This flashing allegory with 555 integrated circuits was found in the Radio Electronics Experimenter magazine from 1989. It is a simple circuit to assemble.
We found this oscillator in a publication for radio amateurs from the 70s. The circuit generates...
This low displacement circuit was found in American documentation from the 90s. Operational...
The circuit shown in the figure was suggested by Maxim (www.maxim-ic.com) based on the DS2786B...