This circuit was found in an old American documentation. Its purpose is a proportional scanning signal for the oscilloscope of the time, which used cathode ray tubes.
This circuit decodes FSK signals with frequencies of 1070 and 1270 Hz and can be used in data...
It is an ideal assembly to be implemented as work by students of digital electronics courses, as...
We found this circuit in a Radio Electronics magazine from June 1992. The circuit has a power...