Projects to keep the green flame burning!



Heathkit HP23RL power supply upgrade

Replace all those old caps with new high temperature units. An easy to build PCB sits on top of your HP23 series supply. This product contains high voltage and is not for the novice or someone who has no skills working on high voltage DC systems.

For more info Click here!

Heathkit Hard Key for the SB-200

This small pcb mounts inside the SB-200 and provided a solid key down via a high current relay.


For More info Click Here!

Heathkit SB-104 display LED upgrade

Those old gas discharge tubes are getting mighty dim. It's time to upgraded to a LED display board. This simple to build PCB will pop new life in the old SB-104. Assembly is not difficult, however wiring the new board to the radio can be a challenge.

For more info Click here!