Friday, November 22, 2024
Home Tags Short history of refrigeration

Tag: short history of refrigeration

4n35optocuplar

                                           4N35 is an optocoupler integrated circuit in which an infrared emitter diode drives a phototransistor. They are also known as optoisolators since they separate two circuits...
Permeability Test

Permeability Test

FIRE PREVENTION

FIRE PREVENTION

HOT NEWS