The circuit shown is from the November 1996 Electronics Now magazine. The basic circuit is in the previous 3 sections of this section. The circuit measures resistances up to 2M ohms.
This conventional slow-moving circuit uses incandescent light bulbs, but can be changed to use...
This TTL dice is from an old publication from 1978, but it can still be assembled, as the...
The purpose of this circuit is to control magnetic door locks activated by the power grid. The...