This circuit was found in the January 1995 Electronics Now magazine. The source must be dual, and a noise pickup guard ring must be used.
This circuit was found in old FET documentation, but it applies to any modern common JFET. The...
The different aspect of this source is the use of a 12 V lamp as a current regulator together with a...
This circuit makes simultaneous control of two up to 150 W incandescent lamps. The circuit is half wave...