This game for 4 competitors was found in a Popular Electronics from the 80's. The circuit has CMOS technology and can be powered by voltages from 6 to 12 V.
We found this circuit in an English publication from 1995. The Hall sensor used is a component of the...
This digital buffer was found in the November 1993 issue of Electronics Now. The power supply...
This configuration with FET and Unijunction can be found elsewhere on this site. The JFET admits...