FM telephone transmitter

Abstract

The project titled FM Radio Telephone Transmitter is a project, which consists of telephone set, transmitter electronic circuit, FM Radio where the Standard FM broadcasts are based in the 90 - 95 MHz range. Roughly this project is divided into three parts, which is incoming call that developed by telephone set, electronic transmitter circuit and RF (radio frequency) channel. The device will connects in series with a phone line, power from the latter, and transmits both sides of a conversation to an FM radio tuned to between 88 MHz - 95 MHz. Overall this project performed the combination of interfacing of cable and radio frequency. The operation of this project is that when the phone receives the incoming call, it will be tuned to the FM Radio via RF, radio frequency (88 MHz - 95 MHz) where both sides of conversation can be develop. This project is very suitable for multiple users to hear the incoming message from phone loudly. Its also suitable, for long distance calls where, he or she doesn't have the time or can't afford to stay on long, but everybody at home still wants to hear his or her voice and record the message.