This frequency divider by 10 uses discrete components only. Modern equivalent components can be used as the circuit is from an 80's documentation. Nearby frequencies can be used.
This circuit was found in an 80's Electronic Engineering. The circuit uses a multivibrator with...
Figure bellow shows how many 40293 can be cascaded. The input CI of the first circuit is grounded. The...
This circuit is from Motorola documentation, but can be implemented with virtually any...