This xenon flasher version for the power grid is from an 80's EDN. The circuit uses a folder and a pulse transformer to trigger the lamp. C1 determines the intensity of the pulses.
Combined with the two previous circuits, we can create a simple multimeter with this circuit. The...
This 1.5V instrumentation amplifier was found in National Semiconductor documentation from the...
This simple circuit helps to save incandescent lamps by leaving their filament slightly heated and thus...