I have bunch of 6E5P as well, its nearly the same as 6E6P, both are very linear. 6E5Ps RP are slightly lower than 6E6P but I choose 6E6P because it last longer than 6E5P , This amp will ship to new owner one day, ( have to go, to fund my others project ) thats why I hope it can last longer...
Hi. Sorry , I should mention thats a rectifier. will edit it now. thanks for pointed out my mistake! I have filament biased board I built my own. It was in my other 2A3 , In fact, I built 6SN7-2A3, 717A-2A3, and 6C45-2A3 , and now 6E6P-2A3. filament bias board ( filament constant current +...
Hi all,
Thanks! I have no hum problem because I'm using DC filaments. I tried AC and need a multi-turn balance pot to null out hum .
Yes, I love interstage transformer. I'm winding my own interstage transformer now, prepare to build another 4P1L single ended.
Hi all,
Here's my DIY 2A3 with plate choke loaded 6E6P driver.
I tweak a lot and finalised it recently and put to test. Plate choke loaded driver stage did give better dynamic and also huge soundstage.
http://audiophilediyer.com/2a3-se-amplifier/
Bigbulb