of about 1m (a rough guess gives 1-10nT).
times higher.
english...(;-)).
use as they usually gives only RMS-values. I find that the Peek-values
are more interesting.
least 5nT to 10mT in one range) .
- Simultaneous sampling of all three coils (X,Y,Z).
function of the frequency.
- 0-1MHz (divided into 2-5 band).
I guess that I will build one one day...
> Hello Anders Eriksson,
>
> so you do disagree with me.
> That is fine, but I do not quite understand with what exactly you disagree.
>
> So you got trouble with a 50 Hz field.
> What kind of field?
>
> Was it just a wiring, or on an apparatus?
> Was the current runing or not?
>
> If it was not, than ther only was a (higher) electrical field.
> If it was, than a magnetic field is also there.
>
> An E-field only, exists only when no current is flowing.
> As soon as current is flowing, when an apparatus is put on, a magnetic field
> is also there.
> Of course an electric field can do harm, but in my opinion, the magnetic
> fields are much more harming us.
> For that reason, 3D Tesla meters are developed, with a build-in logger, in
> order to see, how the fluctuations over time are, because they can vary
> enormously.
>
> If you disagree with me, does that mean, that you are more sensible to
> electrical fields than to magnetic fields?
>
> Greetings,
> Charles Claessens
> member Verband Baubiologie
>
http://members.rott.chello.nl/cclaessens/>
http://www.hese-project.org> checked by Norton Antivirus
>
>
>
>
>
> ----- Original Message -----
> From: "Anders Eriksson" <
[hidden email]>
> To: <
[hidden email]>
> Sent: Monday, March 15, 2004 17:03
> Subject: Re: [eSens] Interesting link and more...
>
>
>
>>Hello Charles,
>>
>>i do disagree with you! I have had truble from 50Hz E-fields (they give
>>me burns on my neck (a few minutes E-fields gieves the same reaction as
>>if i had been burned by the sun for houers).
>>
>>Hello Marc,
>>
>>I have to clear one thing up: "placebo effect" for me is the same as
>>getting your internal "healing system" acting in your body (you can read
>>a little about it in: "Cross Currents" by Robert O. Becker, ISBN 0 87477
>>609 0).
>>
>>charles wrote:
>>
>>>Hello Wille Borlin,
>>>
>>>with Powerlines, we do generally not speak about frequencies.
>>>It is not the electrical alternating fields that are disturbing us.
>>>
>>>It is the magnetic alternating fields that gives the most worry.
>>>We are lulled into oblivion with the remarks that a 100 uT, or
>
> microTesla is
>
>>>not to worry about, but we building biologists speak about nT, or
>
> NanoTesla.
>
>>>100 uT is 100,000 nT.
>>>And we say, one should try to stay under 20 nT, in order not to get
>
> sick.
>
>>>Magnetic fields one can feel.
>>>The TCO norm for computer monitors says 200 nT at 30 cm for the
>>>frequncyrange of 5-2000 Hz and 25 nT for the frequncy range from 2-400
>
> KHz.
>
>>>The background *noise* for cities is 50-60 nT, while on the countryside
>
> this
>
>>>is 20-30 nT (generally).
>>>
>>>For electrosensible people, the combination of magnetic fields and the
>>>accompanying frequency can have another effect.
>>>Tests have shown that a certain person did not react to a strong
>
> magnetic
>
>>>field of 5000 nT at 50 Hz, but heavily on a weak 350 Hz field of only 30
>
> nT.
>
>>>Also on a 150 and a 550 Hz field.
>>>
>>>Some examples:
>>>Television when running: 50 cm 3500 nT
>>>idem when on standby; 50 cm 300 nT
>>>TL light: 50 cm 1100 nT
>>>Small trafo: 20 cm > 3000 nT
>>>El radio alarm clock: 20 cm 1000-2000 nT
>>>idem :5 cm 30,000 nT
>>>El heating blanket: 1 cm up to 10,000 nT
>>>
>>>Greetings,
>>>Charles Claessens
>>>member Verband Baubiologie
>>>
http://members.rott.chello.nl/cclaessens/>>>
http://www.hese-project.org>>>checked by Norton Antivirus
>>>
>
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