The switching function of IGBT is to form a channel by adding a positive gate voltage, provide base current to the PNP transistor, and turn on the IGBT. Conversely, adding a reverse gate voltage elimi
The Nanjing Gulou Science and Technology Bureau held a maker technology achievement exhibition, in which the 3D printer is quite eye-catching. Without further ado, here are the pictures:
Norwegian designer Kristine Bjaadal presented her new design at the Stockholm Furniture Fair 2010 - a butterfly-changing tablecloth called "Underfull". At first glance, it looks like a traditional whi
TPMS (Tire Pressure Monitoring System) is mainly used to monitor tire pressure in real time while the car is driving, and to alarm when the tire is low or leaking, to ensure driving safety.There are t