We found this circuit in an old RCA publication. The components are of the time, admitting equivalents. The circuit is triggered in two ways using LDRs.
This game aims to make you discover which is the combination of activated switches that make the...
Found in a Motorola's 1968 documentation, this circuit operates at 16.5 kHz. The output is 5 A....
This circuit can measure capacitances in various ranges using a common analog indicator. The...