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  1. ImpInTraining

    Looking for M3 x .5 (1.2mm) x 4mm screws with 100¦ slope on head

    Thanks everyone for your input. We might be better off just redrilling the holes to accomodate for the 90 degree slope, but it'll be a pain because it means disassembling a lot of units. The rest of the screws in use on this component are 4/40s, and the 100-degree slope was because the metal...
  2. ImpInTraining

    Looking for M3 x .5 (1.2mm) x 4mm screws with 100¦ slope on head

    I guess that is an option, thanks drawoh. I've checked Maryland Metrics and they didn't have anything listed for metric 100-degree screws either, but I did send them an email.
  3. ImpInTraining

    Looking for M3 x .5 (1.2mm) x 4mm screws with 100¦ slope on head

    Stainless steel would be nice, but I'm not going to be picky... so long as we can find the right screws. Quantity will be around 200.
  4. ImpInTraining

    Looking for M3 x .5 (1.2mm) x 4mm screws with 100¦ slope on head

    Hi all, I've been looking for this particular screw type from a wide assortment of fastener providers, and quite a few offer the metric M3 x .5 x 4mm screw with 90º head, but I need 100º slope on the head. So far, I've been very unfortunate in my search. Does anyone know where I can find some...
  5. ImpInTraining

    Developing proper heat sink

    It's been my pleasure. Thanks for the insight. I've been trying to understand those formulas provided elsewhere on the web, and have come to the conclusion that you really do have to have a degree in thermal engineering to deal with thermal dynamics. :P For the life of me, I cannot figure...
  6. ImpInTraining

    Developing proper heat sink

    I read somewhere that there is a black coating you can put over aluminum to help with the heat conductance because it is supposedly more conductive to infra-red. But if you suggest not-annodizing, well... I'm easy. Thanks for the info.
  7. ImpInTraining

    Developing proper heat sink

    Make that about 20 degrees Celcius. I think Celcius is used for the thermal formulas.
  8. ImpInTraining

    Developing proper heat sink

    These modules are not small, really... about the size of a laptop. There will be 16 of them mounted horizontally atop of each other with some sort of mounting shelves (which haven't been designed yet)so figure there will be a fraction of an inch between modules. The heat sink is going to be on...
  9. ImpInTraining

    Developing proper heat sink

    I've got a module that has an amplifier in it that creates a good deal of heat. The base area of the is a minimum of 4 square inches. I've been told the thermal load is 17 Watts. I am limited in space above and below the module, so I need to put the heat sink on the side, but the amplifier...

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