PSN-L Email List Message

Subject: Microseisms Discussion
From: "Jerry Payton" gpayton880@.......
Date: Tue, 4 Jul 2006 13:00:04 -0500


Hello Out There: PSN & ATN

I'm throwing this out for discussion and / or experimentation to the 
group(s) as a whole.  Anyone investigated this problem?  If it is 
temperature fluctuations, what is it affecting, the coil, the pendulum, or 
what?  The fact that the trace get amplified somewhat (in my case) indicates 
to me that it may be affecting the electrical part: coil or magnets 
themselves?  What's the affect of cooling on a magnet's flux strength -- or 
on the induced voltage in a coil?

Any ideas out there?

Obviously, supplying a heat source might help. There must be a "cure", not a 
patch.

(snip)
"I can already see a "nighttime"  microseism problem, probably temperature 
changes......which could be
 a problem later in the fall and winter.  (Around 2-3 AM till after the  sun 
is up and warms up a little, the trace gets stronger and noisy.  It clears 
up and smoothes out later in the day.)"

(snip)
"I experience this during the winter.  My sensor in inside my home so I have 
no problems during the summer.  However, I typically turn the heating unit 
down at night.  This is when I get the problems.  I placed a light bulb in 
the closet that helps quite a bit.  I usually only turn it on during the 
winter.  Several of us have experienced this problem.  Maybe it's something 
we can work on and figure out a solution."

Regards,
Gerald "Jerry" Payton







Hello Out There: PSN & ATN
 
I'm throwing this out for discussion and / or = experimentation to=20 the group(s) as a whole.  Anyone investigated this problem?  = If it is=20 temperature fluctuations, what is it affecting, the coil, the = pendulum, or=20 what?  The fact that the trace get amplified somewhat (in my case)=20 indicates to me that it may be affecting the electrical part: coil or = magnets=20 themselves?  What's the affect of cooling on a magnet's flux = strength -- or=20 on the induced voltage in a coil? 
 
Any ideas out there?
 
Obviously, supplying a heat source might help. There must = be a=20 "cure", not a patch.
 
(snip)
"I can already see a "nighttime"  microseism problem, probably = temperature changes......which could be 
a problem later in the = fall=20 and winter.  (Around 2-3 AM till after the  sun is up and = warms up a=20 little, the trace gets stronger and=20 noisy.  It clears up and smoothes out later in the = day.)"
(snip)
"I experience this during the winter.  My = sensor in=20 inside my home so I have no problems during the summer.  However, I = typically turn the heating unit down at night.  This is when I get = the=20 problems.  I placed a light bulb in the closet that helps quite a=20 bit.  I usually only turn it on during the winter.  Several of = us have=20 experienced this problem.  Maybe it's something we can work on and = figure=20 out a solution."
 
Regards,
Gerald "Jerry" Payton

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