Found in a 1965 Electronic Design the purpose of this circuit is to control the gain of a stage by applying an external voltage. The circuit operates at high voltages.
Found in an American documentation from 1968, this circuit senses the temperature through an...
This circuit is intended to trigger an alarm when the input voltage exceeds one value and to...
This 80's amplifier delivers 6 W of 8 ohm speaker power without using an output transformer....