Found in the book 303 Circuits, this circuit compresses signals from 25 mV to 20 Vpp to intensities of 1.5 Vpp to 3.5 Vpp. The frequency range is from 7 Hz to 67 kHz.
This circuit was found in a Mullard transistor manual from 1960. Note the symmetrical power...
With the shadow over the sensor, it is possible to interrupt the sound of your amplifier using this...
This circuit puts the battery in the circuit when the voltage of a source is cut, preventing it...