We found this circuit in a Radio Electronics magazine from November 1976. The clock frequency is divided by 10 and the maximum value depends on the integrated circuits used.
This circuit monitors the output of a stereo amplifier, checking the balance and balance between...
This MW radio for the medium wave range (OM) uses three transistors and outputs to a speaker. L2...
The MC1556 integrated circuit is an operational amplifier from Motorola. The circuit is from a...