23cm 100W Amplifier

This amplifier was used prior to the purchase of the Beko HLV-350 amplifier.

The amplifier is based on a module purchased at the Friedrickshafen radio show.

The control sequencer is a W6PQL sequencer, together with a high-side FET switch, Control is by a ground to transmit input from the driving transceiver/transverter.

A Nada directional coupler and W6PQL dual detector is used to provide an indication of output power and provide high SWR proection.

A 4-port transfer relay is used to switch the amplifier in to the transmit path.

A 28V switch-mode power supply is used to power the amplifier.

This amplifier is currently on loan to the Rugby Amateur Transmitting Society where it is regularly used in the Tuesday night UKAC events.