, Kt90 are direct substitutes in the 50A ) 1x12AU7. 00 * Tweed One-6 GS, 5F2 Style Amp-Kit Tweed One-6. Shuguang Golden Voice KT88 output. The true KT88 tube has relied on later refinement to give it its current tube form. SED kt88's into norman model 10's for deep bass and extended highs. The OBS2 OCTAL can be used with a variety of octal base power tubes such as KT66, KT77, 6L6GC, EL34, 6CA7, 6550, KT88 and KT90's with preferred tubes being the KT77, EL34 and KT88's which we. Regular price $6,500. When I began writing for Stereophile, I heard people whispering: "Herb is one of those triode-horn guys. Vacuum Tube - KT88, JJ Electronics, Blue Glass - Blue glass envelope. If you have an amp which uses power tubes which are not listed above, you will need to consult a spec manual (the RCA RC-30 Receiving Tube Manual is one of the best) for the basing, and adjust. The KT88 amp offers clean headroom combined with a juicy, harmonically rich overdrive that’s perfect for modern rock and metal. We have studios, professional musicians as our regular customers. Each channel makes use of a single low noise tube 12AX7/6N11 at the input and proceeded by a power tube( 6L6/EL34/KT88) to accomplish power amplification. Overall a great KT88 tube for orchestral, opera, and jazz music. PUSH PULL KT88 VACUUM TUBE AMPLIFIER. Hifi Single Ended Kt88 Vacuum Tube Amplifier , Find Complete Details about Hifi Single Ended Kt88 Vacuum Tube Amplifier,Kt88 Vacuum Tube Amplifier,Single Ended Kt88 Tube Amplifier,Hifi Tube Amplifier from Amplifier Supplier or Manufacturer-Shenzhen Hanlongjia Technology Co. I was asked by KEGGER on the AK tube amp audio forum if I was interested in designing a PCB based amp on the 6L6 output tube family. but some bias adj. Mine came supplied with Electro-harmonic KT88 tubes & Chinese pre-valves & rectifier valves, all of which are in fact quite good. Amplifier Accessories - > Category Page: MI Products Accessories > Instrument Accessories > Amplifier Accessories | Products include: SMALL RUBBER FEET,LARGE RUBBER FEET,KT88 POWER TUBE,EL-84 TUBE (2),6550 TUBES (PAIR),03051000. We specialize in amplifier repair and guitar amplifier modification of vintage, hand wired tube amplifiers. The 6N1P driver tubes remains but the KT88 has given up its ceramic socket to a goliath of a power pentode. There are commercial amps which rate theirs at 24W, but I do not know what plate voltage is being used. Electro-Harmonix. Auto-bias module is not available. YAQIN MS-110B KT88 x4 Vacuum Tube Integrated Amplifier is manufactured with a complete details for your appliance in use. Shop the top 25 most popular 300b Amplifier at the best prices!. Specifically designed for audio amplification, the KT88 has similar ratings to the American 6550 which was designed for use as a servo amplifier. audiospace-hifi. Specifically designed for audio amplification, the KT88 has similar ratings to the American 6550 which was designed for use as a servo amplifier. They are usually used for relatively small amplifiers, e. 3 Transconductance (Gp). Ergo-Ella KT88/6550/EL34 PP Amplifier Ergo-Ella KT88/6550/EL34 PP Amplifier. A leading supplier of amp valves. Monday-Friday 8:30 am - 5:30 pm Pacific. The final project during that period was a push pull class A tube power amplifier using KT88 tubes. Kept in pristine condition for years in storage. The last valves M-OV produced after a run of 28 years (1956 - 1984) were branded Gold Lion and here this Russian tube made by Genalec carries the same branding, but this valve has been made for the modern audio market. Info: Audio Research VS-55 KT88 Tube Amp. KT88 is a beam power tetreode, its anode limited dissipation power is 42W. it's RFTLYS-A2 Most cost-effective tube amp, The luxury Model and AMAZING Sound are extreme enjoyment for you RFTLYS - A2 -KT88. A good few months ago back in 2010 I received an 'out-of-the-blue' phone call (which is quite often the case regarding enquiries like this) from a really nice gentleman named Andrew. We have set new goal to implement the newest true balanced circuit topology from input stage, driving stage and output stage to ensure the absolute purity and authority of signal transmission that is better than any conventional unbalance amplifier. NOW MARK 2 & MK4 TUNG-SOL KT120 OPTION