Description:
It is a pair of tested finished boards, including ON NJW0302 / 0281 big tube
Push tube is Toshiba A1930-C5171, default large tube is horizontal installation, static current 50MA per tube
The power of 100W (4 ohms) per channel is very suitable for home use. It is suitable for driving high-power HI FI speakers above 6.5 inches.
It is simple to make and the circuit is stable and reliable. Voltage feedback, suitable for HIFI players to ride and play games.
Suitable power supply range: DC positive and negative 20-40, maximum output power is 100W when positive and negative 40VDC
PCB size: 138 * 50 * 1.6MM FR4

Package: 1pair SYM5-3 High Bias Class A and B Backstage Power Amplifier Finished Board 100W