So You Want To Make Your SDR Work On Other Frequencies

Perhaps the most exciting news of the past few weeks in the world of hardware hacking has been the unlocking of hidden SDR functionality in the Wi-Fi radios found on Espressif ESP32 microcontrollers. They can be used as both transmit and receive SDRs, and given that it’s early days for this hack we expect that great things are yet to come. There’s one snag though, despite speculation that they might be dragged down to much lower frequencies, as far as we know they’re only proven to work around t