This kt88 has 3 getters for a superior vacuum, gold plated grid wire and look like a piece of art. The genealex gold lion kt88 has been developed in russia to exacting standards, an excellent recreation of the original kt88 tube. Philips jan12at7wc driver tubes, and tungsol 12ax7 inverter tubes. Svetlana 12ax7 for several years the original svetlana 12ax7 tube from st. They exhibit a large detailed soundstage that is sought aft. Discussion in audio hardware started by thouston, jun 3, 2016. Today, it is by far the most common preamp tube used for electric guitar amplification and there is an almost overwhelming supply of current production options to choose from. Mar 29, 2018 the tungsol 12ax7 reissue was a much better choice for me. Genalex gold lion ecc83b759 12ax7 dual triode preamp tube with gold pins. Jul 11, 2012 12ax7 shootout with hugh stuckey as the test driver.
Genalex gold lion reissue these new production genalex gold lion kt77 power tubes can substitute for 6ca7 or el34 type tubes. High gain, super low microphonics, and superb linearity with a three dimensional tone. New genalex gold lion 12ax7 ecc83 b759 gold pins reissue. If you are looking to upgrade the tubes in your amp, 12ax7 in v1 where you want to start. Superior mediummu twin triode driver tube for hifi use. This tube featured superb linearity, balanced sections, and extremely low noise. Tubes for the fender 65 super reverb reissue antique. It all depends what the reverb driver was designed to use. Genalex gold lions 12ax7 these also come in a gold pin and standard but in this case the standard in made in china, and is a short plate design, where the gold lions are made in russia and a long plate. Genalex gold lion 12ax7 ecc83 b759 precision matched sets.
New 2x genalex gold lion 12ax7 ecc83 matched pair duet. Same applies to the pi, swapping 12ax7 for 12at7 may work, or not. According to the manufacturer the gold lion kt88 is an attempt to recreate the original genalex, which was introduced in 1957. This is a classic case of where lower plate impedance and mu results in higher in circuit gain. Genalex gold lion ecc83 b759 12ax7 amplitrex at super. Brand new genalex 12ax7 ecc83 b759 matched septet 7 tubesthese are made in russia and have gold pins. This tube features balanced sections and gold plated pins. Preamp tubes 12ax7 ecc83 cv4004 5751 tube basics and faq. New gain matched trio of genalex gold lion 12ax7 ecc83 b759 gold pin vacuum tubes these are so close to the originals we could hardly tell the difference in both appearance and sound. I sold several of my tube components and have a pile of tubes left over. I also ordered a a russian made genalex gold lion 6l6 gold tip. Perfect for high plate voltage amplifiers like the fender deluxe reverb.
The current production svetlana is a new sensor product and is a member of 12ax7eh and tungsol 12ax7 family. I ordered this tube as a replacement for the stock tube that came in an orange micro dark head. To hear the subtle differences between the tubes, its probably best to monitor with headphones. Original genalex gold lion ecc83b759 tubes are considered among the best 12ax7 types ever made. This russianmade version features long plates, a dual post dish getter, and gold pins. Dougs tubes vacuum tubes for guitar amps and hifi audio. It was developed around 1946 by rca engineers in camden, new jersey, under developmental number a4522. Some genalex 12ax7s are chinese made and do not have the gold pins and are cheaperoriginal genalex gold lion 12ax7ecc83b759 tubes are considered among the best 12ax7 types ever mad. I have some new tungsol and mullard reissue 12ax7 s that are very diffferent from one another. We carry everything from nos rca 6l6gc black plates to jj 12ax7s. Get 2% off your entire order with code 2off sign in or create an account. A 12ax7 as a reverb driver actually reduces the available reverb signal because it is so heavily loaded as a reverb driver that an at7 will have more gain.
