OUTPUT Copper 5-way binding posts provide the output to the speaker system. Red = +, Black = - ........................................................................................................................................................................................................................ BIAS POTENTIOMETER Screwdriver adjustment for 300B bias ....................................................................................................................................
Noise and Hum -90 dB below full output ................................................................................................................................................ Input Impedance 50,000 Ohms - RCA 100,000 Ohms - XLR ................................................................................................................................................ Output Impedance 400 Ohms ............................................................................................