AVAILABLE. However, some years ago I had Dynaco Mk III amps and also did the switch from 6550 to KT88 with the same impression. Originally introduced by GEC in 1956, it became competition for the American-made 6550, but with the ability to handle a much higher plate voltage of up to 800 V, the KT88 became a common choice for power amplification design. This tube is a favorite of audiophiles. This larger output power amp is better suited for more difficult loads, the KT88 is a robust tube that has a good overall sonic performance. Kept in pristine condition for years in storage. I've had Amplifon WT40 6C33 PP for test and was quite impressed by bass performance compared to my 6C33 PSE amps. Unusually, this is not an Ultra-Linear (UL) or beam-power amplifier. We deal in JJ Electronic tubes, NOS tubes, capacitors, speakers and bias probes. Edcor XSE OPTs and a 10H Hammond choke with X2 caps make this a very pleasant amp to listen to. It also will work with 300B and 6B4/2A3 triode tubes. The Bewitch KT88 valve amp is a real piece of heavy weight kit. PUSH PULL KT88 VACUUM TUBE AMPLIFIER. Sophia Electric Magic 126S Dual-Mono Stereo Integrated Amplifier. 35V across a 470R resistor is 74mA. Young Ahn 593 views. If you need another 2 new sets of tube, please purchase in addition. 9 amps maximum, while KT88 is approx 1. The U280SC being a push pull design and the ASL single ended. Easy switchable output power (toggle switch on the front plate). Provide Triode and Ultralinear selection function: Triode work mode. KT88: pdf Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. KT88 is a beam power tetreode, its anode limited dissipation power is 42W. The Sophia Electric blue glass KT88-ST tube sounds very much like a 300B tube and delivers 8x more power in a push pull KT88 amp. Re: DIfference between KT88's and EL34's What kinkless meant was a kink in the sine wave when observed on a scope. 10 W rms power so need more than 20W capability of power. 2010, the TAD 6550A-STR has been manufactured with a. It is likely only to be compatible with the Orcad PSpice simulator due to some of the maths used to make up the model. Easy to switch triode&ultra linear connection. If you have an amp which uses power tubes which are not listed above, you will need to consult a spec manual (the RCA RC-30 Receiving Tube Manual is one of the best) for the basing, and adjust. 610 - Conrad Johnson (CJ): Premier 8 and 11A, 12 - Ampeg SVT - Comins. About 74% of these are amplifier, 5% are professional audio, video & lighting, and 5% are integrated circuits. The Price is for 1set. The default matching tubes of this machine is KT88. Amplifier Repair & Modifications. but some bias adj. Another characteristic of many Push-pull amplifier is the high global feedback used to get a good damping factor because to increase the output power often are used output transformers with low turn ratio. 2 Quads of new Shuangang WE KT88 tubes - $700 (shown in the pictures) The asking price is extremely fair and absolutely firm given all the extras. this amp will amplify what it gets and flat sound will sound flat and very midrangey. We have studios, professional musicians as our regular customers. KT88 / KT90 / KT120. Welcome; Sign In; Call 800-848-2273; We ship worldwide; 100% Guarantee; Quick. If an amplifier enhances the wrong set of frequencies in the lower-mid range, it can really muddy the mix of sounds. 6L6 – KT88 PP TUBE AMPLIFIER The first amp article was on the TRUE COMPACTRON AUDIO AMP utilizing TV sweep tubes for outputs. A very rare chance to get Don's KT88 beast of a power amp without the 6 month wait. PP power amp caught my attention and being fully balanced might make a nice match to my balanced line stage. KT88 single ended amplifier is just like good triode amplifier sound and good bass. Integrated modes and selected pure post-stage. It is MUCH BETTER than stock Angel, but a little bit worse than tweaked Angel KT88. Atarashi originally built this amplifier as the fixed bias EL34 Class B Push-Pull monaural amplifier featured on the January 2003 Issue of the "High-Fidelity Audio: Radio Technology". The 6n1p will drive the KT88 into clipping so you really don't need a preamp with gain, you can even use a 100K audio pot in place of the 100K resistor on the input. Big bottom end, lean in the midrange, warm top end, lots of headroom. 