The ORP Remote Relay Module is a SVXLink module to add features to OpenRepeater/SVXLink to control relays by DTMF tones remotely. It based on code forked from Module-Remote-Relay by F8ASB but modified ...

This was formerly stated to be for the SainSmart relay modules, but it was later pointed out to me that these boards actually already have this logic built in to them. 8 12kΩ ¼ Watt Resistors This ...