This interesting circuit for SMD assembly appeared in the November 1987 issue of Radio Electronics magazine. The phonons are generated by selected resistors that are fitted to the assembly.
This circuit compensates for losses in pre-amplified audio or tone control stages. The circuit can use...
Found in the Encyclopedia of Electronic Circuits volume 5 from 1995, this circuit uses a...
This is a bridge for the measurement of low value resistances and high values too. The circuit...