After posting my video link about TX and RX direction switching, I have received some emails asking about how I switch my various transmit antennas. This morning I built another video that describes
Along the same lines: W7IY had a very nice article in September 2017 NCJ, where he shows how he uses an ESP8266 WiFi module (circa $2) to remotely switch 80M antenna tuner coils in and out as the rig
For those interested in a Do-It-Yourself project that supports Band-Drive or Frequency-Driven antenna control, the freeware program FreqEZ runs as a Windows Console that connects via ethernet or WiFi