This simple neon lamp oscillator produces a 140 Hz, 40 V peak-to-peak signal. The frequency is given by the capacitor that can have its value changed. Note the high supply voltage.
July 2017 - The new TLP240 and TLP241A optical couplers with MOSFET output, manufactured by...
This circuit makes use of a PLL 567 and the components must be calculated according to the desired...
This 80's circuit has an input resistance of the order of 880 M and gain 10, using operational...