RCA 500 SERIES TWO-WAY RADIOS"

RCA 500 Series 2-Way Radio
Technical Forum

RCA 500 Series Base Station Power Supply

The RCA 500 Series Basestation Power Supply is a 19" rack mounted unit that
supplies +12VDC to a 500 Series receiver and transmitter. It also supplies
the necessary voltages to operate the 8072 final amplifier tube.

The entire assembly is 5.25"H x 19"W and 7"D.
The supply provides the following voltages:

+700VDC (PA Plate)

+350VDC (PA Screen)

-25VDC (PA Grid Bias)

+20VDC (Audio PA in Control System)

+13.8VDC & 12.5VDC (for Receiver and Transmitter circuitry)

The AC input to the power tranformer can be jumper selectable to operate
at either < 109VAC, 121-127VAC or > 133VAC.

  Picture of RCA 500 Series Base Station Power Supply (front view)
  Picture of RCA 500 Series Base Station Power Supply (rear view)
  Download RCA 500 Series Base Station Power Supply Schematic - PDF Format (219K - 1 Page)

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