The purpose of this circuit is to convert a short-lived pulse into a negative rectangular pulse. The circuit uses a unijunction that can be replaced by an equivalent such as 2N2646.
This interesting circuit causes a set of LEDs to flash at a speed controlled by the CI1 in an...
This unit is intended for powering low consumption devices. The operating frequency is...
With a touch of the sensor, the SCR fires and keeps the lamp on. To deactivate the circuit, it is...