Huge improvement for phase inverter driver tube position. This new production 12ax7 ecc83 tube is new sensors reissue of the famous mullard 12ax7. Because of the high gain, 12ax7 in v1 has a lot of effect on sonics. The main reason it is probably being used for audio is because it has more gain than a 12au7, but can drive lower load impedences and has more output signal voltage swing capability than a 12ax7. Genalex gold lion 12ax7 vacuum electronics amplifier. Genalex ecc83b759 features heavy low microphonic glass bottle, tightly assembled small plate design, balanced section and beautifully gold plated pins to ensure perfect operation in any equipment, vintage or modern. Petersburg winged csed tried to develop a good 12ax7 and mostly failed. Originally, the 12ax7 ecc83 vacuum tube was introduced to be a superior option for lower noise and microphonics over the 6sl7 tube that was commonly used in the 1940s. The gl kt66 sound great in the hendrix super 100jh amp a little thicker or biggerfuller sounding than the shuguang which also sound good. I would stick with a 12ax7 for highgain input stages, and a 12au7 for line level and driver circuits.
Available begining this week is the newly reissued genalex 12ax7. I have vowed to stay with gold lion kt88s that i always liked so much but still want to rock and roll the signal tubes. They have gold pins compared to their chinese counterparts. The quality of current production 12ax7s is getting better and better.
New genalex 12ax7gengp gold pins remake of the famous. Genalex gold lion has become the name synonymous with highquality tubes and their 12ax7 tube is one of the best out there. They are hard to find and when they are available, they are expensive. This kt88 has 3 getters for a superior vacuum, gold plated grid wire and look like a. Mullard reissue 12ax7 i was wondering if anyone would be willing to share their experiences of how these two types compare in sound, reliability, etc. Some genalex 12ax7 s are chinese made and do not have the gold pins and are cheaperoriginal genalex gold lion 12ax7 ecc83b759 tubes are considered among the best 12ax7 types ever mad.
Mullard 12ax7 ecc83 reissue this is a nice tube but in my opinion better suited to home audio than guitar amps. Genalex gold lion ecc83 b759 premium version audio. Mullard cv4004 12ax7 reissue this tube looks nothing like mullard tubes of. These genalex tubes are the ones manufactured in russia. It is said that extra stringent quality control and selection standards were applied to incoming raw stock of mullard ecc8112at7 tubes and that this extra selection process produced a consistently excellent supply of genalex b739 labeled mullard 12at7s.
The tungsol 12ax7 reissue was a much better choice for me. Outperforming, many other tubes you can be assured you are getting a great tube when you buy these. After extensive research and engineering, new sensor corp. Tube amps use multiple tubes, and the first position is referred to as v1. Tubes for the fender deluxe reverb amplified parts. Genalex gold lion ecc83 b759 premium version audio vacuum. On the other hand a soviet era tube sounded like broken glass. Mullard 12au7 reissue sound compare to nos steve hoffman. Unbeatable prices on thousands of guaranteed vacuum tubes for sale, vintage nos hifi audio tubes, radio tubes, ham and industrial ready to ship. Whats interesting is that all of these tubes are made in the same factory in russia by new sensor corporation which owns the electroharmonix, genalex, mullard, sovtek, svetlana and tungsol. The genalex gold lion ecc83 12ax7 preamp tube standard pins is a low cost alternative to the genalex gold lion b75912ax7 gold pins. All new sensor tubes are not the same, even just eyeballing em like the new sensor mullard and sovtek lps have long plates and the lps and maybe the mullard has a spiral filament. Genalex gold lion is now my goto tube for my audio equipment, but i dont know if i would spend the money to put them in my fender amp. Original genalex gold lion 12ax7ecc83 b759 tubes are considered among the best 12ax7 types ever made.
Shootout featuring an egnater tweaker 40, through a closed back 2x12 80s evm 12l speakers. Genalex gold lion 12ax7 ecc83 gold pins tonal tubes. New 7x genalex gold lion 12ax7 ecc83 matched septet. Listening to an original 60s genalex gec or a vintage 50s mullard and the preamp was fantastic. New matched pair reissue genalex gold lion 12ax7 ecc83 b759 gold pin free sh. Genalex gold lion 12ax712au712at7 tubes, brand new. Another common name for the 12ax7 tube is ecc83 and for premium versions the 7025 and ecc803 audio tubes. Superior medium mu twin triode driver tube for hifi use. Aug 11, 2012 the genalex b739 shown above was, of course, made by mullard for the genalex gold lionmo valve company. The tone was capture with a rode ntk mic through a m. It is said that extra stringent quality control and selection standards were applied to incoming raw stock of mullard ecc8112at7 tubes and that this extra selection process produced a consistently excellent supply of genalex b739 labeled mullard. Rca and sylvania first introduced the 12ax7 to the world in the late 1940s.
