This wide-range radiation monitor was found in a 1980s documentation. The circuit uses a diode as a sensor and is quite critical requiring shielding shown in dashes to prevent snoring due to gain.
Found in a 90s 73 magazine, this circuit provides an output of 1.5 A with 24 V from a 12 V source....
This circuit was suggested by Texas Instruments in a 1980s documentation. The transistor must be...
Found in an American publication from 1968, this circuit generates pulses at a rate of 2,500 per...