MOSFET Stage (CB25576E)

This circuit shows how to use the 4007 MOSFETs in an amplifier stage. We found it in an Electronics Now issue from May 1993.

Multiplexed mixer (CB20762E)
This configuration from the 1970s can be applied to modern equivalent operational amplifiers. The...
Residential Alarm (CB9884E)
This simple alarm using only transistors was found in a 1990 publication. It can be powered by D...
Zero Crossing Detector for Magnetic Transducer (CB14157E)
The circuit presented was found in the 1994 National Instruments Linear Applications Handbook and...