I want to create a simple (telephone based) intercom system in our new house. Shouting between rooms is not so good, and trying to use an IM client or Facetime doesn't have the immediacy of a good ...
Old analog telephone circuits using carbon microphones seem to be said to have a frequency response of, from various low frequencies which differing reports put at between 275 Hz and 400 Hz, up to ...
I'm brand new to electronics. I'm interested in building my own telephone answering machine with caller id receiver from scratch as a learning project. How would you suggest I get started?
I need to splice out the audio feed from the hand set line (4P4C jack) to a 3.5mm audio port on a computer to interoperate the call via speech recognition. I do not meddle around too much with analog ...
I hope you could help me. I want to connect the audio output of an IPOD to an old rotary telephone. The telephone is not connected to the telephone line, it's just a fancy design thing I would like to ...