It was released for public sale under the 12ax7 identifier on september 15, 1947. The reissue genalex gold lion 12ax7ecc83 b759 recreates the sound signature of the original. I have about 50 single 6922 genalex gold lion fully tested tubes on hand, all brand new, all in the original boxes. This new production 12ax7 ecc83 tube is new sensors. Vacuum tube 12ax7 b759, genalex gold lion amplified. Genalex gold lion ecc83b759 is a meticulously crafted 12ax7 with clarity, transparency and resolution for any audiophile equipment. One other note about the construction of these tubes is they have filaments that are almost completely encased in the plate structure. The new solid plate, triple getter ruby kt88vstr has excellent reliability, focused soundstage, and a wide linear frequency response. Example my epi bc30 uses both halves of an ecc83 12ax7 as the reverb driver, replacing it with a highercurrent lessgain genuine mullard ecc8112at7 was. I have some new tungsol and mullard reissue 12ax7s that are very diffferent from one another. Original genalex gold lion ecc83b759 tubes are considered. We carry brands like western electric, mullard, telefunken, sovtek, jj, electroharmonix, genalex and tungsol.
The genalex b739 shown above was, of course, made by mullard for the genalex gold lionmo valve company. This preamp has a short plate format for reduced microphonics and has been put through a special selection process to ensure low noise and good balance of gain between the two triode sections. Aug 01, 2016 shootout featuring an egnater tweaker 40, through a closed back 2x12 80s evm 12l speakers. I notice that there is a reissue genalex gold lion 12au7 and 12ax7.
The reissue genalex gold lion ecc83b759 recreates the sound signature of the original. Original genalex gold lion 12ax7ecc83 b759 tubes are considered among the b. The preferred oem tube of 50sera fender tweed champ and deluxe amplifiers the tungsol 6v6 has a geometry designed to safely handle the higher voltages used in guitar amps plus heavier plate and grid materials. Genalex gold lion 12ax7 amptubes for all your tube needs. Genalex gold lion 12ax7 ecc83 b759 tubes headphone. A full, glorious midrange with great texture and liquid detail, extended yet controlled highs. Excellent fender reverb driver tube, not my favorite audio tube. Genalex gold lion 12ax712au712at7 tubes, brand new reissues. Same as the ones that came in my phono preamp, but twice the price with gold pins. The original genalex gold lion ecc83b759 is one of the most rare 12ax7 types ever made. The quality of current production 12ax7 s is getting better and better. They exhibit a large detailed soundstage that is sought after by discerning audiophiles who demand the highest quality sound. Genalex b73912at7 gold lion great britain tube maze.
The reissue genalex gold lion tubes features gold plated pins and has been carefully engineered to recreate all of the attributes of the original. Of course, these are made in russia and not england like the originals. Whats interesting is that all of these tubes are made in the same factory in russia by new sensor corporation which owns the electroharmonix, genalex, mullard, sovtek, svetlana and tungsol brand names. The reissue genalex gold lion ecc83 b759 12ax7 recreates the sound signature of the original.
The reissue genalex gold lion ecc83b759 features gold plated pins and has been carefully engineered to recreate all of the attributes of the original. Brand new genalex gold lion 12ax7 ecc83 b759 single tubenote. Tubes for the fender 65 deluxe reverb reissue antique. The reissue genalex gold lion ecc83b759 features gold plated pins and has been carefully engineered to recreate all of. The tubes have well balanced triode pairs and a very even flat response. I was able to cancell the 12at7 order at tubedepot and instead i have ordered a groove tube 12ay7, a tung sol 5751, and a russian made genalex gold lion 12ax7 gold tip.
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