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  1. certs

    wi-fi device

    i want to build a wi-fi enabled device. meaning i want it to have its own ip address, be able to send/receive data on the 802.11 network, do you know where i can start learning about this and how to implement this? Thanks.
  2. certs

    weight on a platform

    i have a flat rectangular platform with a load cell at each corner. I used that to calculate the weight of an object sitting on top of the platform. I can do that easily. The platform can be angled, how do I calculate the weight of the object now. How do I account for the angled platform...
  3. certs

    db9 contact resistance

    I need to figure what the contact resistance of a db9 connector (male) contact resistance is? Do you where i can get the information?
  4. certs

    pfet backward

    ya this meant to replace the diode, since the diode has a higher voltage drop. so your saying a pfet is symmetrical no mater what direction you put it, it will work?
  5. certs

    pfet backward

    i want to use a BSS84 power pfet to be used as a reverse battery protection circuit. i want to connect the drain to the the positive side of the battery and the gate to the negative side of the battery. usually pfets have to have the source connected to the higher potential. i have seen this...
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