This mouse circuit was found in the January 1997 issue of Electronics Now magazine. It uses a PIC that must be programmed according to the movements.
We found this circuit in Ferranti's 1974 transistor manual. Transistors are general-purpose types...
This circuit was found in a Dutch documentation from 1970. The circuit makes use of semiconductors that...
The scratching noise is quite unpleasant for those who pass the sound of vinyl records to other...