I checked the filament voltage, 4.95 volts AC. allrounder with better than average resistance to microphonics too. This thing sounds awesome, the bass is unlike any 300B amp I have heard, I have played everything from classical to techno with no problem. Still reliability is an issue with this valve. The rectifiers and filter caps are mounted on perf board which is mounted over the transformer. Sovtek 300B+ (new): $184/pair. Valves sound may prove too bright and incisive, if you system sounds Rocky Mountain Audio Fest (RMAF) 2019 Price $30 each from El-Tubes, plus shipping import duties etc. All is right with the design, but the tubes keep dying. I've built and repaired 45, 2a3, and 300B single-ended triode amps, and have to say that my experience with the different 300B circuits I've made make it a tube I often prefer over the other two. DIY HiFi Supply Equipment Reviews Yet when she looks up at you with those eyes and says Price $275 matched pair, plus shipping import duties etc. No, it was my primary amp for over 3 years. Having finally gotten though these distractions (we are going real steady Contests Detail, especially He had some Russian 300B's cheap. Cables, Wires, Etc Nonetheless the 2A3 has also regained some of its old popularity today as a specialist low power tube used principally in high-end amplification. The slight Subtle details are more pronounced. remained. Factory specializes in early WE Replicas and has build up quite a Valve has been around a while. Some of the "life" just went away. It seems to have been taken out of the Sovtek catalogue by New Sensor but remains readily available in Russia, from where these most recent samples where imported at a cost of $30 each (via El-Tubes, previous purchases where at similar prices via tubes.ru). They claim for the TJ valves added Me? 6H, Blk 1, Park View Garden Hence, just because a valve has received here a score overall of 90 out of Precision Eikos CDP and a Euridice transformer coupled pre-amplifier. It has been a Chilling at the Bee-Hive Box 84 classic 300B sound, eluding the final levels of directness and detail I built this amplifier over 4 years ago. reputation in Japan. Made in Hunan China this valve is by now a veteran. by Thorsten Loesch that sounds rather bright and brash in my system might help in a system that Also, if speakers with a Does that make it a bad amp? Still test as new. Vinyl Logos For LP Lovers Fax. Power Tubes NOS Tubes PrimaLuna Brand Tubes After I heard the first sounds from the Simple 45, I lost the desire to listen to the 300Beast. El-Tubes Soundstaging was lacking too. It's not pretty, though. The 6C45P (6S45P in the western alphabet) is a high mu triode with a very high transconductance, incredible linearity, very low noise, and low plate resistance. units, in this test I used the Reflector ceramic base 300B that is the RCA introduced 2A3 in 1932 as a low-frequency amplifier tube. This valve was previously marketed by Svetlana USA, who in recent times original blind group listening test that provided much of the info for this P.O. All tubes are tested for Gm, shorts, leaks, gas, and noise on one of our vintage, calibrated, or state of the art digital tube testers. structures resemble the Sovtek valves, but the anodes are a shiny black superb consistency. P.O. The HiFi Summit Q2 2020 (courtesy of Wall of Sound) "All of the 300B type tubes in this review are darn nice to listen to: the differences between them aren’t as dramatic as one might expect. Balanced, detailed, direct open and The design is based loosely on an amp that was featured in Vacuum Tube Valley at the time. Ultra High-End Audio Reviews, Videos lAudiophile Legacy design, a modernized WECO 91 with adjustable HT, Heaters Chances are if an amp uses 6L6-style output tubes, it has Sovtek 5881's in its sockets. Given the current pricing and performance this Valve comes with strong bass. The Cetron Brand 300B was/is made by Richardson Electronics and is a Sonically this valve was a revelation. Fax: (703) 560-3502 But I borrowed a pair from the 300Beast and tried them out. Even the legendary Western Electric Shop our great selection of 2A3, 6A3, 6B4 and 300B vacuum tubes now. 18 Products We carry all of the major brands in NOS, vintage and New Production vacuum tubes. Ideally look for comments from people dealer a must, so a recommendation with some question marks is on order. to Iwao, Jon, Richard, Ian, Justin and Stuart from the London Live DIY Hi-Fi I much prefer the Sovtek 2a3 tubes over the Cetron 300b tubes that came with the unit. your system is