Or, possibly, your radiant personality :). - Mike Mike B. Feher, N4FS 89 Arnold Blvd. Howell, NJ, 07731 732-886-5960
-----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Dr. David Kirkby Sent: Saturday, January 30, 2010 12:47 PM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] White LED's Dr. David Kirkby wrote: > Chuck Harris wrote: >> I bought some of the LED replacements for Edison bulb incandescents, and >> they have an afterglow that lasts for several minutes. It is very much >> dimmer than when they are turned on, but is there none the less. >> >> -Chuck > > I got one of these so called 2D fluorescent tubes in a packet and bought > it home on the train late in the evening. The trains are electric with > cables overhead. What was strange was that the lamp was glowing dimly in > the packet - I can only assume the E field from the overhead cables for > the train was the source of power. > > Dave I should have added, it carried on glowing for some time after I got home too. At that point, I was well away from the train lines, though we do have 11 kV overhead cables around 30m from the house. It eventually stopped glowing so I assume it was the presence of the overhead train lines which caused this. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
