This oscillator can generate 2 to 10 MHz signals and was found in an American 1980s documentation. The circuit is stable and its supply voltage is 5 V.
This circuit was found in an old General Electric documentation. The circuit is only valid for...
Originally suggested by Popular Electronics to control Christmas lights, this circuit can...
This simple circuit can work with either 4.5 V or 6 or 9 V if a 1k resistor is added in series with...