Construction of the plate circut by Dr David Kirkby

3CX3000A7 for 2m


Heater Transformer and Plate through Cap.

inside on the left side Load C 6cm diameter

right side VAC Cap with 1 to 5 pF 15kV


in front the variable load Cap, by a comercial TV-TX

Plate Cap  is done around the tube, insolated with Teflon foile.

dimentions of the plate L/C

Tree copper tubes 18mm diameter and 150mm lengh are the plate L.

The circut is assembled as grounded Grid.

two RF chokes and through Caps for the heater (51A)

Datasheet Eimac

Datasheet Svetlana