This circuit periodically reverses the rotation of a motor to change the position of eggs in an incubator. The circuit is from Electronics Now magazine, May 1995.
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...