· 6Z4 uses as rectifier tube for high voltage supply.
· A LM1085 IC is employed as regulator for tube filament supply.
· Voltage Gain: 20dB
· Solen Fast MKP film capacitors and Dale resistors are used for signal paths.
· Spaces are left for large reservoir decoupling capacitors.
· Symmetric layout design between two channels.
· Dedicated power and ground railings. Shortest signal paths with minimum parasitic.
· Power requirement: two 200V AC (100mA) and two 6.3V AC (0.5A)
· PCB dimension: 177mm x 107mm, 2.4mm thickness and 2oz copper.