Boston Acoustics GT-20 - Manual (Page 4)

4
Control Functions
RCA Inputs
RCA cables from head unit or from other line level device should be connected
here. Use both inputs (L & R) for stereo; use “L” input for mono.
Remote Input
Use the supplied FEMALE quick-connector to connect the REMOTE trigger lead
from the head unit to the amplifier. Amplifier turns “ON” when head unit is turned
“ON.” One FEMALE .210" connector is supplied with amplifier.
Input Switch
In the left position, the L & R inputs go to the L & R channels of the amplifier. In
the right position, the input is for mono operation.
Input Sensitivity Control
Turn control clockwise to increase the amplifier sensitivity to incoming signals. Turn
control counterclockwise to decrease the amplifier sensitivity.
Highpass Crossover Controls
To use 12dB/octave crossover, move switch to right-hand position. Highpass
crossover frequency is adjustable from 20Hz to 350Hz by rotary control. (Moving
switch to left-hand position will bypass crossover functions.)
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GT-22 Top Panel Shown
GT-22 Front Panel Shown