BELL 103 Compatible FSK Modem Circuit

Posted on Feb 6, 2014

This circuit uses MM74HC942, a single chip low-speed modem which is compatible with Bell 103 standard. This Bell 103 modem circuit is run at 300 baud in full.

BELL 103 Compatible FSK Modem Circuit
Click here to download the full size of the above Circuit.

Leave Comment

characters left:

New Circuits



Popular Circuits

Scientific Calculator Watch
High-Power Car Audio Amplifier
HandyBoard 16 servo addon and software
Flash light Timers
Colpitts Oscillator Calculator
OP37 low noise microphone preamp circuit design electronic project
LM2917 frequency to voltage converter
An experiment in programming the AN6311NFA PLL
Dynaco ST-70 Amplifier
Switching Regulator Circuit