hadana heti okkoma visthara
http://www.electronicecircuits.com/electronic-circuits/6v6-6j5-class-a-vacuum-tube-valve-amplifier-circuit
http://www.electronicecircuits.com/
hadanna asa aya ennawanam help karanna puluwan..
mama valve power amplifier ekak heduwa.. godak aya mewa gena danne ne den.. valve tube projects walata asa aya wenuwen danna hithuwa..
menna video eka..
Pm_pLapMhGQ