Audio Amplifier (With RPO Code U66)

Audio Amplifier C1 (With RPO Code U66):

Audio Amplifier C2 (With RPO Code U66) Part 1:

Audio Amplifier C2 (With RPO Code U66) Part 2:

Audio Amplifier C3 (With RPO Code U66) Part 1:

Audio Amplifier C3 (With RPO Code U66) Part 2:

Audio Amplifier C3 (With RPO Code U66) Part 3: