At 03:03 AM 4/23/2005, Ake Hedman wrote: >Good idea. I will try this. Will any metal box do for this? > >I sent the development kit back to the application engineer I have >contact with as requested but the support person I speak to is in >another place. He told he was trying to get hold of the returned kit >but he never come back on that. Guess he have other things too do and >is a bit fed up with all my questions now... But I still hope to >eventually get this info. It depends on the amount of isolation that you need, and we don't know that. A microwave oven might prove to have a useful screening effect, but I don't know how effective that design would be at lower frequencies. Some of them depend on a 1/4 wave choke around the door. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist