This circuit is from a documentation about the MC1723, Motorola equivalent of the well-known 723. The transistor admits equivalent and must be mounted in a good heat sink.
This circuit using a general-purpose transistor was found in the July 1993 issue of Electronics Now...
This oscillator uses a crystal to set the frequency. The operating limit of the unijunction is in...
This circuit can be used as a rhythmic light or as a control shield for incandescent lamps from...