This circuit protects galvanometers that are excited by low impedance amplifiers. The circuit is from na old Electronic Design. The components are from the era.
The basic purpose of this circuit is to apply an audio signal to a video carrier for sound and...
April 2017 - The new Maxim Integrated MAX20733 and 20745 switched regulators are available from...
Found in a 1980s documentation, this circuit uses transistors from that time. Modern equivalents can be...