This circuit from March 1984 Radio Electronics is intended to allow the use of an oscilloscope to measure capacitance. The circuit uses common integrated circuits.
September 2017 - The new LDOs of STMIcroelectrinics LDLN025 for currents up to 250 mA and 1.5 to...
We found this circuit, which should only be used with incandescent lamps. In the Motorola Linear...
This version operates in the opposite way to the previous one, triggering when light falls on the...