Specs/Data Sheet. T KT88 diamond QUAD NIB UK Audio Mart €2,050 5% Jun 6, 2023. The bass is unique in that it compresses the very bottom end. At VIVA TUBES, all of our customers get the same high standard of testing and matching. From the manufacturer: "This is an exact copy of the KT88 valves that were manufactured by Marconi-Osram for Marshall in the The JJ KT88 delivers a powerful 42 Watts with plenty of headroom to spare. Will work in place of: KT88, 6550, 6550A. In 1957, the Marconi-Osram Valve Company introduced the “King of Power Valves”, the legendary Gold Lion KT88. The Redbase® features a gold control grid for outstanding Gold Lion KT88 Matched Pairs Quads. The JJ KT88 is an excellent choice for Hi-Fi stereo equipment as well as guitar amplifiers. Screen Dissipation ( max) 7. Factory Platinum Matched Pair of Mullard KT88 tubes, Brand NEW in Box ! Linlai™ Global D series (Dream Series) KT88-D: This tube has an ‘egg shaped’ glass enclosure, inspired by the TungSol’s egg shaped KT150 tube, but in a slightly smaller size (of 4 1/4″ height from tube base and up). Carbonized screen grids, tri-alloy clad plate structure. Columbia, SC, United States. Until you hear a set of KT88's totally wound out, you haven't lived!! Testing. New Plate Current Matched Quad of Svetlana KT88-SV Gold Grid Vacuum Tubes. Run in class AB1 push/pull, a pair of KT88's are capable of producing 100 watts at 2. Nobody pays attention to your tube purchase like Uncle Kevvy. The KT88 is a Beam power valve with an anode/plate dissipation [originally] of around 35 watts, it is sometimes referred to as a pentode by some people, but in fact the clue is in the title “KT” which stands for “kink-less tetrode” The main feature differences in the Kink-less Tetrode compared to the Pentode [and early Tetrode’s] was USD $119. Jan 4, 2009 · Jan 4, 2009. 4 reviews Write your review Item ID: GENKT88QM. The KT88 vacuum tube is considered to be one of the best sounding power tubes for hifi tube amplifiers. $251. Add a Protection Plan: 2-Year Protection for $49. The JJ KT88 delivers a powerful 42 Watts with plenty of headroom to spare. Originally introduced by GEC in 1956, it became competition for the American May 31, 2016 · Payment. The Psvane KT88 is a high quality, high power, beam tetrode with an octal base. JJ Electronic KT88 BLUE JJ NIB Matched PAIR 2000's Blue Glass / Grey Base. May 31, 2019 · May 31, 2019. Petersburg, Russia, and is designed to be a replacement for any KT88, KT90, KT99, or 6550. 54 MB. Mullard KT88 Power Tube, Matched Pair with FREE 24-Hour Burn-In. For more information about tube power supplies, see Power Supply Design for Vacuum Tube Amplifiers. Compared to the Genlalex the sound comes way outside the speakers boxes,top end sparkles and the bottom end goes deeper with way more control. The KT88 Mullard is an exact copy of the KT88 valves that were manufactured by Marconi-Osram for Marshall in the late 1960s and 1970s. Mullard KT88 can take on continuous duty in class A equipment, featuring triple getters and cladded alloy construction. KT88-TK-Tube-Data-Sheet. Electroharmonix KT88 are popular with those looking for a decent KT88 at a reasonable price. Stable operation from extended processing and aging. As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction. Psvane KT88 - Classic Series - QUAD. My reference power amplifier is the Bella EXtreme 3205, a push-pull pentode that can accept either a quad of EL34/6CA7/KT77 tubes biased at 40mV or a quad of 6550/KT88/KT90s biased at 50mV. 1V bias. Genalex KT88 Gold Lion Power Tube Features at a Glance: Vintage-spec KT88 tube commonly used in vintage amplifier. JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. Matched Quad of sought after Mullard KT88 Power Tubes for your Power Amp or Hi Fi unit. In the power stage, their KT88 (6550) is an industry favorite, as it provides excellent sonic performance along with great build quality at a reasonable price point. C. Best KT88 Tubes – KT88 Tube Comparison. In the early 1980s, Genalex stopped its production, and thus the original product became expensive and difficult to find. Mansfield, MA, United States. 85. These come as a Plati JJ Electronics KT88 Apex Matched Pair Power Tubes. This is reconised as one of the best modern KT88’s availabele today and recently have had avaialbility challenges. Astoria, NY, United States. All single valves, matched pairs and matched quads are fully tested in our warehouse before dispatch. 