Dec 17, 2013 · The 6X5 problem was especially bad in Zenith radios, known for having somewhat puny power transformers — no matter what other virtues their sets may have had. Over a period of time, …

May 17, 2012 · The 6X5 was apparently pushed to redline on heater-cathode potential and/or peak plate current in sets where it is notorious for shorting out, but this was a designer's fault, not the fault of the …

May 17, 2025 · 6X5 is little more than an octal 84/6Z4, a tube that was used with great success in auto radios and small low-tube-count AC sets with single-ended audio. Zenith attempted to use a pair of …

Feb 10, 2010 · As many of us are quite aware, the 6X5 rectifier tube is a real problematic tube. I know I've run across issues with it. However, I can't say I've had troubl…

Jun 28, 2011 · The 6X5 is an indirect heated tube and the slow warmup causes none of the above. Its voltage spikes coming thru the transformer and excessive peak voltage that cause flash over and …

Jun 1, 2025 · Works good to replace those pesky Zenith 6X5 rectifiers. $20 plus 1st class shipping.

Nov 12, 2014 · I have read several posts in the forum about replacing the 6X5 in certain Zeniths due to its potential to short and take out the transformer. Is this problem…

Oct 18, 2019 · Solid State 6X5 Discussions of tubes, transformers, capacitors, and other discrete parts of radios, radio restoration and repair services. Ads are not permitted.

Aug 10, 2014 · I would like to make a solid state replacement for a 6X5 rectifier. I have 1n4007 diodes, but don't really have a clue about how to go about doing this. Can…

Sep 11, 2008 · Replacing two 6X5's with two 6AX5's adds 1.2 amps to the filament winding load. On sets which had two 6X5's, (10, 11, 12 tube models) it's possible to rewire one of the sockets so that …