Comment on the use of PVC:

I would recommend an A/B characterization over the frequency range you'll be
testing.  In my past life doing ionospheric experiments at low
frequencies...sub 500 kHz...I discovered that black PVC is anything but
transparent to RF.  White PVC was useable.  Worth checking.

Jim Ericson
Acme Testing Co.

----- Original Message -----
From: Lichtenstein, Ross <ross.lichtenst...@owenscorning.com>
To: <wo...@sensormatic.com>
Cc: <emc-p...@majordomo.ieee.org>
Sent: Tuesday, December 26, 2000 1:07 PM
Subject: RE: OATS Turntable Canopy


>
> Richard,
>
> I think that if I were trying to make an inexpensive environmental
> cover for an OATS turn-table, I would consider using PVC plastic
> pipe and fittings, similar to what you may have seen is used to
> fabricate patio furniture.  I think you can find all the fittings
> necessary to build a simple framework, and then just cover whatever
> portion of it you want with black plastic builders film, or those
> inexpensive blue plastic tarps found in many discount stores (you
> may need to cut out the metal grommets on the tarps and replace them
> with any of several available plastic types.
>
> Good luck,
>
> Ross
>
> -----Original Message-----
> From: geor...@lexmark.com [mailto:geor...@lexmark.com]
> Sent: Friday, December 22, 2000 11:53 AM
> To: wo...@sensormatic.com
> Cc: emc-p...@majordomo.ieee.org
> Subject: Re: OATS Turntable Canopy
>
>
>
> Richard,
>
> Last year at the beach, I bought one of those cheap (er, inexpensive)
> gazebo-like
> canopies.  It came with lots of metal tubes which had to be put together
to
> form
> the
> upper canopy support and the legs.  It was about 8' x 8' and 6' tall.
>
> However, if one replaced the metal tubes with wooden dowel material,
> something
> like this would provide a cheap shelter.  The corners usually come with a
> means
> to
> peg into the ground, given the winds at a typical beach.  For this you
might
> need to
> find some plastic or other non-conductive tent pegs.
>
> Just a thought.............
>
> George
>
>
>
>
> woods%sensormatic....@interlock.lexmark.com on 12/22/2000 11:00:19 AM
>
> Please respond to woods%sensormatic....@interlock.lexmark.com
>
> To:   emc-pstc%majordomo.ieee....@interlock.lexmark.com
> cc:    (bcc: George Alspaugh/Lex/Lexmark)
> Subject:  OATS Turntable Canopy
>
>
>
> I want to erect a simple, low cost removable canopy over our turntable at
> our OATS to protect the EUT from light rain and our Florida sun. Is anyone
> aware of an off-the-shelf option? Has anyone constructed a simple canopy
and
> would like to share their design and/or experience (good and bad)?
>
> Richard Woods
>
>
>
>
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> -------------------------------------------
> This message is from the IEEE EMC Society Product Safety
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>


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