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On 7/18/2016 1:43 PM, Paul T. Jackson wrote:
> Anyone have an idea here? Contact Carla directly.
>

Ahhhh, the joys of two lists. I already posted this to the ARSCLIB list:

> Hi, Carla,
>
> The reference I have used for years is:
>
> www.mrltapes.com/field-strength-for-partial-erasure.pdf
>
> I bought a one-piece 3-axis meter for about $150 from these folks about a decade and a half ago.
>
> http://www.lessemf.com/gauss.html
>
> This looks like a good choice at $150
>
> XYZ Axis EMF Tester (Cat. #A194)
>
> However, the unit I have I think goes out to higher harmonics which might be interesting with large three-phase power installations, so another choice on the same page for $269, but it may be overly sensitive and not be able to measure higher strength fields discussed in the paper.
>
> 3-Axis Backlight Gaussmeter (Cat. #A107)
>
> For $300 it looks as if this might be closest to what I had and found most useful.
>
> Switchable 1:3 Axis Gaussmeter (Cat. #A153)
>
> Though for $200 you can get this:
>
> Datalogging 3-Axis Gaussmeter w/ PC (Cat. #A494)
>
> Cheers,
>
> Richard
>
>


-- 
Richard L. Hess                   email: [log in to unmask]
Aurora, Ontario, Canada                             647 479 2800
http://www.richardhess.com/tape/contact.htm
Quality tape transfers -- even from hard-to-play tapes.