135 watts per channel; Manufactured 1992-2000. Sean Coyle-Smith from Shame uses the Rocker 32 Natural Channel as a clean base upon which he builds. The amps can run EL34, 6L6GC, 5881, 350B, KT66, KT88, 6550, KT90 and more (some tube choices require a 5U4GB rectifier tube)" FWIW, the KT88 is not my favorite output tube. KT88 High Performance Audio Beam Power Tetrode he Svetlana™ KT88 is a glass envelope beam power tetrode. Output power: 35Wx2 (triode connection). It is one of the largest tubes in its class and can handle significantly higher plate voltages than similar tubes, up to 800 volts. To transform a Class A push-pull amplifier into a Class A single-ended amplifier, resistors 19 and 20 can be equal to twice the desired cathode resistance for push-pull operation. As for power transformers- the B+ required for Mikael's amp is 400 V. Stereophile gave the amp a Class B rating. For a detailed review of the tube amp kits and additional notes on the construction of the kit, see the DIY monoblock KT88 Push-Pull Tube Amplifier Kit page. The Test Amplifier Because a review of vacuum tubes is useless without a point of reference, a bit of background on the amplifier used is in order. Hybrid Amplifier (4) Mini Tube Amplifier (3) EL34 Tube Amplifier (13) KT88 Tube Amplifier (7) 300B Tube Amplifier (16) Other Tube Amplifier (27) Power Amplifier (28) Preamp & Phono Stage (115) Tube Preamp (38) Phono Preamp (23) Digital Preamp (16) Passive Preamp (13) Audio Board & DIY Kit (25) Headphone Amplifier (48) Mini Headphone Amp (15. 00 * Tweed One-5, 5F1 Style Amp-Kit Tweed One-5, 5F1 From €315. I have never heard a KT88-based SET amplifier before, and I found it quite striking that this amplifier had the tonal beauty of 300b-/2A3-based SET designs but with more power and overall dynamics. Guitar Center: Shop New, Used and Vintage Gear. KT88 Class A Single Ended Amplifier reduces annoying distortion and provides high dynamic and more powerful sound and ideal to play vocals, symphony and classical music. The default matching tubes of this machine is KT88. 15 responses Add your response. This could be regarded as the high-gain member of the family. com site under tubes, just search for Mikael Abdellah's KT88 SE amp. Dennis Had is a legendary name in tube audio. In most cases you can use these tubes in place of KT88, but it's best to check with your amp manufacturer first. As long as it's got the juice to power your speakers without running out of gas, it's just a beautiful amplifier. I may do some more vintage work in the future, but for now I am only building custom pieces. Ella Push Pull EL34/KT88 Amplifier Schematic. Check your amplifier's. All the amplifier in ULtralinear connection. All about 12AX7 Tubes. The Sophia Electric blue glass KT88-ST tube sounds very much like a 300B tube and delivers 8x more power in a push pull KT88 amp. The bass is unique in that it compresses the very bottom end. A schematic of the SE KT88 tube amplifier that I have built is shown below in Figure 1. has reissued the famed Genalex Gold Lion KT88. The 6550 and KT88’s did not care and worked great with the 4. 56 Buy Now; Octal Valve Retainer KT88/ 6550 Valves Sockets This is an octal tube retainer for KT88/6550 Types. Hi everybody. #el34 #6l6 #kt88 Jam a 1965 strat & five point to piont marshall amps! #guitarmedia3. Browse tube and amplifier FAQs, tube substitution guides, user reviews, amplifier tube layout diagrams and other useful tube/amplifier information. Sophia Electric Magic 126S Dual-Mono Stereo Integrated Amplifier. Ergo-Ella KT88/6550/EL34 PP Amplifier Ergo-Ella KT88/6550/EL34 PP Amplifier. 