Found in an Elektor from the 90s, this circuit can be powered directly by the power grid. The circuit uses a rectifying bridge that can be replaced by 4 common diodes.
We found this circuit in a 1960 Sylvania transistor manual. The relay can be 12 V and C1...
March 2017 - Mouser Electronics announces the availability of MAX17523, an overcurrent and...
Found in 90s Popular Electronics, this circuit uses common general-purpose transistors in a...