The diagram is from a 1990s document. The integrated circuit must be equipped with a heat sink. The table shows the component values for different output voltages.
This circuit, from the 90's, is intended for operation with vinyl record players of the time, as...
This circuit, in fact, what it does is a reactivation of the batteries through a brief pulsating...
This circuit, for signals up to 1 MHz, is based on an RCA operational amplifier. The circuit was...