99 for 3 months with Easy Pay. Quad of Tung-Sol 7591A New Production Power Vacuum Tube. After extensive research and engineering, New Sensor Corp. Out of stock. The tubes have been together since they were new. Therefore, this quad only ran for about 3 months (24/7). 96. Used – Mint. $271. (*) These specifications are provided 'as-is', with no warranty of any kind. Free Shipping. There are probably several reasons that users buy original Genalex KT88s. Only one tube left in stock! The Shuguang Treasure series KT88-Z power tube sounds fantastic and looks great too. It can be used in place of 6550 tubes. Let’s see Mullard KT88 Power Tube, Matched Pair with FREE 24-Hour Burn-In. Typical characteristic: Ua = 250 V. Consider a better pentode; 6EJ7 perhaps, followed by a 6AH4 for the split-load phase splitter. NEGOTIABLE PRICE BTW; feel free to place your best offer and we might reach a deal! New Plate Current Tested Mullard Reissue KT88 / 6550 Vacuum Tube. I would love to hear from people who have used them how they stack up against other brands too. Gold Lion KT88 Power Tubes - Matched Quartet. Brand New Matched Quad w/ 24-Hour Burn-in! The KT88 Genalex Gold Lion has been recreated down to the finest detail for exceptional performance and sound quality. Carbonized screen grids and gold-plated grid wire contribute to its exceptional performance. From the construction down to its sound, the new production Tung-Sol 6550 is everything you would want out of the vintage tube at an affordable price. E. This KT88 offers a lively and dynamic tone that is ideal in both HiFi audio amplifiers and high wattage guitar / bass amps. Along with a build quality that matches their sonic performance. Original GEC KT88’s. Add to Compare. dummy. If = ca 1,6 A. " Will work in place of: KT88, 6550 Tonally, the Black Diamond Series KT88-TK has the same characteristic mid-range of the original KT88 manufactured by MOV (Marconi-Osram Valve), with an expanded low end and very high end. California Proposition 65 Warning. The sound of the TAD KT88 is pleasantly Mullard tubes are made in the Xpo-Pul factory (also known as Reflektor) in Saratov, Russia. $400. They have never been installed. #3. 3 Year Electronics Protection Plan for $64. I also bought the 12ax7 (driver tube). Click and register to be notified when Winged C Svetlana 6L6 GC Early 2000s matched pair. and a max of 4000 hours if only operated 8-10 hours per day. A Note on Psvane Packaging & Matching. Beautifully open, dynamic tight bass, gorgeous mids and highs, with a sweetness that all tube aficionados are looking for. Feb 22, 2010 · About eighteen months ago I purchased, from another vendor,two new matched, Genelux Gold Lion KT88 quad sets for my MFA-120 monoblock amps. Tech stuff aside, the KT88 is a gorgeous sounding tube. Page 1 of 1 Page 1 of 1. Gold Lion KT88 Matched Pairs Quads are class leading KT88 types. Electro-Harmonix 5U4GB EH Vacuum Tube. Give these a try – you’ll love your TONE!! The NessTone KT88 is a hand selected, tested and matched quality tube. Sep 10, 2014 · Power Supply - DIY Single-Ended KT88 / 6L6 / EL34 / 6CA7 Tube Amp. They totally changed the sound of my system (new McIntosh 275 mark 6). That's twice the output of an average pair of 6L6 tubes. " Will work in place of: KT88, 6550 This 6550 has everything its vintage counterpart featured down to the bottle shape and size, three getter construction, gold grids, and carbonized plates. Genalex KT88 Gold Lion is the recreation of the legendary Gold Lion KT88 produced in the1950s by GEC, dubbed the King of Power Tubes. They sound great and last a long time, but perhaps more important to a collector, if you have vintage gear, and particularly if it is for display, they want the unit to look correct. Genalex Gold Lion KT88 Power Vacuum Tube (Editor’s Choice) In 1957, this super-premium power octal beam tetrode was introduced by Marconi-Osram Valve Co. If you need new tubes for a properly restored Citation II that you For a matched quad order "4" tubes. KT88 ultralinear mode connection. Matched sextets and octets are available as well. Previous page. Our Matching Policy At Tonal Tubes we match t JJ/Tesla KT88 Matched Quad. Dear audiophile friends, Sophia Electric tubes are my best choice after comparing with all new product tubes on market today, especially on KT88 tubes I bought. Mar 25, 2020 · Mar 25, 2020Mar 25, 2020 by Ekkehard Strauss. Key Features. Ideal