DIY Audio projects - Power Transformer and Output transformer on prototype AD-1SET power test

this is pnly One channel.
NOT USED Vdc regulator for Filament - direct from PT FIlament Vac.
All tubes are NOS.
PS High voltage : PHILIPS 1817 ( RGN 4004) with C-L-C-R-C ( OIL CAPACITOR - ASC)
Valvo EL-11 as driver ( pentode mode)
Philips AD-1 (42mA)

Видео DIY Audio projects - Power Transformer and Output transformer on prototype AD-1SET power test канала edSuwan DiyAudiophile