We found this circuit in an American documentation from 1975. The list of transistors that can be used is attached to the diagram. Modern types can be experienced.
This circuit from a 1995 documentation triggers a set of lamps when the power goes out. In a more...
With a coil formed by 7 turns of 26 AWG wire this circuit operates in the 27 MHz range. But you...
The assembly of a good multimeter meets only one obstacle: the precision that is obtained depends on...