This 10.7 MHz sweep generator circuit is suitable for applications in the analysis of FM devices with the oscilloscope. The circuit is from American documentation from the 80s.
This simple metronome, from 1985 documentation uses only transistors and has two settings. For...
This circuit is suitable for modulating AM transmitters. The circuit is from a 1977 radio amateur...
This flasher was found in an old Hands On, but uses common components. The optocoupler can be...