In Reply to: RE: I found the 5V3-A really good posted by drlowmu on August 10, 2016 at 13:05:37:
...well, actually in a dh anything, the filament/heater is simultaneously the cathode too. LOL
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Follow Ups
- "5V3A is a directly heated ( no cathode ) rectifier".... - Steve O 21:18:10 08/11/16 (0)