The Controller is operated from the USB port of a PC. It connects the audio output and microphone inputs from several radios to the PC audio ports.  The controller also operates two Antenna Transfer Switches.

 

 

 

Internal View

 

Rear Panel

Rear Panel – Audio Patch Panel

Audio Relays

 

 

 

Antenna Switch Drivers

 

 

Remote Station Controller Schematic

 

 

Visual Basic .NET Application to operate the Antenna Switches and Select Radio Mic and Audio.