Re: FWD: Magnetic Field measurements

[Bernard L Cohen <blc+@pitt.edu>]

	For point to point variations, a Hall probe is my favorite. But
you would need an absolute calibration if you want absolute field
strengths.

Bernard L. Cohen
Physics Dept.
University of Pittsburgh
Pittsburgh, PA 15260
Tel: (412)624-9245
Fax: (412)624-9163
e-mail: blc+@pitt.edu


On Fri, 1 Nov 1996, Louis H Iselin wrote:

> Can anyone on RadSafe help?
> 
> ***************************************************************
> In article  "Daniel L. MacIsaac" <Dan.MacIsaac@NAU.EDU> writes:
> >Date:         Thu, 31 Oct 1996 09:27:01 -0700
> >Sender: Sharing resources for high school physics <PHYSHARE@PSUVM.PSU.EDU>
> >From: "Daniel L. MacIsaac" <Dan.MacIsaac@NAU.EDU>
> >Subject:      Magnetic Field measurements
> 
> >...I just got a phone call from a Bio Grad student who needs to make
> >precise measurements of the magnetic field due to the Earth and
> >various arrangements of permanent magnets in a room where bird behaviour
> >is to be studied.  She tried a handheld instrument from the local power
> >company (useless) and contacted the local USGS, who I am stunned to find
> >'don't do that stuff, those people are retired.'
> 
> >Any suggestions on where one can find expertise and instruments for measuring
> >and mapping room-sized magnetic fields accurately?
> 
> >Dan M
> 
> >Dan MacIsaac, Assistant Professor of Physics and Astronomy, Northern AZ Univ
> >danmac@nau.edu  http://www.phy.nau.edu/~danmac/homepage.html
> *********************************************************
> _____________________________________________________________________
> Louis H. Iselin, Ph.D.           * Go Gators! *                   <*>
> Assistant Professor of Physics (Health Physics Program)
> Bloomsburg University of Pennsylvania      liselin@planetx.bloomu.edu
> Bloomsburg PA  17815-1399                             lhi@poboxes.com
>