RE: Precipitation Static

1998-03-07 Thread ed . price
--- On Fri, 27 Feb 1998 16:47:45 -0600 bruc...@gvl.esys.com wrote: Jeff: The Air Force Design Handbook DH 1-4 gives some info on P-Static. Precipitation static is a phenomenon that occurs on aircraft in flight. Friction between liquid water and also ice crystals, sand, dust and

RE: Precipitation Static

1998-03-07 Thread Egon H. Varju
Precipitation static is a phenomenon that occurs on aircraft in flight. Friction between liquid water and also ice crystals, sand, dust and particulates and the aircraft skin causes charge to build up. I don't think so ... My understanding is that the electrostatic charge buildup is due to

RE: Precipitation Static

1998-03-07 Thread Cortland Richmond
Ed Price wrote: I asked him whether any helicopters ever used any active charge dissipators. His reply was that he had seen those things, and that nobody he knew ever thought they worked! They work. You find out when they're broken. There was an accident a few decades ago where an Army CH-47

Re: Precipitation Static

1998-03-07 Thread ChasGrasso
I just want to throw in my two cents... ESD from rescue helicopters has killed more than one rescuee as they reached for the cable. That is why the choppers drag the cable to the person rather than dangle it above. So the scene from Red October is over dramatic in the sense that no-one executes

Re: Precipitation Static

1998-03-07 Thread Doug McKean
. Physics is still physics even in the 24th century. -- From: ed.pr...@cubic.com To: bruc...@gvl.esys.com; cet...@cetest.nl Cc: emc-p...@ieee.org Subject: RE: Precipitation Static Date: Friday, March 06, 1998 5:07 PM --- On Fri, 27 Feb 1998 16:47:45 -0600 bruc...@gvl.esys.com wrote

RE: Precipitation Static

1998-02-27 Thread BruceJS
. -- From: Ing. Gert Gremmen[SMTP:cet...@cetest.nl] Sent: Friday, February 27, 1998 3:00 AM To:'bruc...@gvl.esys.com' Cc:'EMC POST' (E-mail) Subject: RE: Precipitation Static Hello Bruce Tell us someting about precipitation statics ! == CE-test, qualified testing

RE: Precipitation Static

1998-02-27 Thread Ing. Gert Gremmen
Hello Bruce Tell us someting about precipitation statics ! == CE-test, qualified testing, Consultancy, Compliance tests for EMC and Electrical Safety 15 Great EMC-design tips available ! Visit our site : http://www.cetest.nl The Dutch Electronics Directory http://www.cetest.nl/electronics.htm