Found in a 90s Popular Electronics, this circuit provides sinusoidal signals at frequencies given by the components, as shown in the table beside the circuit.
This circuit has been found in older telecommunications documentation. The circuit switches off after...
The TBA810 integrated circuit used in this 1982 project is not very common today, but if found it...
This circuit, which can be used as a shield, was found in Radio Electronics from the 90s. The...