Drake DC-4
DC Power Supply

Discontinued!

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Recently Sold Used

The Drake DC-4 is an external DC power supply, converter for
the 4-Line transceivers and transmitters, including the TR-4Cw.

                      Specifications
Input:     12 VDC (negative ground)
Output:   650 VDC at 300 mA average (500 mA peak)
               250 VDC at 175 mA
               -45 to -65 Volts DC adjustable bias into 33k Ohms
               115 VAC at 600 mA for receiver operation.
Frequency:  330 Hz square wave
Size:    4.25 x 3.5 x 8.5 inches
Weight:    7 lbs.