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 is from European 90s documentation. The integrated circuit used is not very common...
Activating a relay from pulses (from a monostable, for example) can be useful in many types of...
January 2017 - Pulse Electronics ER11 transformers with high insulation can be obtained from...