This circuit was found in an old GE manual. It uses a thermocouple as a sensor. The SCR must be in accordance with the power of the controlled load.
This circuit is found in a 2005 Linear Technology application manual. The circuit monitors the High...
This PUT (Unijunction Programmable Transistor) configuration was found in an 80s ON Semiconductor...
Found in a 1977 documentation, this circuit can use any general-purpose transistor. The signal is...