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1.Front RCA Input

Plug in the front RCA cables from the source unit or PPI signal processor here.

2.Rear RCA Input

Plug in the rear RCA cables from the source unit or PPI signal processor here.

3.RCA Outputs

Plug in the RCA cables here to send signal to a second amplifier. This output can be Full Range, High Pass or Low Pass according to the Output X-Over Switch.

4.Speaker Input

Plug in speaker cables here when RCA cables are not available.

5.Input -12db

Push this switch “IN” when using Speaker Inputs, or when RCA level is over 5V.

6.Front Gain Control

Use this control to match the output level of the head unit to the amplifier.

7.Front X-Over Freq

Select the front crossover frequency here. The detented control moves clockwise from 20Hz to 5kHz. Use the chart on page 20 to select the desired crossover frequency.

8.QBASS™ Control

Select the desired boost for both Front and Rear Channels by turning

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Image 9
Precision Power PPI4240 Front RCA Input, Rear RCA Input, RCA Outputs, Speaker Input, Input -12db, Front Gain Control