Re: new laptop
Posted by
Vinny Pinto on
URL: https://www.es-forum.com/Re-new-laptop-tp1542540p1542604.html
Hi Marc and folks:
Yes, this is true. Battery operated laptops generate a wide range of
AC (as in non-DC) singals (and therefore fields) -- ranging from
about 100 Hz thru the audio and RF range, and thru the VHF and UHF
range -- from the DC power, else they would not be able to operate.
with care,
--Vinny
At 06:44 PM 10/12/2006, you wrote:
> > I ruled out Alt.Current as culprit. Here's why:
> > Because battery operated NIR LED massager caused me pain. Also the
> > LED on my digicam - ditto.
>
>Can you rule out alternative current just because something
>runs on a battery? Laptop computers run on batteries,
>yet they contain an inverter which creates AC to run the
>flourescent backlight. In fact, I wonder if the inverter
>itself is the main problem for ES sufferers...
>
>Marc
>
Vinny Pinto
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