They are hard to find and when they are available, they are expensive. Since its production ceased in the early 1980s, the genalex gold lion kt88 has become expensive and hard to find. The m0 valve company limited kt88 grenalex beam tetrode brief data the kt88 has an. Octal u f 6,3 v i f c a1,6 a typical characteristic. I tried some jjs, but just not the same in this amp. Have been using genelex gold lion kt88 reissued tubes for about 6 months and like them, a lot. Vacuum tube kt88, genalex gold lion kt88 power tube reissue of. Gold lion kt66 russian reissue of the legendary genalex. After extensive research and engineering, new sensor corp.
Genalex gold lion kt88 datasheet pdf download adobe acrobat pdf reader. 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. Built to the highest standards and is very reliable. Here is a selection of the best 3d printable stl files for 3d printer to rise up with nice planes. According to the manufacturer the gold lion kt88 is an attempt to recreate the original genalex, which was introduced in 1957. With a gold plated molybdenum alloy grid and carbon coated screen grid, the svetlana kt88 is the finest power tube of its type be ing manufactured today. With 3 getters for a superior vacuum, gold plated grid wire, the genalex kt88 have a lot of power with good.
Have switched to other amplifiers during this period, always nice coming back to them. Vacuum tube kt88, genalex gold lion antique electronic supply. Increased peak cathode emission from new cathode materials. The svetlana kt88 is manufactured in the svetlana factory in st. Genalex gold lion reissue kt88s these things are superb. Purchase genalex gold lion kt66 vacuum tubes online, in stock and ready to ship. Great substitite for the 6l6gc, but consult your amps manufacturer. The kt88 tk is a beampower tetrode that shares similar applications as the 61. Did use ge 6550s and tried some russian tubes before, like these better, but has a lot to do with the type of sound you are after. Petersburg, russia, and is designed to be a direct replacement for any kt88, kt90, kt99 or 6550. Mar 08, 2010 topic shuguang treassure series kt88 z vs. Jul 02, 2008 ok, so on first listen to the gold lion kt88s, i didnt really hear much of a difference, maybe a little more detail, but i cant be sure. The kt88 is a commercial version of the cv5220 and is similar to the 6550.
It is as comfortable in guitar amps as it is in hifi applications. Kt88 genalex gold lion 2002 amplifier vacuum tube scribd. Unfortunately, genalex ceased tube production in the early 1980s and the genalex gold lion kt88 has become very expensive. Also the most common electrical circuits are given for kt88 and 6550. Kt120 tubes vs gold lion kt88s audiogon discussion forum. The genalex gold lion kt88 reissue is the first of several tubes tubes to come from the genalex gold lion brand. Kt120 tubes vs gold lion kt88 s hi everyone i have recently purchased my first set of kt120 tubes for my cary cad120s amp and i must say what a difference especially in techno music.
Svetlana technical data kt88 high performance audio beam. The kt88 fits a standard eightpin octal socket and has similar pinout and applications as the 6l6 and el34. Electroharmonix owns 100% of the largest remaining vacuum factory in the world. Its exclusive screengrid radiator fins reduce a major source of. For example if youre looking for a chuckle, over on page 4 it says that the life expectancy when operated at absolute maximum ratings is 5,000 hours, or 10,000 hours at 25 wattsgood luck with that.
This kt66 has a very articulate tone, and nice dynamics. Apr 19, 2017 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. Kt88 gec 6550 kt88 6550 tube tubes kt88 cv5220 gec kt88 valve 6550 kt88 data tube 6550 text. Two valves in class ab1 give a continuous output of up to 100w. 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. Genalex golden lion are super valves for hi fi and guita amplifiers. Kt90 and types and brands exist, and what you can do with the this tube. Warranty information and return policy warranty period. Today i decided to put the gold lion kt88 s back in, and found that two tubes had white coating inside, indicative of vacuum leaks. Sep 09, 2019 kt88 genalex gold lion one top getter, 2 side getters.
The kt88 was produced by mov for 28 years and in its final years was marketed under the gold lion brand. The purpose of this kt88 kt66 6550 kt90 kt120 page is to give an overview about what. Feb 18, 2012 this was the datasheet for the original gold lion kt77. The kt88 has an absolute maximum anode dissipation rating of 42w and is. Specifically designed for audio amplification, the kt88 has similar ratings to the american 6550 which was designed for use as a servo. I have been running kt120 for over 3 years and before gold lion kt88 russian. Sylvania 5881 heres a pic of some of the output tubes ive tried with various supported rectifier tubes in my inspire sep amp.
