This circuit was found in an 80's General Electric documentation. The circuit uses uncommon components today like the PUT. Unijunction admits equivalent.
We found this circuit in the May 1970 issue of Radio Electronics magazine. The maximum frequency...
This timer up to 2 hours was found in a documentation of the year 2000. It uses only bipolar...
This interesting circuit for the RDA8851 allows you to obtain two volumes with a simple touch. The...