发烧力作 GM70胆作单端功率放大后级 - hifidiy
推动级用了2A3B加1:1推动牛去激励GM70作单端功率放大，2A3是只线性十分优秀的低内阻三极管，在这作A类推动放大时的推动电最大可以达到200Vrms，足以推动845或FD71(三极接法)等 …
GM-70 SE Amplifier - Bartola® Valves
2018年3月13日 · With only one stage you can drive the GM-70 to full power and get 18W out of this lovely transmitting valve: I don’t think the circuit needs explanation. The driver is described …
GM70 SE Amplifier - diyAudio
2010年10月8日 · A few months ago I finished my first tube project a 6C33C SE amplifier (I love it) and now I decide to go to another level so I ordered a pair of GM70. I would like to build an …
GM70 amplifier - last test - Audio Design Guide
The main advantages of the GM70 is the higher amplification factor (8 instead of 5). Using the 845 it is necessary use a strong driver stage with a very high voltage amplification, low output …
GM70 SE amp project - diyAudio
2020年10月25日 · I’m a novice with SE GM70, and had been eyeing designs on the internet, especially the Tsaar. See: https://www.audio-creative.nl/wp-content/uploads/Tsaar-GM70 …
GM70 SE Mono 單聲道後級 | AMPLIFIER 擴音機 | PRODUCTS
The most powerful DHT GM70 from Soviet Union. Combined power with musicality, connection, emotional involvement, and intimate closeness; Hand made, point to point wiring
HIFIDIY论坛-新近完成的GM70 SE - Powered by Discuz!
2016年5月26日 · 新近完成的gm70 se 之前装了几台300b 见gm70大气 试验一下 电路程式 rens1284/a4110+el35/el38+牛推gm70 方案低压(700v)低阻抗(5.5k)大电流 1284+EL38程式 回复
C3g:GM70:GM70 schematic advice - diyAudio
2010年8月22日 · The GM70 requires 3A @ 20V for filament heating, not to mention north of 100W plate dissipation in most cases, and I can't imagine using more than one of these per …
Nicholas' GM70 SE Amp - diyparadise
Easy to drive, more power and better looking. Best part of the Gm70 is that the Max plate Dissapation is 125Watt unlike the other smaller brothers 211 75 watts and 845 around 100W ( …
GM70 AMP - LAMPIZATOR
• Input socket topology: one RCA SE (second input possible) • Biasing range: -60 to -140 V DC (covers both copper and graphite GM70s • Signal Caps: Soviet military PIO.