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5. FUSE HOLDERS, AC AND DC
This control is for adjusting the level of amplifier from -12dB to 0dB with the reference input
sensitivity of 0dB(1V). Rotating the control clockwise increases the level and counterclockwise
decreases the level.
6. AC INLET
This terminal is connected AC input cord.
7. HIGH-PASS FILTER SWITCH
This switch is for activating the High-pass Filter circuit, to protect speakers from excessive low
frequency power demands. The –3dB frequency of the High-pass Filter is 400Hz.
8. EARTH LINK SWITCH
This slide switch provides for separation of “safety” earth and “signal” earth to prevent from
hum loops.
9. DC INPUT TERMINALS
These terminals are for connecting DC power supply of battery, Connect red colored terminal
to positive lead of battery and black colored one to negative lead of battery.
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