Tube 829B or Röhre 829B ID11891, Double Beam Power Tube, Septar (1+6 pins) and shown. Radio tubes are valves.

829B Triode-mode amplifier. I've built a real stereo version of the 829B triode SE amp: The base is made of Zebrawood, finished with oil - cost me about $50 for the wood but boy, it sure looks …

Unlike many higher output tubes, this 829B is efficient to drive like the world famous EL84/6BQ5, as well the newly Western Electric designed 7591. Its linearity is also better than most 8-pin …

2023年10月4日 · 还有一点需要说一下，这个FU29的帘栅极最高电压是225V，要接成超线性，帘栅压几乎等于屏压，当屏压高于300V时，工作起来会不会有一定的超压阶段，需要认真的研 …

After the War, RCA promoted the 829B for HAM equipment. It was a popular tube for VHF amplifiers published in HAM handbooks. Commercial 2-way VHF equipment became popular …

The 829B American pattern VHF double tetrode is the big brother of the CV788. The American approach to twin VHF transmitting beam tetrodes was to put two separate valves within the …

Fosi Audio FY29 Class A Amp Bluetooth 5.0 is a composite tube in which two Cambodian tetrodes are packaged in the same glass shell. small in size.

2006年7月22日 · If anyone is still interested about the 829b - here is some schematic (sorry - it's drawn in russian, but i would comment it), aimed to build a truly two-bulb amp. The driver …

You are looking at a beautiful Single Ended Hifi amplifier designed with 829B Transmitting tubes, this amplifier operates in triode operation of silky highs and deep lows. Tubes featured per …

2024年11月30日 · FM30 (829B) reminds me of a cross between 2A3 and 805 (or 211), still pretty neutral and clear, but richer meats on bones through lower-midrange to bass. Reminder that …