What is a thermistor and how to test it?
A video for beginner radio enthusiasts.
Modern power supplies often contain a matte black pill-shaped component with two terminals—an NTC thermistor. It protects the device from electrical surges when the power is turned on. In this video, I'll show you how to test a thermistor with a multimeter.
You can buy NTC thermistors here: http://ali.pub/3ba6sk