The Classic Series C20 Public Address Amplifier from Bogen is rated at 20W and can accommodate low-impedance microphones and high-impedance auxiliary sources. It features a front panel selector switch and a choice of either two low-impedance balanced microphones (Mic2, Mic2) or one microphone and one auxiliary input (Mic1, Aux).
This amp uses discreet complementary transistor circuitry for reliable power at each output stage. The rear panels are equipped with variable output taps at 4/8/16 Ohms and 25/70V. The amplifier is powered by 120 VAC. In addition, a thermostat enclosed in the power transformer protects the unit against overloads