We found this time base circuit in a timer project from the August 1972 Radio Electronics magazine. The circuit takes advantage of the 60 Hz signal from the power grid.
The characteristics of this amplifier that does not require a symmetrical source are given in the...
The MC1556 integrated circuit is an operational amplifier from Motorola. The circuit is from a...
This circuit is for collectors. It is the circuit of one of the most popular transistor radios of the...