This is the bare PCB of a tube push-pull power amplifier, making use of very musical V6 tubes. The design is with reference to the Audio Note kit four. The board features careful routing of high voltage and audio signal, grounding to give the full potential of a well-thought and optimized design.
Supply voltage : 225VAC 300mA for the High tension portion ; 12VAC and 3.15VAC for the filament portion.
We provide schematic with this auction by EMAIL to buyers.
PCB dimension : 229mm x 265mm ( huge size !!).
PCB thickness : 2.0mm , 2 oz ( 75um thickness !!) copper deposition, gold-plated surface, double-sided solder resist for maximum durability.
We do air shipping worldwide at US$12.00.