Hackaday11 个月
answering machine
It sounds like a fantastical past, yet at one point a separate machine needed to be attached to the phone to record messages if no ... Baofeng handheld unit. The answering machine can record ...
Hackaday11 个月
A Ham Radio Answering Machine
It sounds like a fantastical past, yet at one point a separate machine needed to be attached to the phone to record messages if no ... Baofeng handheld unit. The answering machine can record ...