input sensitivity of Bartola GM70SE - diyAudio
2018年3月13日 · What is the input sensitivity of the Bartola GM70SE? Thanks! GM70 grid swing is 220Vpp, about 78VRMS. With 5% headroom it will be about 82VRMS. Thank you very …
GM70 SE amp project - diyAudio
2020年10月25日 · Actually two of my friends and I are working on a single ended integrated amplifier so we thought why not to write about it here in order to use group wisdom. I'm not …
HIFIDIY论坛-新近完成的GM70 SE - Powered by Discuz!
2016年5月26日 · HIFIDIY论坛-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 ...
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 amplifier - last test - Audio Design Guide
To create a GM70 amplifier with enough sensibility to be driver directly by a CD player or a phono preamplifier it is necessary have a driver stage with a voltage gain about 50x or 70x. Using the …
813 / GM70 amplifier with Bartolucci transfomers - Audio …
To create a 813 or GM70 single ended amplifier with enough sensibility to be driver directly by a CD player or a phono preamplifier it is necessary have a driver stage with a voltage gain about …
GM70 Output transformer - diyAudio
2013年8月18日 · I'm using 7K primary at 120mA/1kV quiescent operating point and am very happy with the performance of my amps. The transformers are electra-print 150mA/40W …
GM70 SE Mono 單聲道後級 | AMPLIFIER 擴音機 | LAMPIZATOR
SPECIFICATIONS : Amplifier type : Single ended triodes in zero feedback scheme; Power tubes : Directly heated GM70 triode pair per channel; Output : Ultra thin laminated steel SE (gapped) …
真空管アンプ製作回路 (7) GM70se
2023年11月25日 · 真空管アンプ製作回路(7) GM70se. ①ロシア球GM70は845や211などと並び称される直熱送信管、トリタンヒーターが明るく輝く魅力ある球だが発熱がすごい
真空管アンプ製作回路 (43) GM70se
2024年1月2日 · 真空管アンプ製作回路(43) GM70se. ロシアの巨砲、トリタンヒータがまぶしく輝く球. 845.211と肩をならべる. g1マイナス領域の直線性が素晴らしいが、プラス動作する …