This circuit uses an LED (called SSL) to regulate current in a configuration with complementary transistors. The circuit is from 1970 General Electric documentation.
The circuit shown in the figure can be used on a data transfer bus using an appropriate family...
The figure shows a way to apply gain control to the LM3600 OTA. The circuit is from a Radio...
This circuit is from an1966 General Electric documentation. The Triac can be equivalent to 6 A or...