This differential amplifier, found in a 1964 Electronic Design, has a gain of 30. The setting can be applied to modern equivalent transistors.
This amplifier configuration with the LM111 uses cut-off diodes (Clamp) to improve the response. The...
Found in the documentation on PCs, this circuit excites LEDs whose current is determined by R3....
This bistable control uses a 4069 as bistable. The circuit can drive relays up to 100 mA with the...