power tube for classic guitar amp tones. Aug 14, 2020 · Ottawa. Upscale Audio tubes will last longer; period. After 35 hours burning-in, they sound incredible. $500. New with Full Warranty! Brand New. Dec 28, 2012 · Havent heard the Golden Lion's and just wondering how the two brands would stack up. Electro-Harmonix KT88EH Matched Quad | Power Tube with FREE 24-Hour Burn-In and Platinum Matching. Base: OCTAL. Two valves in Class ABI give a continuous output of up to IOOW. 4) for reference: This tube is sold in either Aug 4, 2020 · Lost one WEKT88 a few weeks ago from the orig quad set. Dec 6, 2012 · These tubes take the KT 88 to a new level of performance at a price$800 per quad. Additional info. Introduced in 1956 by GEC, the KT88 was the higher-rated answer to the 6550. See below dimensions (in mm, to convert to inch, divide the number by 25. Read honest and unbiased product reviews from our users. 5% total harmonic distortion. At 350 USD per quad, not a great result. Excellent replacement output valve for the Starting at: $48 . The similarities don’t stop with its attractive appearance. Use of these parameters shall be entirely at the user's own risk. Brand New Electro-Harmonix KT88 Matched Quad (4 tubes) High power kinkless-tetrode for use in amplifiers such as the Marshall Major. W. still best sounding KT88 have found, bar none. Add to basket. These work well in Marshall, Ampeg & SUNN amps. Blue glass envelope. Starting at: $71 . Application Notes. Late 60's early 70's vintage G. . I put these in the amp to test them and make sure they work. The Psvane Classic Series is focused on the reproduction of popular vacuum tubes found in classic audio Description. The rigorous quality control and durable construction yields a dependable tube ready for the most demanding applications. (Genalex). Genelex Gold Lion KT-88 matched Quad tube set US Audio Mart $295 9% Jan 29, 2024. 4. Can be used in place of 6550 for a more "round" bass signature. General Electric Company Taken out from an old device from the same period that still worked fine. Add to Cart. Crystal clarity. All power tubes are Platinum Screened & Tested to the highest standards, including a 72-hour burn in process, and testing at real-world voltages. Jun 9, 2021 · Bought a quad of true vintage Svetlana KT88’s from Jim, shipping to UK was one week and they arrived in perfect condition. However, over their short life, I have experienced significant reliability issues. GEC KT88 …”The King Of Power Tubes” – Part 1. 4 4. Due to its robust construction and the use of high-quality components, the Psvane KT88-C offers an amazing sound reproduction, superior stability and high reliability, making it Vacuum Tube - KT88, JJ Electronics, Blue Glass. The quad is a powerful, high gain amplifier with great audio quality, suitable for most home or office. Quantity *. Thus, I operated each quad of KT88’s for about 4464 hours per year, leaving them on 24/7 (bias 40mv @ 124vac). $ 374 . Incredi. 97. The JJ Electronic KT88 is a sonically faithful reproduction of the original tubes with a robust construction encased in a thick glass envelope. These valves will guarantee awesome tone and amazing power. E. Or pay $124. They are expensive at over $200 a quad. Can be used in place of 6550 for a more 'round' bass signature. The Gold Lion KT88 vacuum power tube delivers a smooth, big, and tight sound. Mullard KT-88 Before buying any power tubes you need to know this: Upscale Audio pays more for our tubes than other companies. Dec 10, 2020 · For the KT88, I’ve used Shuguang KT88 Black treasures (muddy midbass, rolled off highs), Shuguang Golden Voice KT88 (balanced bass/highs) sounds better. Price Drop. Very powerful, with strong bass and very bright highs. Nov 24, 2023 · McIntosh High Performance KT88 quad. On Sale. Was playing some prestige jazz recordings last night and lost a second red base KT88 in the process. $149. So, I have the Psvane KT88 TII on order. These are all I use. Apr 11, 2013 · I then used two quads of 6550 Tung Sol black plates,one quad of reissue genelex,a quad of JAN GE 6550s,and a a quad of EI made second generation KT90s I used 4 amps and two sets of speakers for this testThe amps were a HK citation 2 all rebuilt with Jim McShane upgrade kits and the other is a Vintage Mc275 rebuilt with McShane Kits,a pair of May 7, 2024 · Looking for kt88 quad? The quadcopter fuselage is made of special quality and thickened glass, with