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 …

In my research for a very quiet phono input/head amp tube I found it to be the best choice due to it's linearity and high transconductance. I used 12 of them for my first commerical design effort …

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

They are low voltage and low impedance, used for wideband amplification in the oscilloscope but originally designed for VHF front ends where they were designed to operate as a cascode …

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 …

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 …

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 …

This Sylvania 6DJ8 / ECC88 tube has silver risers, a flat disc shield, and a halo getter with wire support post. Tube tests as new with balanced section and phono grade noise levels.

2023年7月18日 · It is an early form of vacuum tube that consists of three main components: a cathode, a plate (anode), and a control grid. The 6DJ8 was designed for use as a low-noise …