The input and output frequencies of this circuit depend on the coils and capacitors of the tuned circuits. The circuit is from Electronics Now magazine, February 1997.
This useful power supply can provide voltages from 0 to 12 V with currents up to 2 A, set in...
This circuit of old documentation can be implemented with modern operational amplifiers. The...
The base of this circuit is 1/4 of an integrated circuit 4136 which consists of a quadruple 741....