This flasher circuit consists of an astable multivibrator with the frequencies given by the capacitors. The circuit is from 1965 using light bulbs, but LEDs can be used. Power comes from 4 batteries.
Found in the book 303 Circuits, this circuit compresses signals from 25 mV to 20 Vpp to...
This circuit was obtained in the 1994 National Linear Application Handbook. The circuit admits other...
We found this configuration in a Radio Electronics from 1989. The circuit can be designed with...