In the figure we have the way to implement a sinusoidal oscillator with the 4093 IC. The component values are given by the table. The circuit is from a Popular Electronics from the 90s.
This circuit was obtained in a Motorola manual, but it applies to almost any operational...
Found in a 1970 EEE this circuit emulates a zener diode whose voltage can be set to R2. Power...
This circuit different from the timer was found in an English publication from 1978. The circuit uses...