This circuit detects changes in magnetic flux in a coil as an external magnetic field moves. The circuit is from Electronics Now magazine, October 1996.
n be assembled with BC558 transistors for low power transistors and a BD136 for the output. The...
This circuit, found in 1980s documentation, produces a rectangular signal of the same frequency as the...
This mixer with few components can be tried by the reader who needs this circuit, but who does not...