This 5-band function generator circuit was found in the April 1994 Electronics Now magazine. The circuit has three possible waveforms and employs additional operationals.
This sensor circuit for currents of the order of nanoamperes was found in an American...
This circuit was obtained from a 1964 magazine and has some interesting features such as the input...
Suggested by a 90’s Radio Electronics, this circuit automatically activates the recording switch of an...