This circuit was obtained from a National Semiconductor manual from the 1990s. The circuit employs a pair of matched transistors, and the indicator is analog.
This circuit allows the use of two triggers (inverters or NAND ports connected in this way) to...
This circuit was found in a 1992 publication. Its purpose is to time the activation of a doorbell...
A fine adjustment of the output voltage of a power source is achieved with this circuit, which...