Found in the May 1988 issue of Radio Electronics magazine, this circuit is sensitive to small variations in input voltage. The power supply must be symmetrical.
The circuit we showed was obtained from our publication on relays and makes use of any...
This VCO with the 4046 PLL generates signals from 0 to 1.5 kHz. The circuit is from a Radio...
The base of this circuit is 1/4 of an integrated circuit 4136 which consists of a quadruple 741....