Found in American documentation from the 90s, this circuit uses components that are still common today. The 15 V power supply must be symmetrical.
March 2017 - The integrated circuit division of IXYS is presented the integrated relay that makes...
This circuit is from the time when cars used contact breakers. This 80's version measures the dwell...
We found this circuit in the Radio Electronics magazine of January 1986. The frequency is given by the...