Boston Acoustics GT-20 GT-222 manual Control Functions, RCA Inputs, Remote Input, Input Switch

Control Functions

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GT-22 Top Panel Shown

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GT-22 Front Panel Shown

1 RCA Inputs	1
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.	2

2 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.

3 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.

4 Input Sensitivity Control

Turn control clockwise to increase the amplifier sensitivity to incoming signals. Turn

control counterclockwise to decrease the amplifier sensitivity.

5 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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