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Hello all,
Here I have a bunch of little electrical components such as cable, wire terminal and mini connectors. I intend to find out its manufacture and its part number. But I can't find any clue from the mark on surface. Could any one help me how to handle this situation? Any good reference...
capacitor value determine
Hello all,
In DC motor drive application, there always exists a capacitor bypassing the main power entry which is directly used by driving motor. So how to determine the value of this capacitor and how many factors influence its value?
Thanks for your kindly reply.
Hello Ianp,
What is so called "zero crossing" device?
Can 555 timer output drive triac directly?
If a triac which can bear 12A current can be soldered on board?
mosfet as relay
I am wondering to drive high power lamp using Mosfet or Relay?
Could anyone explain the main difference between these two schemes?
Thanks a lot!
natural logarithm hyperbola
I know pi=3.14 having a meaning in real world. It links the relationship between perimeter and radius of a circle. But in term of "e", I don't figure out how it comes out.
Could you be so kind to explain it in your words?
Thanks.
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