This 4-waveband converter circuit was found in Radio Craft September 1948. The power supply is not given, but the supply voltages are indicated.
The circuit shown is from Motorola's Linear Databook published in 1990. As the CI is uncommon...
We found this circuit in a 1997 documentation. It can be used in any common 12 V source and has...
Using a CA3059 this circuit was found in the July 1995 Electronics Now magazine. The triac must be...