We found this relaxation oscillator in a 1967 General Electric documentation. The frequency is given by the capacitor. The obtained waveforms are shown.
The configuration presented below was obtained in the Linear Application Handbook of the National...
An stable multivibrator with 50% of duty cucle can be mounted using the 555 as shown by the...
This circuit was found in the 1991 Electronics Experimenter's Handbook. It activates a relay when...