Found in the 1991 Electronics Experimenter Handbook magazine, this circuit has good power and is recommended to be triggered by light.
This is a bridge for the measurement of low value resistances and high values too. The circuit...
Suggested by Harris in documentation from the 80s, this circuit uses components from that time. It...
This circuit comes from a Gernsback Publications of the 90s. The circuit uses a general-purpose transistor as...