This circuit was found in American documentation from the 1980s. The integrated circuit used is a voltage comparator of the time. Modern equivalents can be tested.
Found in American documentation from the 90s, this circuit is ideal for wearables and can be...
June 2017 - New high power TVS for high-power retention applications with bi-directional features...
The figure shows how to use a varicap in a conventional tuning circuit. The circuit may be an...