This circuit is suitable for the calibration of old analog oscilloscopes. It was found in documentation from the 1970s and could be useful if someone is recovering an oscilloscope of the time.
This circuit appears elsewhere on this site using the most diverse transistors. This version is...
Frequency in this oscillator is controlled by a crystal. Any 1 MHz to 15 MHz can be used. The JFET can...
This was one of the National Semiconductor clock modules very popular in the 70s and 80s. In the...