This circuit is indicated for the analysis of pulses in TTL circuits. The circuit is from a documentation from the 70s and must be powered with a 5V voltage.
We found this transmitter in 1980s documentation. Coil data is found next to the diagram and...
In the figure is a diagram of a basic alarm with CMOS circuits and transistors obtained from a...
The integrated circuit of this project found in an American publication from the 70's is not very...