This alarm with sensors in series and parallel was found in the 1995 Encyclopedia of Electronic Circuits. The number of sensors can be changed at will.
This circuit switches a load in 0.013 ms after closing the switch and after the start of each...
This circuit can be powered by 2 or 3 small batteries. The resistor can have values between 220...
The purpose of this circuit is to test power supplies functioning as a variable load that can...