This timer for long time intervals is from the 1990 Motorola Linear Databook. The setting applies to other operational ones and component values are given below the diagram.
This circuit is more elaborate than the previous one. It was obtained from an 80s circuit manual. The...
This is one of many Morse code audio oscillators that can be found in this section. The circuit...
July 2017 - Diodes Incorporated's ultra low voltage drop voltage (ULDO) AP7380 regulators can now...