The integrated circuits used in this thermometer are not very common today. The indicator is a microammeter for a scale from 0 to 100o C. The supply must be made with a voltage of 1 to 12 V.
This car turn signal circuit was found in the April 1969 issue of Radio Electronics magazine. The...
We found this circuit in a documentation about SCRs from the 70s. The circuit can be implemented with a...
This circuit was found in a 1998 documentation and its purpose is to automate controls by timing its...