Operating at just 1.35 V this circuit was found in a 1969 Electronic Design. The circuit makes use of transistors of the time but can be implemented with current equivalents.
Mouser Electronics is now shipping DA14585, a kit for the development of voice remote control...
The presented circuit causes an LED to flash with voltages of 85 to 200 V continuous and has a low...
This circuit for analog video signals was found in a March 1988 Radio Electronics. The Maxim...