Employing the XR2206 IC, this circuit was found in the May 1977 issue of Radio Electronics magazine. The formula next to the diagram gives the component values as a function of frequency.
This is the suggested transmitter circuit for the CB16880E. The emitting LED must be a...
This timer activates a relay after a time interval of up to 15 minutes has elapsed, starting from...
This powerful regulator, shown in the figure is for 5V (TTL) is suggested by Motorola and makes use...