This simple low power triplicator was found in 90’s American documentation. The diodes can be general purpose types and the frequency is determined by the RC network of the 555.
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...