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  1. andyhodgkinson

    Replacement for a neoprene gasket

    There are materials that have a higher shore durometer that are non memory forming. If you're having trouble with your enclosure leaking over time, it may do to find a thicker, softer material. The compression ratio will be higher and even if there is some memory, it will generally compress pat...
  2. andyhodgkinson

    SWITCH MODE POWER SUPPLY

    Many PS designers will use an auto ranging module like that supplied by Vicor, if they do not wish to do the magnetics in house.
  3. andyhodgkinson

    ESD plastics

    My mistake, the real address is http://www.sctech.com They should be able to help.
  4. andyhodgkinson

    ESD plastics

    I have used Sci Chron (or SC Technologies) in Amarillo Texas for exactly this purpose. Their web site is http://www.sctechnologies.com
  5. andyhodgkinson

    Optical properties of Acrylic at elevated temperatures

    I am in a situation where I have a 40mm thick piece of Acrylic between two polarizers. My problem is that the acrylic turns birefringent at around 35 deg C, and optical performance is badly degraded. I have contacted Ineos about Perspex, but it is not available in the right thickness in the...
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