From the manufacturer, exact copy of the original clear glass kt66. Kt66 tubes advice needed steve hoffman music forums. Quad factory platinum matched genalex gold lion kt66 kt66. Genalex introduced the king of power tubes, the legendary gold lion kt88. The genalex kt66 tubes are a faithful reproduction of the tubes eric clapton used to achieve the famous bluesbreaker tone. Also the most common electrical circuits are given for kt88 and 6550. Brand new, factory matched pair 2 genalex kt 66 6l6.
Octal u f 6,3 v i f cca 1,4 a typical characteristic. Our exhibit is a postwwii device, probably dating from the 1960s. Harries is believed to be the first engineer to discover the critical. Genalex gold lion is a registered trademark of new sensor corp. Correct orientation of the valve socket for horizontally mounting the kt66. The kt66 is a very well known audio output beam tetrode valve. The gold lion genelex kt66 is an excellent copy of the original genelex reissue made in russia. Great mids, smooth, airy highs, incredible bass, wonderful 3d presence, and that natural glory. Here is a selection of the best 3d printable stl files for 3d printer to rise up with nice planes. All our tubes are guaranteed for 3 months from the date of purchase.
It is as comfortable in guitar amps as it is in hifi applications. This tube became the heart and soul of such classics as the dynaco mark iii, mcintosh mc275, and marshall major. From the 1970s kt66s lacked the internal carbon dust coating of the glass bulb. Kt90 and types and brands exist, and what you can do with the this tube. Far more reliable than the jj kt77, and even more beautiful sonically.
Finding these tubes at a reasonable price is next to impossible, and this is a way to get an excellent value on these wonderful tubes, especially if you need current matched tubes for your amplifier. Two valves in class ab1 give a continuous output of up to 100w. The e6922e88cc gold pins genalex gold lion tube is a premium grade selected small signal twintriode that is a suitable replacement for all 6dj8, ecc88, 6922, e88cc, and 7308 types. This kt66 has a very articulate tone, and nice dynamics. As i undersand osram, genalex, gold lion or any other entity owned by them never actually made a 6v6gt, so you can rest assured it is a new product. Genalex gold lion kt88 power vacuum tube, platinum matched. Kt88 is a low distortion, high output power tube developed specifically for audio. Kt88 genalex gold lion one top getter, 2 side getters. Sylvania 5881 heres a pic of some of the output tubes ive tried with various supported rectifier tubes in my inspire sep amp.
To be labeled genalex gold lion, tubes must endure and pass the toughest testing the. Warranty information and return policy warranty period. The kt88 is a beam tetrodekinkless tetrode hence kt vacuum tube for audio amplification. The kt66 is the direct descendant of the harries valve developed by british engineer j.
Any exceptions will be noted on that tubes warranty tab. Vacuum tube kt66, genalex gold lion super premium power beam tetrode. U a 250 v u g2 250 vu g1 1 v5 i a 100 ma i g2 10 ma s10,5 mav. Kt77 vs kt88 talkin tubes the klipsch audio community. The kt88 was introduced by gec in 1956 as a larger variant of the kt66. Octal u f 6,3 v i f c a1,6 a typical characteristic. Gold lion kt88 made in england draft of new spec sheet 4302002 beam tetrode 63v indirectly heated the kt88 has an absolute maximum anode dissipation rating of 42w and is designed for use in the output stage of an a.
Electroharmonix owns 100% of the largest remaining vacuum factory in the world. This russian reissue tube has smooth tone, and excellent broad frequency range definition. They feature 3 getters for a superior vacuum, gold. Kt66 is the designator for a beam tetrode vacuum tube introduced by marconiosram valve co. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages.