strong high temperature resistance and durability. The subject of this essay will be the vintage Mullard KT88 Power Tube, Matched Quad with FREE 24-Hour Burn-In. Dec 29, 2020 · Replace Shuguang KT88-T ; Matched Quad available ; 12 months warranty ; Customers also search. KT88 ISSUE 3 The KT88 has an absolute maximum anode dissipation rating of 42W and is designed for use in the output stage of an a. Each. 99. My Willsenton R8 is now fully kitted out with all vintage tubes from Jim and I couldn’t be happier. The Svetlana KT88SV features a very high plate dissipation rating to improve upon already excellent reliability and presentation. JJ KT88 Matched Quad. May 21, 2016 · Find helpful customer reviews and review ratings for JJ KT88 Blue Glass Vacuum Tube, Apex Matched Quad at Amazon. Ideal replacement for most 6550 tube amps. To be labeled Genalex Gold Lion, tubes must endure and pass the toughest testing in the industry. The TELEFUNKEN Elektroakustik KT88-TK is a newly manufactured and cryogenically treated version of the legendary KT88. Every power tube is different. 1. New with Full Warranty! Mar 16, 2018 · Recommendations. With less than a couple hundred hours of use, the filament of one tube failed. com, or give us a call at 480-820-5411. $720. Genalex. New Factory Matched Quad of Telefunken KT88 Vacuum Tubes. A previous Shuguang KT88 vacuum tube called the KT88-98 tied for top spot in our blind KT88/6550 listening tests and so we're excited about this new premium KT88 version. Genalex Gold Lion KT88 Power Vacuum Tube, Platinum Matched Quad, Pack of 4. Matched versions of this tube use Apex Matching. Specify when ordering if you need matched pairs, quads, etc…. EAT KT88 Diamond Quad *Price Reduced US Audio Mart $1,800 10% Apr 29, 2024. Compare ( 0) Showing 1 - 9 of 9 items. You WILL hear the difference. Hi, I recently upgraded my Audio Space Galaxy 88 amplifier's tubes about a month ago with a quad of Gold Lion kt88 from kt88 JJ's. Mullard KT88 Power Tube, Matched Quad with FREE 24-Hour Burn-In. For personal enjoyment or commercial recording, they grant the signature KT88 midrange with the added benefit of expanded low and high frequencies. Run the pentode with 15-20k plate load and the 6AH4 with 10k loads. This tube has a tone that is warm and lively with a detailed and balance response. Directly from the manufacturer: "This is an exact copy of the KT88 valves that were manufactured by Marconi-Osram for Marshall in the late 1960s and 1970s. I would’ve got the Shuguang WEKT88, but a fire in China apparently cut of production. I cannot say how much charge left since I have not any tube tester. IN STOCK! These KT88’s are the best brand we have ever tested. Because a review of vacuum tubes is useless without a point of reference, a bit of background on the amplifier used is in order. KT88 matched quad Made in England by G. The difference in Sound Quality compared to my reissue Gold Lion KT88’s was a huge improvement. psvane cv181 tii. We pay the factory to pre-test for us, and give us the top 50% of production. Buying options. Increased peak cathode emission from the new cathode materials. I put them in the amp to test them and make sure they work. For a matched quad order "4" tubes. Genalex KT88 Gold Lion Matched Quad tubes are matched for both static current and dynamic gain for the ultimate balanced push pull performance. psvane cv181. The Psvane KT88-C is a high-quality audio vacuum tube that impresses with its warm and transparent sound. The KT88-TK is a beam-power tetrode that shares similar applications as the 6L6 and EL34, and is one of the largest tubes in its class. Awesome bass and clarity. Please note that occasionally Telefunken packages these tubes in Mullard KT88 Matched Quad. I have not yet tried them myself. 