I need to send and recieve dtmf tones by hand held uhf, my guess is get a encoder and/or decoder and wire directly into mic and speaker
wires appropriately is this about it or am i way off
I need to send and recieve dtmf tones by hand held uhf, my guess is get a encoder and/or decoder and wire directly into mic and speaker
wires appropriately is this about it or am i way off