RF Switches

This  4 Position Antenna Switch Control Box, is a  High Quality Home Brew control box.  It will send 24 Volts DC to the selected position to the terminal on the back.  It also has an Off position.  A Lot of work went into...

This  6 Position Antenna Switch Control Box, is a  High Quality Home Brew control box.  It will send 12.6 Volts DC to the selected position to the terminal on the back. I have measured the voltage to the rear terminals, and it appears...

This Classic EF Johnson Vintage Tube, 250-39 T-R Switch, is in Excellent Condition. I have not used this switch but I powered it up with no problem and the tubes light up as it should. It would be prudent to change the old Electrolytic capacitors before...

This Classic EF Johnson Vintage Tube, 250-39 T-R Switch, is in Excellent Condition. I have not used this switch but I powered it up with no problem and the tubes light up as it should.  This one has had a switch added on top so you can turn it off...