This circuit has the function of automating some type of equipment when a powerful transmitter is activated nearby. The circuit was found in a 1967 documentation.
Found in Datel's documentation from the 1980s, this circuit makes use of the company's operational...
We found this passive circuit in the February 1995 Electronics Now magazine. The circuit is...
This circuit was obtained in a 1977 documentation. Two operational amplifiers 741 provide an input...