The circuit presented was found in the Linear Applications Handbook of the National Semiconductor of 1994. It is based on a DAC1020 and operational not common today.
The purpose of this circuit is to intermittently start an aquarium air compressor. The intervals...
This application, shown in the figure, is nothing more than a practical circuit to prove a 4093...
Suggested by Hughes in 1968 documentation, this circuit makes use of a transistor matched pair and...