This TTL circuit has a well-known configuration, having been found in a Radio Electronics magazine from December 1980. The power supply must be 5 V.
This project shows how to use an SCR in a starter circuit for a common fluorescent lamp. The SCR...
This circuit was found in a 1967 Motorola manual. Its purpose is to provide a very accurate...
This interesting application of a stepper motor as an encoder serves to test its application...