29 13% Off | PSVANE KT88-TII Vacuum Tube MARK TII Series HIFI EXQUIS Factory Matched KT88 Electron Lamp from Merchant HIFI EXQUIS. the price is for a pair amps. The JJ KT88 is an amazing tube! They are extremely thick and rich sounding with no loss of high end like the chinese made KT88's. The author wishes to express grateful appreciation to Kevin Kennedy (of Kennedy Tube Audio) and Steven Spicer (who built and maintains the Australian Kiewa Valley Stereo web site) for their mentorship. You must manually set the bias, but it is very fast and easy with EZ-bias. Fixed Bias KT88 is 100k max. That was the origin of the name. The manual mentioned that the amp can use KT88 as well as EL34/6CA7 and KT66. Consonance Cyber-100 15 anniversary integrated amplifier (3556199967). The Bewitch KT88 valve amp is a real piece of heavy weight kit. This larger output power amp is better suited for more difficult loads, the KT88 is a robust tube that has a good overall sonic performance. The 6550 is the American version of the KT88. As compared to my reference preamp and power amplifiers, any combination of which will cost between four and five times as much, the Cayin 88T comes very close but. The clean channel has an entire new boost circuit. However, you can substitute in any 6550, KT66, 6L6GC, 7581, KT90, EL37, or even a 6V6GT into any amplifier. Get a low price and free shipping. KT88 power tubes are common in high-wattage valve amplifiers. testing KT88 KT120 KT150 switchable SE tube amplifier model F-1 - Duration: 2:36. However, some previous experience with building vacuum tube circuits is highly recommended. All about 12AX7 Tubes. At Jolida we strive to provide our customers with premium vacuum tube home electronics for every sound stage. Just remember, as a DIYer, you first clearly define the circuit's VDC and VAC goals, and simulate it all in PSUD2, before building, to be sure you will get what you need. This, our February issue, is the first Stereophile issue to arrive during the year 2020, which marks the 50th anniversary of the founding of Audio Research—in my view one of the key events in the history of high-end audio. If you need another 2 new sets of tube, please purchase in addition. Mine came supplied with Electro-harmonic KT88 tubes & Chinese pre-valves & rectifier valves, all of which are in fact quite good. Scroll down to see sets of 2 (pair), 4 (quad), and 6 (sextet). My mcIntosh and citations can do both. 12AX7 Drivers. 9 amps maximum, while KT88 is approx 1. Stereophile gave the amp a Class B rating. It has the same big and heavy glass envelope and beautifully polished metal base. The idea of building a DIY audio vacuum tube amplifier based on high-quality materials begins in the early 90's. 103) I have plenty of KT88,El34,6l6. CHAMP ELECTRONICS -" THE VINTAGE VALVE AMP HOSPITAL" NOTTINGHAM, ENGLAND. Big bottom end, lean in the midrange, warm top end, lots of headroom. Two valves in class AB1 give a continuous output of up to 100W. Capable of Driving over 200 watts and set up to drive all night long without the heat and tube failure common with high wattage tube amps. Sonus SC50 AmplifierVery rare and unusual UK built high quality guitar amp from the early 2000's. ONE-YEAR WARRANTY !!! FEATURES : 1. High-end audio companies frequently make similar boasts about their products and aims. One amplifier can used wiht tube EL34, KT88 or 6550, so, you can get 3 kinds of sound from different models tubes if you buy more 2 new sets of tube. this amp will amplify what it gets and flat sound will sound flat and very midrangey. Buy best HIFI Sweet Peach KT88 Tube Amplifier with escrow buyer protection. This provides incredible bass response without ever losing control. PSVANE KT88 Class A Power Tube Amplifier Single-ended HiFi Stereo Amp 18W*2. Amp fuses suggested by R. A Unity Coupled KT88 Amp with Plitron Transformers I was always fascinated by the Unity Coupled output stage in old McIntosh tube amps. First I was afraid I needed Rx // to the choke because the gain of a penthode is the slope ( mA/v ) multiplied by Rl, since the choke is not a linear Resistance but a. SED kt88's into norman model 10's for deep bass and extended highs. You'll need a 1-ohm resistor for each power tube in the amp. A KT88 SE UL amp will yield about 12W audio output, no more. The new KT120 is a very good replacement for a lot of power amps using either KT88 or 6550, however, I must stress that it is not identical in electrical parameters and therefore there are some important differences to consider i. Influenced by history's most iconic amplifiers, three new 10W single-ended valve amplifiers have been developed each with a different power valve: KT88, EL34, or 6L6. 