Suggested by Sprague in the 1980s documentation, this circuit can control three-phase AC motors. The original documentation does not specify the maximum motor current.
The circuit shown here is a CCO. The frequency here depends on the current through the...
This circuit is from an Electronics World of 1967. The described calculations can be applied to...
This driver for audio signals using the TAA435 integrated circuit was found in Philips 1968...