Remote controlled antenna/transfer switch.

  • - 4-port antenna switch https://www.ebay.com/itm/154331259847
  • - Two 2-port switch for transfer https://www.ebay.com/itm/264669202398 by OK2ZI.
  • - Raspberry Pi Pico (RP2040)
  • - WIZnet Ethernet Hat for Pico
  • - 5V 4-relay control board

    Source code for the controller is at https://github.com/kihwal/stn_control/tree/master/ant_switch