This circuit is from a Radio Electronics from March 1970. The integrated circuit used is one of the first for this purpose, being improved later leading to types that succeeded it.
A circuit in which the light turns on smoothly and goes out quickly, but which can be adjusted more...
This 80's circuit makes use of a photomultiplier valve. The circuit also requires a scintillation...
PIC16F19197 Microcontroller Family Combines Battery-Friendly LCD Drive with Core Independent...