5050W integrated 2 x KT88 / KT90 per channel, Ultralinear class AB1. Audio power amplifiers. In the 1950s, the push toward greater power and higher efficiency, coupled with the availability of new power tubes such as the EL34, KT88, and 6550, ousted filamentary triode designs from mass market. The beam tetrode design of the 6L6 allowed RCA to circumvent Philips' pentode patent. The rated power is high enough to make soft and strong in low frequency. The author wishes to express grateful appreciation to Kevin Kennedy (of Kennedy Tube Audio) and Steven Spicer (who built and maintains the Australian Kiewa Valley Stereo web site) for their mentorship. The feel, dynamics and natural compression of these small single-ended valve amps has to be experienced. Specifically designed for audio amplification, the KT88 has similar ratings to the American 6550 which was designed for use as a servo amplifier. The MQ-88uC is modeled after the vintage Luxman MQ-60 amplifier, which dates back to 1969. Contact Us. Browse tube and amplifier FAQs, tube substitution guides, user reviews, amplifier tube layout diagrams and other useful tube/amplifier information. The plate structure is different form true. The KT88 looks the business, with smart perfectly-proportioned cabinet, robust electronics and Blackstar’s usual high attention to detail. Chinese Shuguang KT88-98. Skip to main content Skip to footer site5112841806 Used 112841806 Splawn NITRO KT88 Tube Guitar Amp Head. Thus, SAC GlowMaster KT88. Valve Amplification Company. It is MUCH BETTER than stock Angel, but a little bit worse than tweaked Angel KT88. This completely redesigned push-pull amplifier is unlike any other available on the market. com site under tubes, just search for Mikael Abdellah's KT88 SE amp. PrimaLuna-DiaLogue-Premium-HP-strt. com You are visitor number since 28th August 1999. A sonically faithful reproduction of the original tubes with a robust construction encased in a thick glass envelope. Influenced by history’s most iconic amplifiers, three new 10W single-ended valve amplifiers have been developed each with a different power valve: KT88, EL34, or 6L6. The KT88 is a big current tube, yet still has its dissipation limit. Amplifier Repair & Modifications. charactor is just same sound of EL34 but more powerfull. In general, the KT88 tube has a magical mid-range similar to the smaller EL34 tube, but with low and high end extremes that reach much further. This is a good load for EL34's, KT88's, 6L6's, and the likes. Overall a great KT88 tube for orchestral, opera, and jazz music. The 470 ohm cathode resistor sets bias at a 75mA which is only about 68% of the maximum plate dissipation so expect long tube life with this amp. My father used to be an electrician back in the 70s and I recently inherited a vast array of valves and power tubes. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in. As an integrated amplifier the Cayin 88T is an outstanding value. off course depend on good transformer use. My mcIntosh and citations can do both. Fender Amp Tube Sets. The 502BRC uses KT88 or 6550 power output tubes. Quantity: JJAP050 T801 HiFi KT88 100W. The overall sound quality of a good vacuum tube amplifier is almost impossible to replicate and the quality of the amplifier is directly related to what type of tubes it is running. The tubes will be running slightly cooler, but. Shop for the Blackstar Special Edition Studio 10 KT88 10W 1x12 Tube Guitar Amp Combo and receive free shipping on your order and the guaranteed lowest price. It had 800VDC plate, a screen of 600 VDC, and dissipation of 42 watts, outdoing all of the previous products. are all easily biased with this method. Some might call this modding, but really it's rebuilding. In the 1950s, the push toward greater power and higher efficiency, coupled with the availability of new power tubes such as the EL34, KT88, and 6550, ousted filamentary triode designs from mass market. New & NOS power tubes from Mullard, Tung-Sol, Telefunken, Sino, GE, Telefunken & more!. The Price is for 1set. Sparks flew when Blackstar let loose its game-changing Fly micro-amp in 2014. transforemr is at least need 10(20Hz) to 100Khz(80Kz) bandwith. Product Code: Discontinued Availability: KT88/2A3 PP, 300b or what-have-you SE. Excellent bass extension, ear. We use the current production copy of the legendary Genalex KT88. Many musicians prefer tubes in amplifiers because of their tone and response, but getting the