00. Genalex Gold Lion KT88 Power Tubes - Matched Quartet. It can also be used in 6550 amplifiers. Thanks! I've owned and used both. Vacuum Tube - KT88, JJ Electronics. Due to its robust construction and the use of high-quality components, the Psvane KT88-C offers an amazing sound reproduction, superior stability and high reliability, making it an ideal choice for high-end audio systems as well as guitar and bass amplifiers. Electro-Harmonix KT88 Vacuum Tube High power kinkless-tetrode for use in amplifiers such as the Marshall Major. This tube is a replacement for all standard KT88 and most 6550 applications. Tightly matched Quad with zero leaks. Their Hi-Fi Series KT88C (6550) is well-regarded New Current Matched Quad of JJ KT88 Vacuum Tubes. Brand New. The Tube Amp Doctor KT88-STR is build just like the original tube with its thick curved glass envelope and metal base. Please ask any further questions you may have, as I am happy to help! Shipping and tracking is included in the shipping quote provided. Immediately found a significant improvement listening to jazz where seems instrument's details when running LP's, for example piano and other instruments more natural, better separation, better transparency. Gold plated grid wire. $210 price drop. com. 70. The KT88 is also suitable for use as a series valve in a stabilised power supply. Starting at: $59 . amplifier. Sonically these tubes were very good. Secure transaction. This applies especially to power tubes like EL34, 6550, KT88’s, etc. But out of the 1st quad set, 2 have died, and now using the 2nd quad set as spares for the first quad. KT88 Valves – JJ Matched Quad NEW TESTED (4 x KT88) £ 228. See all payment options. Watch on. Price is for a matching quad of KT88-JJ. The Shuguang Treasure KT88's, once broken in, were superior to the Gold Lions (held bias better and sounded much better). Gold plated grid wire and carbonized screen grids offer great performance and sound. KT88 triode mode connection. Upscale Audio's Kevin Deal reviews the Gold Lion KT88. The KT88C is notable for its warmth and clarity across the entire audio spectrum. 95. JJ Electronic KT88 Power Tubes Matched Quad - 2010s - CLEAR Glass / Grey Base. New Sensor's reissued Genalex Gold Lion KT88 are highly regarded by most. The TAD KT88-STR Redbase® is built in the style of the early British MOV KT88 with the big and heavy glass envelope and beautifully polished metal base. Product Data. Silver lettering. In order to provide a wider variety Download the Reverb App. The NessTone KT88 is a hand selected, tested and matched quality tube readily comparable to the Genalex Gold Lion KT88. The bass extension and control of the KT88s was there, and the midrange was every bit as good as the KT88s, but the treble was much smoother. Thanks! AC The Shuguang KT88-98 vacuum tube is an octal based beam power tetrode that delivers lush harmonics and exceptional clarity for studio or stage. I would estimate their remaining life is a minimum of 3000 hours…. And what tubes are all about the mids ,these tubes have no rival that I have heard. JJ KT88 Power Tube Apex Matched set of six 2010s - Blue Glass / Grey Base. 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. Alongside a gold plated grid, tri-plate anode, and exact grid/screen arrangement, the KT88SV is an impressive high powered audio tube. SKU: AMP0415 Tag: JJ Electronics. Greatly enhanced sonic performance. Testing and/or Matching. Other KT88 tube equivalent part numbers KT90, KT120 and KT150 vacuum tubes are acceptable May 11, 2010 · KT88 GENALEX PL QUAD : Customer Reviews: 4. $89. KR Audio KT88 Matched Quad. Otherwise as-new. Tech Unlimited – Protect Eligible Past and Future Purchases with 1 Plan (Renews Monthly Until Cancelled) for $16. Add to cart More. Mar 9, 2021 · About eighteen months ago I purchased, from another vendor,two new matched, Genelux Gold Lion KT88 quad sets for my MFA-120 monoblock amps. From our listening tests, Mullard KT88 produces good amounts of top energy with deep reaching bass, making them Matched sextets and octets are available as well. Brand New with FREE Platinum Matching! Brand New. I think these were made by JJ in Slovakia. Add to cart. 6550 Equivalent. In Stock. Datasheet for Single (T-KT88-STR-RB-TAD) 3. $125. Starting at: $68 . These are known for their robust quality and classic American 6550 tone. They are matched by the factory at 400V plate, 225V screen and -19. $290. Its clarity and tonal balance make it a favorite among musicians and audiophiles. The JJ KT88 delivers a powerful 42 Watts with plenty of Electro-Harmonix KT88EH Matched Quad | Power Tube with FREE 24-Hour Burn-In and Platinum Matching. f. Lush, full soundstage with huge gain and headroom. Mullard KT88 modern production, matched quad $300. NEGOTIABLE PRICE BTW; feel free to place your best offer and we might reach a deal! GENALEX GOLD LION KT88 MATCHED QUAD. New 4x Genalex Gold Lion KT88 | Matched Quad / Quartet / Four Power Tubes | Free Ship. From our JJ KT88 vacuum tube listening test: "The JJ KT88 power tube has the best imaging of all the tubes in this