This latching light alarm was found in the 1995 Encyclopedia of Electronic Circuits Volume 5. The circuit is powered with 12 V to provide a signal to a power stage.
We found this circuit in an old Argentine publication. The transistor can be replaced by a more...
The sensor of this circuit is a large surface diode. We believe that a small solar cell can also...
The acquisition of data, from a transducer, so that these data can be converted to digital form...