This amplifier is from Motorola's 1990 Linear Databook. The circuit can be used with operating amplifiers with the same characteristics and the power supply must be symmetrical.
This circuit with only one transistor was found in Japanese documentation from the 1960s. The...
This circuit was found in documentation from Analog Devices from the 90s. The circuit uses...
This sensor circuit from a 1967 Ferranti documentation uses components from the era. The circuit...