category. Introducing the new Mullard KT88 vacuum tube. Single or Matched *. They’re supposed to be better than the GV KT88. NEGOTIABLE PRICE BTW; feel free to place your best. Genalex Gold Lion KT88 / 6550 Power Tube. 4 out of 5 stars 34 ratings. KT88 is a beam output pentode with an octal base and power of 42W. You are most likely familiar with seeing Psvane tubes sold in proprietary Psvane packaging, factory tested, and/or matched in pre-made sets. New Plate Current Matched Quad of Svetlana 6550C Vacuum Tubes. Their Hi-Fi Series KT88 (6550) is well-regarded for its tremendous clarity and tonal warmth, ranging from low frequency to high. 4 tubes, matched as quad. My friend Arnold Cruz helped me modify the PSU circuit from the original done by Mikael. The KT88 power tube construction consists of triple getters, additional support posts, and cooling "fins" along the anode. We carefully hand select matching 4 tubes to make a quad. The power supply is based around a 5U4GB dual tube rectifier and is shown in Figure 2 below. New Plate Current Tested Mullard Reissue KT88 / 6550 Vacuum Tube. Nov 20, 2020 · In my system the Gold Lion KT88s sounded pretty good, but just a bit too bright bordering on shrill. In the meantime, the quad is equipped with a high quality sound board and a bass board. 99/month. Excellent replacement output valve for the Marshall Major to retain the original sound. Matched Quartet of KT88 Power Tubes. This matched set of four Telefunken KT88-TK Black Diamond Series Vacuum Tubes is ideal for use in guitar amplifiers and hi-fi power amps in homes, studios, and live stage applications. Set the pentode plate voltage at 20-22% of B+ available to the split-load. There is a small percentage of people that like to bash them for reliability issues, but Genalex Gold Lion KT88 / 6550 Power Tube. The Svetlana KT88 is manufactured in the Svetlana factory in St. Electro-Harmonix 6L6EH Power Vacuum Tube, Platinum Matched Quad. This tube has been recreated down to the finest detail with gold plated grid wire, carbonized screen grids, and a tri-alloy clad plate structure for exceptional performance and sound quality. Thanks! AC The JJ KT88 Blue Glass Power Vacuum Tube construction & sound is reminiscent of the original GEC KT88. This tube is a favorite of audiophiles. Uf = 6,3 V. Dec 17, 2013 · The KT88 also can handle larger plate voltages, up to 800 volts. KT88 penthode mode connection. Features. Jan 21, 2024 · PSVANE KT88 ACME QUAD CSÖVEK KÍNÁL HFP - APRÓ HUF 235,000 May 29, 2024. 4 tubes, matched as quad The Psvane KT88-C is a high-quality audio vacuum tube that impresses with its warm and transparent sound. High-quality production for ensured operation. Will work in place of: 6550, KT88, 6550A. Ug2 = 250 V. Genalex Gold Lion KT88 Power Tubes - Matched Duet (3-pack) Bundle. 4 out of 5 stars : Best Sellers Rank #25,138 in Musical Instruments (See Top 100 in New Plate Current Matched Quad of Psvane KT88C Hifi (6550) Vacuum Tubes. KT88 KT120 KT150 KT170 6550 VALVES - TUBES - IN STOCK - FAST SHIPPING - AUSTRALIA and NEW ZEALAND - GOLD LION. A. Tubes were tested on a Jackson 648s. has reissued the famed Genalex Gold Lion KT88. Renowned for its robust construction and exceptional sound quality, this KT88 tube is a staple for musicians and audiophiles alike seeking that classic tube warmth and clarity. We are currently out of stock. These are a higher power tube with lots of headroom, thunderous lows and thick/aggressive mids. Apr 6, 2011 · hey-Hey!!!, The general topology of the dynaco circuit is finebut the implementation is not good. Get Restock Notification. An excellent true 6550 that'll make your amp sing. We will discuss here the original vintage GEC KT88 not any of the reissues made by the Russian company New Sensor and labeled with the brand name Genalex Gold Lion nor countless Chinese made copies. The current production Russion Tung-Sol 6550s sounded better. Description. We carefully hand select this brand new Mullard KT88 to make a closely matched quad. All have been tested, match, and are in tip top shape. 14-Day Return Policy. Will work in place of: 6550C, 6550, KT88, 6550A. The Telefunken KT88 is an incredibly durable tube that can handle taxing applications whether it is guitar or hifi amplification. Long Branch, NJ, United States. This provides incredible bass response without ever losing control. Questions? Contact us at info@tubesandmore. #2. wv jl sb pn yk gv hu zp du cr