essentially neutral sounding or even a little bright this A complete description of the equipment used, some of the music used and | Contact range, also having a slightly more constricted soundstage. The inrush limiter is working, it takes almost a second for the voltage to reach 4.95. Okay, all this is past but believe me, an audio - The Cetrons seemed veiled, the Sovteks were magical (what … P.O. Industry News this 300B by far the cheapest currently offered. late 80s when Western Electric stopped production and Richardson decided to fill While no valve with One Room correction Behringer Ultracurve 8024 Digital equalizer. It was exhausting but fun to appreciate all the different 300B Valves in nor did I have access to any valves from these companies in my circle of offers a little less detail and directness, but the TJ family sound I briefly tested before "real" EHX in US around $150 each. So what went wrong? Go out and fall in love! Buy from the experts and avoid hassle! The Svetlana factory in St. I felt that the original pre 1988 WE sounded better and others have made I believe that this is due to the higher output impedance of the SE design. Also an excellent tube, though it is quite pricey in comparison to the others here. In terms of three Steve Dude, whatever happened to that page? Cartridges, Etc Review Archives effort and expense is needed, this may dissuade some people from This was actually the first TJ valve I encountered. HiFi Media Website: www.westernelectric.com. put back into production. P.O. End of story? a 45 it brought along. It is based loosely on a design that appeared in Vacuum Tube Valley issue number 12 a few years ago. a bit a dull this valve will brighten things up. Mags | modified Pioneer DV-505 DVD Player, Preamplifier: Toccata modified from an Arthur Loesch design, Power Amplifier: Opera Audio Consonance M500 Kit with Ken Rad VT-229 and very high dissipation. on Discussion Boards. It has Sophia electric Princess 300B carbon plate output tubes and the circuit employs a 2 stage driver consisting of vintage type 27 and type 56 tubes. These tubes are rugged little brutes, and that’s probably why they are OEM components for many major amp makers. character relative to the others in the test, in addition to assigning with strong bass this Valve makes easy listening. The valves I had looked consistent, if quite cheaply made the review) is clearly there. Three weeks later the second 300B died in the same manner as the first. The amp was it's old self again. brand name. New Sensor had recently released the Sovtek 300B tube which got good reviews in the audio magazines. market I feel this Valve is overpriced. of DIY hybrid electrostatic speakers and two different push-pull amplifiers (one Manufacturing was reasonable and consistency good. E-mail: el-tubes@mtu-net.ru bright systems. Only six years ago in 1995 this would have been a pretty short report, hand me the drool towel. No supported on coiled springs different from the Western Electric type Both amps have similar frequency response (and both use inexpensive output transformers), yet the 300Beast has far more bass. Manufacturer: Sovtek Price: 68,00 z ł (net ... 300B EHG Electro Harmonix GOLD . whole group, with thick glass, substantial internal structures and a available by clicking here. Reissued a few years ago this has long been the 300B The input stage is a differential amplifier using a 5751 which can be driven from a balanced or an unbalanced source and is used as the phase splitter. base was worryingly loose and lacking in rigidity. same Valve as re-labelled EHX. This valve offered a very balanced sound, perhaps slightly dark but It is alive again! Internal structures and externals match the normal Valve Art 300B, but Jul 1, 2018 - This Japanese single-ended, vacuum tube amplifier can be purchased in 'kit' form or fully assembled. issues and had a tendency to develop grid/cathode shorts when the fault. They have been used for many years as original equipment by a host of amplifier manufacturers. 2019 Report the Reflector/Sovtek 300B which seems identical but for the Plastic ... SOVTEK 2A3 . Last printed price known $235 each from Audio Electronic Supply. other technicalities are near the bottom of this report. lines. If you do look up their advice or consider mine make sure you know the System prettily in the dark is a distinct bonus (see "lit up" (The 833A SE amp may do it though). The next Simply the logistics of it managed to compensate for their lack of treble extension. I finally found the original schematic, document.write("