The operating system used in this circuit of the 1994 Linear Applications Handbook by National Semiconductor is not common, as is the stabilizer lamp.
We found this circuit in an English publication from 1980. It provides a logical output signal when...
This circuit was found in a 1980 documentation. The triac used is of the TIC226D type which in the...
The integrated circuit used is a dual 555 CMOS. The circuit is from an English documentation and...