Kt90, kt88 the electo harmonix kt90 is probably the best kt90 ever built. By continuing to use our website you are agreeing to our use of cookies. Heater free delivery possible on eligible purchases. I can personally vouch for the ruggedness of the ei kt90 tubes. This tube is excellent quality and a solid performer in both hifi and guitar amps. Ei vs electroharmonix kt90 audiogon discussion forum. All cryoset certified power tubes have been doubled matched, both before and after cryo treatment using the maxi matcher to verify. Networks 1 kgc310mb web smart gigabit ethernet media converter fw. If you want lots of class a and blameless fidelity, you must use at least 40% ul, or triode, and bias the tubes up a bit, and keep ea low, and rlaa high, so this takes care of the output stage.
If you require matched pairs or quads, simply order 2 or 4 off. The kt120 ups the performance level and the survival rate of the kt88 tube run at todays voltages. Ktxi fredericksburg, tx listen to free internet radio, sports, music, news, talk and podcasts. Up to 160w per pair may be achieved with anode voltage of 750v and screen grid. Ipex kt9020 ipex kt9020 1 kwikon stub down rexel usa. Vacuum tube kt90, electroharmonix electroharmonix kt90 power tube. Hificollective uses cookies to give you the best online experiences. K88 ili kt90 audiofil feel the sound forum stranica 3. However they share the same pinout and can be used in el34s applications if the rest of the circuit is designed to accomodate them. Brand new introduction, mullard kt88 is a durable kt88 featuring triple getters for longevity. That said, the tube zone has at least one additional clipping stage the manual claims 4, but im dubious. I had a quad for a few months, but was never truely satisfied with them. If youve seen the original tube zone, youll also notice that. Kt90 is a beampower pentode primarly designed for use in audio frequency power amplifier applications.
Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Please see the substitutes at the top of the page for more details. Kwikon kt90 stub down fittings kwikon x threaded size inches part number product code 12 kt90 10 089060 34 kt90 15 089059 1 kt90 20 089058 size inches part number product code 12 kk9010 089055 34 kk9015 089056 1 kk9020 089057 kwikon ent stub down fittings description both styles of stub down fittings are designed for. The kt90 is a vacuum tube used in audio applications. Frank philipse pocnet mirror patrik schindler, kt90. Scroll down to see sets of 2 pair, 4 quad, and 6 sextet. Kt88s generate a lot power, handling significantly more plate voltage than other power tubes. Note that within the ratings, the electrical characteristics for 6l6g are the same as 6l6gb, 6l6ga, 6l6gt, 6l6gc, the following have different pin. It may therefore be used as a substitute, given appropriate re. This is a matched quad that have been cryogenically treated. I began with sovtek kt88s, and liked them for the bass, but the mids seemed a bit lacking imo. The electo harmonix kt90 is probably the best kt90 ever built. Kt120 tungsol russian page 2 29973455 sur le forum. The kt90 is a replacement for 6550s and kt88s and will put out a little more power.
I too, am curious as to what the impressions of the eh kt90 are. Are kt88s interchangeable with el34s the gear page. Net tube data here youll find manufacturers data sheets and curves for many popular and some not so popular electronic valve types. Kt90 page 1 of 5 the kt90 is a beampower pentode primarily designed for use in audio frequency power amplifier applications. A way with words is a fun and funny radio show and podcast about language. The kt90 has a sound somewhere between an el34 and a kt88 with voltage ratings about equal to a really good kt88.
Stream live events, live playbyplay nfl, mlb, nba, nhl, college. In guitar amps, mullard kt88 delivers lots of headroom with sweet smooth compression when pushed. Welcome to hificollective, to create an account please register here. Cohosts martha barnette and grant barrett talk with callers from around the world about linguistics, slang, new words, jokes, riddles, word games, grammar, old sayings, word. Tube kt 90 or rohre kt90 id31938, beam power tube, octal int. The kt90, or in full, kinkless tetrode 90, is a beam power tetrode and features the same octal socket as its smaller variant, the kt88. The kt90 eh is a suitable replacement for any kt88 or 6550 tube.
Hot rox uk supply matched premium vacuum tubes, boutique fx pedals worlwide. Im thankful eh began production, it is a worthwhile endeavor. This pedal has lived on my precious things shelf ever since i started this crazy youtube thing. Anode dissipation rate is 50w, which provides for pushpull amplifiers utilization up to 110w output per pair, with 550v on the anode. The pedal that started mi audio, the tube zone overdrive is a pedal with unparalleled flexibility, which excels equally well in low and high gain. The kt90 is recommended as a replacement for 6550, 6550a and kt88. Motorcraft kt90 tube assy purchase price is 1 each see more. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages.
Ktzz great falls, mt listen to free internet radio, sports, music, news, talk and podcasts. Introduction the 10100basetx to 100basefx media converter series provides a media conversion allowing highspeed integration of fiber optic and twisted. I had them in my jadis for 5 years, one shorted no damage to the amp, and the others still measure a little better than pass. The gold lion kt88 is about as good as it gets now in that variety. In most cases you can use these tubes in place of kt88, but its best to check with your amp manufacturer first. Tubedepot carries a selection of 6550 kt88 kt90 power vacuum tubes. Kt90 is designed by blagomir bukumira,a leading engineer at ei features. All content on this page is 19972020 duncan amplification. Kt88s are not big bottled el34s, they are a different type of tube tetrode than el34 6ca7 pentode. Kt90, kt120 and kt150 are higherpowered direct replacement of kt88. It may therefore be used as a substitute, given appropriate rebiasing when used in pushpull configuration. Mar 26, 2015 the gold lion kt88 is about as good as it gets now in that variety. From our listening tests, mullard kt88 produces good amounts of top energy with deep reaching bass. The only new production kt88s i have not heard is the jjs, but i hear they are very.
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