This circuit generates pulses whose frequency depends on C1. The circuit can be powered by voltages from 5 to 15 V. We find this configuration in a Signetics manual.
This circuit that emits siren sound can be used in a fire alarm. We found it in an old American...
Launched in 2017 the Microchip CL88020 is an LED driver optimized for 120 VAC input applications with an...
This circuit was found in Electronics Handbook, Vol XIII 1993 and consists of a simple direction...