right type and brand of a tubes is vital the sound of your amp. If you’re still in two minds about kt88 tube amplifier and are thinking about choosing a similar product, AliExpress is a great place to compare prices and sellers. In 1957 the M. However, to engage in this kind of valve substitution does require sending the Jadis amplifiers in for subtle changes in the internal wiring of the valve seats. This design presents a substantial upgrade to our very popular Triton II stereo integrated amplifiers, highly-regarded for providing world class performance in a beautiful-engineered, compact, and elegant package. The triode connection mode is more suitable for the voice and the sound is more soft, delicat as well as nature. TAD's latest version of the KT88 with increased glass strength. KT88 / KT90 / KT120. #el34 #6l6 #kt88 Jam a 1965 strat & five point to piont marshall amps! #guitarmedia3. Check your amplifier's. EL34 KT88 6L6 EL84 KT66 300B 6V6 6L6GC EL84 KT120 KT77 6V6GT Melbourne Australia. Please visit my Tube Amplifier Forum. Additional for KT120 option at cost only. Harp King KT88. Specifically designed for audio amplification, the KT88 has similar ratings to the American 6550 which was designed for use as a servo amplifier. The is the reliable. Two valves in class AB1 give a continuous output of up to 100W. My mcIntosh and citations can do both. Higher powers are obtainable with either very large power valves, or by using multiple valves in parallel, but beyond about 15W it is usual to use. Easy to switch triode&ultra linear connection. This completely redesigned push-pull amplifier is unlike any other available on the market. Each channel makes use of a single low noise tube 12AX7/6N11/6H1 at the input and proceeded by a power tube( 6L6/EL34/KT88) to accomplish power. The VX PP-KT88/C generates a wide, realistic image with crystal-clear fidelity, high dynamics and a wealth of micro-details. This LC Meter allows to measure incredibly small inductances making it perfect tool for making all types of RF coils. pure and sleek. This is as good as I have ever heard this amp sound. With a single switch you can calibrate the amplifier for EL34 or KT88/KT120 valves, thereafter you can leave it alone. 5 %: Signal to noise ratio-90 dB: Input sensitivity: 350. Add striking old-school aesthetics and you’ve got a classy, professional amp through and through! KT88 Power. KT88 High Performance Audio Beam Power Tetrode he Svetlana™ KT88 is a glass envelope beam power tetrode. The Tung Sol 12AX7 is warm and big musically. com Headquartered in Hong Kong with its manufacturing facility in mainland China, Audio Space is probably the best tube electronics manufacturer in China and Hong Kong. KT88 Push-Pull Mono Block. OK, so final thoughts - Over all, this is probably the best value in a reasonably priced hi-fi tube amp you're going to find. Now in his retirement, Dennis builds one-off single ended amplifiers out of his workshop in Cary, North Carolina under his "Inspire" brand. Having more than 20 years of experience in manufacturing "Hi-End Vacuum Tube Amplifier", Audio Space has established a strong position in the international audio. It has EZ-bias, not auto-bias. December 2, 2018 · It's ALIVE!!! Single Ended KT88 Amplifier. It will depend on the amplifier circuitry. 12 x KT88, 4 x 12AU7, 2 x 12AX7 tube complement 1" thick machined aluminum faceplate Heavy-duty gold plated RCA connectors Heavy-duty gold plated binding posts Balanced and RCA inputs Both 4 and 8 ohm binding posts User selectable triode/ultralinear output Fully tested, burned-in, and auditioned. 95: Magnetic Components Inc. Sonus SC50 AmplifierVery rare and unusual UK built high quality guitar amp from the early 2000's. this amp will amplify what it gets and flat sound will sound flat and very midrangey. Matched Duet of KT88 Power Tubes $99. Welcome to my redesigned website. KT88 Type MUSIC ANGEL - YC SERIES "YC-505MK" Integrated Amplifier. Chinese Shuguang KT88-98. PP power amp caught my attention and being fully balanced might make a nice match to my balanced line stage. The KT88 fits a standard eight-pin octal socket and has similar pinout and applications as the 6L6 and EL34. The bass is unique in that it compresses the very bottom end. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in electronic voltage regulator circuit. Its wonderful tone and great appearance make this tube the most attractive choice for high-end audio applications and powerful bass guitar amps. There are hundreds of pages of Tube amp information on my library page. The KT88 was invented by Marconi-Osram Valve Co. Small signal valves are B339 and B329 (). This unit has a very large frequency response range thanks to its SRPP pre-amp circuit. 11 thoughts on " DIY KT88 + 6SN7 push-pull Amp / Part 1 ". Next SE power amplifier by Sakuma Next amp. 00 Sale price $6,500. There is a Red selection button on the Back of the amp to switch. KT88 in this case) are correctly plugged in the tube sockets of the amplifier. Enter the KT120, the most powerful tube in the 6550/KT88. This amp drives 2 to 4 4x12's great for guitar. It is one of the largest tubes in its class and can handle significantly higher plate voltages than similar tubes, up to 800 volts. The amplifier stage is based on the Compact Hi-Fi Power Amplifier. We use the current production copy of the legendary Genalex KT88. However, some previous experience with building vacuum tube circuits is highly recommended. TAD's Boutique Level Amp-Kits. That means they are single channel and two kits will be needed for stereo operation. The JJ KT88 is an amazing tube! They are extremely thick and rich sounding with no loss of high end like the chinese made KT88's. 6AS7 / 6080 / 6H13C. Power Supply ( Low Stored Energy Power Supply ). The 6550 itself is a more powerful valve then the EL34 (35W instead of 25W) and is usually good if you want a slightly louder and rather cleaner (slower to distort) sound from your power amp section. The amps can run EL34, 6L6GC, 5881, 350B, KT66, KT88, 6550, KT90 and more (some tube choices require a 5U4GB rectifier tube)" FWIW, the KT88 is not my favorite output tube. (PDF File) Scans of UHF Magazine review of Audio Space Reference 3. The true KT88 tube has relied on later refinement to give it its current tube form. Dynaco™ replacement parts & vacuum tube audio amplifier kits. 6K iron but the EL34’s ran out of steam without a lot of feedback with the 4. GEC KT88 Vintage British Amplifier Valve / Tube. This KT88 has excellent quality and for the price is one of the best KT88 in production today. The KT88's are on the outside slots biased at 50mA and the E34L's are on the inside slots biased at 40mA. A wide variety of kt88 amplifier options are available to you, such as professional amplifier, home amplifier, and car amplifier. December 2, 2018 · It's ALIVE!!! Single Ended KT88 Amplifier. The Fender 5E3 Deluxe is a cathode biased Class AB amp. This all exists on a bread board layout and I label the amp "Be Bamp". Both of my tube amplifiers are designed with the venerable KT88 power tube. The 502BRC uses KT88 or 6550 power output tubes. Capable of Driving over 200 watts and set up to drive all night long without the heat and tube failure common with high wattage tube amps. Back to Top. PSVANE TC1 KT88 TII Push-Pull High-End tube amplifier Mark II tube version - Feature:Absolutely biggest brand products, quality, technology and after-sale are guaranteed;Power up to 35w or more, enough to push almost all home's or market's HIFI speakers, speakers do not have to worry;Sound effects reach the level of Several thousand dollar in the tube amplifier market;With full performance. Known for their high-power/low-distortion characteristics; KT88 valves achieve a clean sound typically free of break up. There are some amps like my Traynor YCS100 that will take about any power tube that you can throw at it and some power amps will only take a couple. One Vintage Fisher Model 80-AZ POWER AMPLIFIERS, Tube Amps. The Sterling Anniversary is a good entry level hard wired (Air Wired©) Class A power amplifier, sonically very airy with good. The KT88 is considered to be one of the best sounding power tubes for amplifiers. Y KT88 Single Ended Amplifier 2011-2016 I got a letter from Mr Tim Williams from Australia, 3 month ago. In many ways it is an incredibly elegant solution to many design problems in output transformers. There are commercial amps which rate theirs at 24W, but I do not know what plate voltage is being used. kt88 or 6550 Power amplifier Αναρτήθηκε από