This amplifier circuit with two transistors was found in a Mullard transistor manual from 1960. The circuit has a maximum output current of 1.3 A.
This circuit was obtained in a Motorola manual, but it applies to almost any operational...
Found in a 1970 EEE this circuit emulates a zener diode whose voltage can be set to R2. Power...
This circuit different from the timer was found in an English publication from 1978. The circuit uses...