This crystal configuration can be made with triggers of any logic. The frequency is given by the formula next to the diagram. This setting is specifically for TTL.
This circuit is from a 1980s Motorola documentation. The circuit makes use of old components that can in...
This small FM transmitter was found in a Radio Electronics magazine in 1991. The magazine no...
Indicated for checking the operation of small FM transmitters, this circuit was found in an...