This simple circuit is powered by the logic circuit itself. Components are still common, although they were obtained from somewhat old documentation.
The values of the components of this Mullard (Philips) circuit depend on the desired voltages. The...
January 6, 2016 - Mouser Electronics, Inc. is now stocking the TPS25810 USB Type-C™...
Found in a Popular Electronics from 1992, this circuit uses a PLL567 in an audio meter bridge that...