2 Meter Endstufen 2G51A

The first 2 meter PA brought the signal of the transceivers to an output power of 250 watts. A 4X150 from Eimac was used as the PA tube.

                       2G51A: Front view

HG51B

The second generation of the 2 meter PAs delivered the astonishing power of 450 watts pep at that time.
An 8874 (Eimac 3CX400 A7) was used as the tube.

This PA was described in the CQ-DL issue 1-1973.

                                                         2G51B: Front view

 

            2G51B: View of the anode circuit.