Kt88 beam power tetrode t he svetlana kt88 is a beam power tetrode having a large standard octal base and glass envelope. Genelex gold lion kt88 reissued tubes audiogon discussion. The classic envelope is 48 mm in diameter and, excluding the io base pins, is 100 mm tall. Most of these datasheets are in english except where noted otherwise. Gold lion kt88 platinum matched genalex gold lion tubes. The new kt88 features greatly enhanced sonic performance. Genalex gold lion kt88 reissue precision matched tc tubes. Kt88 genalex gold lion 2002 free download as pdf file. Here youll find a modest collection of datasheets for some popular tubes. I had mislabeled them as gold lions and someone emailed me that these were not gls just genalex. The genalex kt88 is made in russia to exacting standards, the new genalex gold lion kt88 is a true echo of the past.
Genalex beam pentode indirectly heated the ixt88 has an anode dissipation of 35 nv and is primarily designed. The kt88 fits a standard eightpin octal socket and has similar pinout and. 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. Originally introduced by gec in 1 956, it became competition for the americanmade 6550, but with the ability to handle a. It was phased out in 1984 in favour of production of integrated circuit packages. Please see the substitutes at the top of the page for more details. This tube became the heart and soul of such classics as the dynaco mark iii, mcintosh mc275, and marshall major. The gold lion genelex kt88 reissue has great sound quality and performance. The last valves mov 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. So two more tubes from the original sets had failed.
The old ge 6550a will actually run hotter without screen problems than the kt120. The manufacturing dates on the tubes were october 2010 and 2011. The kt88 is one of the few classic audio output valves. Super radiotron valve manual, amalgamated wireless valve co. Buy genalex gold lion kt88 vacuum tubes online, in stock and ready to ship. Tell me about kt77 in place of el34 page 2 the gear page. The kt88 is a beam tetrode k inkless t etrode hence kt vacuum tube for audio amplification. The kt88 has an anode dissipation o511 and is primarily designed for the output. Vacuum tube kt88, genalex gold lion amplified parts. Genalex gold lion kt66 datasheet pdf download adobe acrobat pdf reader. Genalex introduced the king of power tubes, the legendary gold lion kt88. The screen grid is sometimes tied to the anode so that it becomes effectively a triode with a lower maximum power output. The gold lion genelex kt66 is an excellent copy of the original genelex reissue made in russia. The kt88 is a beam tetrodekinkless tetrode hence kt vacuum tube for audio amplification.
Frank philipse pocnet mirror patrik schindler kt88. Genalex gold lion is a registered trademark of new sensor corp. Kt77 vs kt88 talkin tubes the klipsch audio community. Any exceptions will be noted on that tubes warranty tab. No manual adjustment needed most auto bias or cathode bias amps. With a goldplated molybdenum alloy grid and carbon coated screen grid, the svetlana kt88 is the finest power tube of its type be ing manufactured today. This tube 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. Kt88 datasheet, kt88 pdf, kt88 data sheet, kt88 manual, kt88 pdf, kt88, datenblatt, electronics kt88, alldatasheet, free, datasheet, datasheets, data sheet, datas. All these links open in a new browser window so that you can return quickly to this page without having to reload. All our tubes are guaranteed for 3 months from the date of purchase. The operating point being not kt88 shows to me this was knocked together, by using existing tools.
Curve trace matched at hot rox uk valves original genalex gold lion ecc83b759 tubes are considered among the best 12ax7 types ever made. The purpose of this kt88 kt66 6550 kt90 kt120 page is to give an overview about what kt66, kt88. Thanks to frank philipse for supplying the above pdf datasheet. The hifi market is only a few percent of our sales anyway. Difference between genalex kt88 and genalex gold lion kt88.
637 438 979 1496 933 1274 437 968 1348 184 646 1291 419 1416 1153 22 715 805 1180 1163 809 814 171 811 941 1041 451 474 1109 64 1277 33 1193 963 358 1010 971 171 1163 474 528