Tube E 83F or Röhre E83F ID4037, Vacuum Pentode, Noval, 9 pin miniature (USA pico-9) B9A and Universal shown. Radio tubes are valves.

The E83F Mullard pentode is a special quality version of the EF83. The valve was designed for class A audio amplification in telephone equipment where long life was very important. The …

2017年3月11日 · E83F中间这个管子起什么作用？ JULIANNE-MOORE 发表于 2017-4-27 17:54 以前实做过，五极管+6528推监听箱，试过很多冷门五极管，E83F真的是白开水，有两个欧 …

2020年10月13日 · 胆坛吸收新鲜血液，招版主，欢迎您的加入！ 并将清理不合格版主. 回复 1# newtube E80F 是电压放大五极管，E83F是小功率五极管。 都是长命管，灯丝都是6.3V，0.3A …

2021年11月10日 · The EF83 is a variable gain (mu) pentode, usually use in constant level applications. I'm not sure, that using as VAS stage it's the best choice. The 180F is super VAS …

2004年3月7日 · the E83F was used in the legendary TFK V 76 microphone preamp , the E83F drives the output transformer via a capacitor and was loaded by a choke . This was often used …

E83F page sheet date 1 1 1968.12 2 2 1968.12 3 3 1968.12 4 4 1968.12 5 5 1968.12 6 6 1968.12 7 7 1968.12 8 8 1968.12 9 9 1968.12 10 10 1968.12 11 FP 2000.11.19

All tube operating points below are by no means definitive good sound recipe for your particulate tube project. Lowest THD point is not necessary best sounding one and there is always some …

E83F - Tube Data ... E83F

2010年8月29日 · If the E83F is anything like the EF83 then it is variable-mu so will give you lots of second-order distortion with anything other than a very small input. A pentode is likely to give …