[i=s] This post was last edited by Yixiangqingyuan on 2016-12-18 00:54 [/i] It has been three days since I got the board. The board is really beautiful. I put it in front of the computer and can't hel
[i=s] This post was last edited by paulhyde on 2014-9-15 03:53 [/i] I want to know how to wind a transformer by myself, parameter calculation and precautions (National Electronic Design Competition, h
Hello everyone, my laptop is IBMt43 1871A85, my wireless network card signal reception is not very good, so I want to buy a PCM interface network card, please recommend one. Thank you.
I have a question. If I do not add voltage to the be section of an npn transistor, but only add a voltage to the ce section (a voltage in the opposite direction to the collector), then the emitter jun