Crashworthiness is a very important topic for aircraft. You do not want to be harmed or killed by something flying around during an otherwise survivable landing. Ken Javor
Phone: (256) 650-5261 > From: "ce-test, qualified testing bv - Gert Gremmen" <[email protected]> > Date: Thu, 24 Sep 2009 19:41:46 +0200 > To: "Gartman, Richard" <[email protected]>, Ken Javor > <[email protected]>, <[email protected]> > Conversation: Article on "portable electronics" aboard airplanes > Subject: RE: Article on "portable electronics" aboard airplanes > >> The best reason I have heard from a flight attendant (this happened > only once) for putting the computer away >was " do you want a 5 pound > projectile flying around the cabin if there is an incident". >> You cannot argue with that logic. > > I don't think it makes any difference in the end if a 5 pound object > is able to be projected due to sudden deceleration anyway....or can it > ?? > I do not want to be with that flight attendant either... > > Gert Gremmen > > > -----Oorspronkelijk bericht----- > Van: [email protected] [mailto:[email protected]] Namens Gartman, > Richard > Verzonden: donderdag 24 september 2009 16:33 > Aan: Ken Javor; [email protected] > Onderwerp: RE: Article on "portable electronics" aboard airplanes > > The best reason I have heard from a flight attendant (this happened only > once) for putting the computer away was " do you want a 5 pound > projectile flying around the cabin if there is an incident". You cannot > argue with that logic. > > Does any on have the report of the KLM/FCC cell phone test that was done > in Phoenix several years back. As I hear the story, a KLM "Boeing" > aircraft was filled with cell phones (one in each seat) and they all > went active at the same time. The intent was to see if a plane loaded > with cell phones could cause interruption to the aircrafts electronics. > > I am sure this group would enjoy that report. > > Have a great day > W. Richard Gartman, MS, CSP > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On Behalf Of Ken > Javor > Sent: Thursday, September 24, 2009 9:18 AM > To: [email protected] > Subject: Re: Article on "portable electronics" aboard airplanes > > While having stuff put away during take-off and landing makes sense, > just as > you say, protection of aircraft radio and navigation receivers is the > primary driver. Paralleling control of rfi on the ground, the first > such > rfi control only applied to radios, because of local oscillators, and > then > later applied to digital electronics, because the clocks and their > harmonics > could radiate just like the radio's LO could. > > Ken Javor > > Phone: (256) 650-5261 > > >> From: Nick Williams <[email protected]> >> Date: Thu, 24 Sep 2009 15:02:55 +0100 >> To: Ken Wyatt <[email protected]> >> Cc: <[email protected]> >> Subject: Re: Article on "portable electronics" aboard airplanes >> >> I've always understood that, certainly so far as commercial airliners >> are concerned, EMC was never really the issue. Far more to the point >> is the fact that take off and landing are statistically the most >> likely time for there to be an emergency which requires the >> passengers to be paying attention to what the cabin attendants have >> to say rather than listening to or fiddling with their personal >> possessions. >> >> It also can't do any harm for the cabin not to be cluttered up with >> laptops and other junk for people to trip over if you need to get >> everyone off in a hurry. >> >> Nick. >> >> >> >> At 22:26 -0600 23/9/09, Ken Wyatt wrote: >>> I thought I'd post this link to a semi-rant by one of the Gizmodo >>> editors on the use of electronics aboard aircraft. He brings up some >>> good points regarding the EMI properties of various gadgets. It's >>> also interesting how he and other non-EMCers think on the whole >>> subject. >>> >>> Has anyone on this list studied the emissions characteristics ("on" >>> versus sleep mode) for various portable electronic products? >>> >>> I'd love to not be hassled when using my Bose headphones. >>> >>> > http://gizmodo.com/5366128/giz-explains-how-to-fix-the-airlines-stupid-p > ortab >>> le-gadget-rules >>> >>> Regards, Ken >>> ---------------------------------------------- >>> Wyatt Technical Services, LLC >>> 56 Aspen Dr. >>> Woodland Park, CO 80863 >>> >> >> - >> ---------------------------------------------------------------- >> This message is from the IEEE Product Safety Engineering Society > emc-pstc >> discussion list. To post a message to the list, send your e-mail to >> <[email protected]> >> >> All emc-pstc postings are archived and searchable on the web at: >> http://www.ieeecommunities.org/emc-pstc >> Graphics (in well-used formats), large files, etc. can be posted to > that URL. >> >> Website: http://www.ieee-pses.org/ >> Instructions: http://listserv.ieee.org/request/user-guide.html >> List rules: http://www.ieee-pses.org/listrules.html >> >> For help, send mail to the list administrators: >> Scott Douglas <[email protected]> >> Mike Cantwell <[email protected]> >> >> For policy questions, send mail to: >> Jim Bacher: <[email protected]> >> David Heald: <[email protected]> > > - > ---------------------------------------------------------------- > This message is from the IEEE Product Safety Engineering Society > emc-pstc discussion list. To post a message to the list, send your > e-mail to <[email protected]> > > All emc-pstc postings are archived and searchable on the web at: > http://www.ieeecommunities.org/emc-pstc > Graphics (in well-used formats), large files, etc. can be posted to that > URL. > > Website: http://www.ieee-pses.org/ > Instructions: http://listserv.ieee.org/request/user-guide.html > List rules: http://www.ieee-pses.org/listrules.html > > For help, send mail to the list administrators: > Scott Douglas <[email protected]> > Mike Cantwell <[email protected]> > > For policy questions, send mail to: > Jim Bacher: <[email protected]> > David Heald: <[email protected]> > > - > ---------------------------------------------------------------- > This message is from the IEEE Product Safety Engineering Society > emc-pstc discussion list. To post a message to the list, send your > e-mail to <[email protected]> > > All emc-pstc postings are archived and searchable on the web at: > http://www.ieeecommunities.org/emc-pstc > Graphics (in well-used formats), large files, etc. can be posted to that > URL. > > Website: http://www.ieee-pses.org/ > Instructions: http://listserv.ieee.org/request/user-guide.html > List rules: http://www.ieee-pses.org/listrules.html > > For help, send mail to the list administrators: > Scott Douglas <[email protected]> > Mike Cantwell <[email protected]> > > For policy questions, send mail to: > Jim Bacher: <[email protected]> > David Heald: <[email protected]> > > - > ---------------------------------------------------------------- > This message is from the IEEE Product Safety Engineering Society emc-pstc > discussion list. To post a message to the list, send your e-mail to > <[email protected]> > > All emc-pstc postings are archived and searchable on the web at: > http://www.ieeecommunities.org/emc-pstc > Graphics (in well-used formats), large files, etc. can be posted to that URL. > > Website: http://www.ieee-pses.org/ > Instructions: http://listserv.ieee.org/request/user-guide.html > List rules: http://www.ieee-pses.org/listrules.html > > For help, send mail to the list administrators: > Scott Douglas <[email protected]> > Mike Cantwell <[email protected]> > > For policy questions, send mail to: > Jim Bacher: <[email protected]> > David Heald: <[email protected]> - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <[email protected]> All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc Graphics (in well-used formats), large files, etc. can be posted to that URL. Website: http://www.ieee-pses.org/ Instructions: http://listserv.ieee.org/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <[email protected]> Mike Cantwell <[email protected]> For policy questions, send mail to: Jim Bacher: <[email protected]> David Heald: <[email protected]>
