This circuit is from a Radio Electronics magazine from August 1974. It used one of the first photomultiplier tubes that was to be powered by high voltage. The power came from the mains.
This circuit was found in Linear Circuits Applications of Texas Instruments, originally using the...
This circuit with two operating modes was found in the September 1989 issue of Radio Electronics...
We found this circuit in the 1982 SGS Linear Integrated Circuits manual. The circuit is integrated is...