This circuit was found in a 1964 Electronic Design. The circuit makes use of transistors of the time. Current equivalent transistors may be experienced.
We found this circuit in Radio Electronics magazine from October 1966. The circuit uses a 15 V...
This photoelectric circuit was found in a 70’s Ferranti's documentation. The circuit uses an...
This CMOS circuit is re-triggerable. It was found in the April 1988 issue of Radio Electronics...