Electrons Ετικέτες AMPLIFIER , AUDIO , AUDIO TUBE AMPLIFIER , GUITAR , GUITAR AMPLIFIER , HI-FI , TUBE. This is a good load for EL34's, KT88's, 6L6's, and the likes. The 6N1P driver tubes remains but the KT88 has given up its ceramic socket to a goliath of a power pentode. GERMANY TUBE AMP DOCTOR (TAD)- USA Authorized Dealer - Full Line PREMIUM SELECTED TUBE 6550A (4) FACTORY MATCHED - GE Typ 6550A-STR TAD Premium Matched Selected Remake of the Classical GE6550A - TAD 6550A-STR PREMIUM Selected NEW VERSION: Since Sept. This lovely amplifier is appreciated by many audiophiles all around the world. PSVANE KT88 Class A Power Tube Amplifier Single-ended HiFi Stereo Amp 18W*2. The amplifier is designed to work in class AB. Buy best HIFI Sweet Peach KT88 Tube Amplifier with escrow buyer protection. 00 * Blackface 14 Reverb AA1164 Style Amp-Kit From €279. While the boxes have become a little tattered over the last 40 odd years, all appear unused and in their original packaging. EMAIL FOR INFO $689. This product has evaluate score 4. I think my favorite is still the KT88's in UL, which is what the amp was designed for. Tweed One-Twelve-16, 5E3 Style Amp-Kit Tweed From €469. jpg 495 × 1,002; 30 KB. 6550PushPull. Before turning on the amplifier, please ensure all the power tubes (i. All the amplifier in Triode connection. The Quad 11 Forty is an amplifier born out of the famous Quad 11 which was launched in 1953 and ceased production in 1970. Chinese Shuguang KT88-98. In most cases you can use these tubes in place of KT88, but it's best to check with your amp manufacturer first. 80Watt power amp 4 x EL34 in similar amps like in 8585. It is intended for audio frequency power amplification service. 00 Sale price $6,500. Well made Japanese amp kit, optional to be assembled professionally can be a EL34 / KT88 / KT120 / KT150 amp as you wishpush a button to set bias a true low maintenance GREAT amp at unbelievable price. pure and sleek. One Vintage Fisher Model 80-AZ POWER AMPLIFIERS, Tube Amps. This is my first successful vacuum tube project. Best KT88 / 6550 for most low-end. PLEASE NOTE - A STRONGER RECOMMENDATION OF KT88/120 OVER EL34. This is a good load for EL34's, KT88's, 6L6's, and the likes. My father used to be an electrician back in the 70s and I recently inherited a vast array of valves and power tubes. KT88 in this case) are correctly plugged in the tube sockets of the amplifier. Mine came supplied with Electro-harmonic KT88 tubes & Chinese pre-valves & rectifier valves, all of which are in fact quite good. The Fender 5E3 Deluxe is a cathode biased Class AB amp. A true upgrade for your amplifier! You will readily appreciate it's unequaled performance!. Stereophile gave the amp a Class B rating. Known for their high-power/low-distortion characteristics; KT88 valves achieve a clean sound typically free of break up. Not just any KT88 but in my case a JJ KT88 Blue Glass matched pair. I cant think of any amp in the 3000 $ range that could seriously beat the MA845. Fits a standard eight-pin octal socket and has similar pin-out and applications as the 6L6 and EL34. The VX PP-KT88/C generates a wide, realistic image with crystal-clear fidelity, high dynamics and a wealth of micro-details. This larger output power amp is better suited for more difficult loads, the KT88 is a robust tube that has a good overall sonic performance. 0 Acknowledgments. The item “Vintage Fisher Model 80-AZ POWER AMPLIFIER, Tube Amps” is in sale since Tuesday, April 28, 2020. We have set new goal to implement the newest true balanced circuit topology from input stage, driving stage and output stage to ensure the absolute purity and authority of signal transmission that is better than any conventional unbalance amplifier. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in electronic voltage regulator circuit. Well Rat, I've owned a top KT88 amp which is widely respected, very expensive newand well reviewed(a push pull ultra linear design, just like Serge mentions). All about 12AX7 Tubes. Each channel makes use of a single low noise tube 12AX7/6N11 at the input and proceeded by a power tube( 6L6/EL34/KT88) to accomplish power amplification. The Bewitch KT88 valve amp is a real piece of heavy weight kit.
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