This two-transistor regenerative switch works as an excellent trigger for SCRs and other devices that need sharp pulses. The circuit is from an old documentation.
The S-meter is signal strength meter, coupled to telecommunications receivers to indicate the...
This circuit is suggested by Motorola, making it possible to use an optical coupler of type 4N26...
Dynamic analyzer is another name given to a signal follower or signal chaser. This circuit is from...