This timer, like the previous circuits, uses a currently uncommon integrated circuit. The time is given by capacitor C1 and R2 which has the range of values indicated in the diagram.
This is the receiver for the CB18476E, but it can be used with other transmitters found on the...
This circuit was found in Radio Electronics from the 90s. The CMOS integrated circuit is a PLL not...
This circuit was found in a 1990 Electronics World magazine. The circuit can be mounted today by...