2020年7月15日 · 6DQ6B is equivalent to 6JN6, 6GE5, 6GV5, and 6FW5 except for basing. You'll find a few of those have been used for amplifiers also. Like Pete Millett's Engineer's Amp. 6JN6, 6GE5 and 6FW5 don't have the plate cap.

2010年11月30日 · build a sodding huge AB1 amp! Start with the datasheet linked from this thread - it gives you the outline for the output end of a 30w to 80w amp - and the drive requirements become reasonably clear based on that. Miles has built a tame (as in controlled, not lame) and well defined amp based on similar tubes - see the full write-up here.

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2001年10月1日 · My goal is to design a single ended integrated stereo amp, either in triode mode, pentode mode, or switchable between the two. Here's what I've found so far: * Ecological Recycling Amplifier -- Ecological recycling amplifier (6CU6) * Google Groups * Vacuum Tube User Group * Using Sweep Tubes for an Amp Build * 6cu6 12cu6 @ 2a3

The 6DQ6-B is a beam-power pentode primarily designed for use as the horizontal-deflection amplifier in television receivers. Its high zero-bias plate current at low plate and screen voltages makes the tube well suited for use in receivers

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IEC Mullard 6DQ6 NOS beam Power Amplifier Tube for HAM and Audio enthusiasts. This tube is also used by HAM radio as an RF power output. Even though this was originally designed as a TV horizontal sweep tube it can be used for Audio power output.

2014年6月10日 · I have been repairing and restoring Australian amps for 2 years now and love to come across those el36 and 6dq6 sweep tubes in an amp, my favorite ebay finds are the awa stc and phillips pa amps...

2008年1月20日 · It now looks like the 6146 is the best option for a 6DQ6B substitute. It is likely that the 6146 will return similar figures under similar conditions to a 6DQ6B, but with an enhanced life from being under-run. From this table it would seem that 6CA7's are a suitable substitute, provided we take care of; rewiring the anodes to the base

2020年2月12日 · Of course the best replacement for a 6DQ6B is a 6DQ6B. If you want a couple then PM me. I have 20 or so and can put together a matched pair. Depending upon your amp, 6DQ6A may be OK, in which case I have 40 or so and can easily find a matched pair or even a matched quad. I have an AVO MK3 Tube Tester for matching.