Thanks to frank philipse for supplying the above pdf datasheet. Kt88 matched quad introduced in 1956 the kt88 bigger brother to the lower power previously available kt66 can deliver 50 watts of audio power in push pull mode or 100 watts in parallel push pull 4 valves. The kt66 has a higher dissippation than its 5881 and 6l6gc counterparts, and if your amps bias range is set low you may not be able to bias these. The genalex gold lion kt66 is a robust and reliable kt66, it is highly recommended for hifi and guitar amp applications. Great substitite for the 6l6gc, but consult your amps manufacturer. Unfortunately, genalex ceased tube production in the early 1980s and the genalex gold lion kt88 has become very expensive. According to the manufacturer the gold lion kt88 is an attempt to recreate the original genalex, which was introduced in 1957. Genalex gold lion kt66 datasheet pdf download adobe acrobat pdf reader. Pdf 1650e 1650g pushpull 6l6gc el34 schematics 6bq5 el34 6aq5 tube tube 6v6 6550b el84 tube 807 tube.
These are factory tested at real world operating voltages. Purchase genalex gold lion kt66 vacuum tubes online, in stock and ready to ship. The genalex kt 66 is considered by many to be the finest of all kt66s made today. Genalex gold lion kt88 has been recreated down to the finest detail with gold plated grid wire, carbonized screen grids, and a trialloy clad plate structure for exceptional performance and sound quality. Reports in the field say this is one of the most durable el34 types currently available, and so far our tests agree with that. They are hard to find and when they are available, they are expensive. The original company did produce a kt63, however, which was like a scaled down kt66 to operate in place of the 6v6. The purpose of this kt88 kt66 6550 kt90 kt120 page is to give an overview about what kt66, kt88. Please see the substitutes at the top of the page for more details. Because of our tradition of supplying the highest quality tubes, we are proud that our ouput is the very best in the world for upgrade and replacement. Kt88 vacuum tube made by genalex gold lion tetrode. Built to the highest standards and is very reliable. Groove tube gold series gt6l6ge 6l6gc mcintosh branded ge 6l6gc vintage ge 6l6gc vintage tungsol 7581a 6l6gc variant tungsol 6l6g 6l6gc in a big bottle gold lion kt88. The gold lion genelex kt88 reissue has great sound quality and performance.
Genalex golden lion are super valves for hi fi and guita amplifiers. Brand new, factory matched quad 4 genalex kt 66 6l6. Used in 50s60s hifi favorites such as the heathkit w5m and many leak amplifiers. Specifically designed for audio amplification, the kt88 has similar ratings to the american 6550 which was designed for use as a servo amplifier. These new production genalex gold lion kt66 power tubes can be run in any amp that uses 6l6 or 5881 type tubes. It is either kt66 or on the other hand, and this is really a dirty way to fool you, they give you the impression these tubes are handtested, and you would think what you read on the certificates are the results. This tube features gold plated pins and is manufactured to extremely tight specifications, making it the highest quality current production e88cc6922 available.
Gold lion kt77 a modern recreation of the legendary genalex kt77. Genalex gold lion kt66 power tube kt66 genalex electro. Super radiotron valve manual, amalgamated wireless valve co. The early jtm45s used the rs deluxe output transformer which had 6.
The kt88 fits a standard eightpin octal socket and has similar pinout and applications as the 6l6 and el34. Gold lion kt66 russian reissue of the legendary genalex. Pair factory platinum matched genalex gold lion kt66 kt66. Vacuum tube kt66, genalex gold lion antique electronic supply. Due to the high current and power capability of these tubes, it is very important that the kt88 tubes are well matched. They exhibit a large detailed soundstage that is sought after by discerning audiophiles who demand the highest. From speakers to batteries to transformers and many other components.
It is one of the largest tubes in its class and can handle significantly higher plate voltages than similar tubes, up to 800 volts. Vacuum tube kt66, genalex gold lion amplified parts. Today, there are a number of quality kt88 tubes available for audio and guitar applications. They were also used in favorite 195060 hifi amps such as the heathkit w5m and many leak amplifiers. The marconi label, just one brand of the mov company of gec. W these specifications are provided asis, with no warranty of any kind. Curve trace matched at hot rox uk valves original genalex gold lion ecc83b759 tubes are considered among the best 12ax7 types ever made.
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