We found this circuit in a 1996 publication. Equivalent components can be tried, especially in the case of the photodiode. The circuit is powered by a 12 V source.
This simple timer causes an LED to blink after an interval of the order of 7 minutes which is the...
In relation to the previous circuit (CB18493E) this spy has an extra transistor, which can be a...
August 2016 - Mouser Electronics is offering the development kit board Joule ™ 570x with expansion from...