This circuit triggers a warning if there is a need to interrupt a process. The circuit has a 1 second delay. The circuit is from old American documentation.
The sensor is an NTC and in the connection as shown in figure (a) we have the trigger with the...
This circuit has a thermal chamber that acts as a stabilizer, compensating for the ambient...
Found in Radio Electronics from the 90s, this circuit generates signals in the 60 Hz to 1.4 Hz...