2024年8月17日 · This design uses one 6DJ8 dual triode for each channel. The triode is wired in a push-pull configuration with a small line matching transformer. In the common (between the …

2014年9月9日 · Bruce Heran outlines the design and construction of a low power 6DJ8 (ECC88) tube headphone amplifiers. The headamp circuit is Push-Pull and biased into Class-A …

The design is ruggedly constructed and the 6DJ8 is the American designation. The valve is a pair of screened triodes. They are low voltage and low impedance, used for wideband amplification …

Tube 6DJ8 or Röhre 6DJ8 ID4763, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and shown. Radio tubes are valves.

The 6DJ8 is a miniature nine-pin medium-gain dual- triode vacuum tube. It is distinguished by its very high transconductance, mostly the result of its frame grid construction. Versions of the …

The 6DJ8 was very popular in high-performance test equipment. Tektronix valued it for its low noise and especially its wide bandwidth, as they were interested in building 50MHz scopes. As …

2016年12月15日 · I'm working my way through a build of Bruce Heran's 6DJ8 headphone amp, the schematic is available on diyaudioprojects. I decided to build it because I had most of the …

2021年12月10日 · I'm going to start building RJM's 6dj8 phono preamp soon. I've built the VSPS phono stage and the Wyn Palmer phono stage ( like both a lot!), but those had build guides …

2015年10月25日 · hifidiy论坛-这是我正在用着的一个前级，先发个图，这段很忙，待稍后再作些补充吧、、、1、原理图2、频率特性仿真图(可看到低频部分没有衰减反而稍微有提升，这恰好 …

2023年7月18日 · The 6DJ8 was designed for use as a low-noise amplifier in VHF and UHF TV tuners, an improved successor to the usual 6BK7, but due to its high gain it was used in much …