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[AMPS] What materials to use in a RF field ???

To: <amps@contesting.com>
Subject: [AMPS] What materials to use in a RF field ???
From: 2@mail.vcnet.com (rich)
Date: Tue, 29 Jan 2002 04:59:17 -0800


>
>Art,
>You might look into using Delrin [high heat can be a problem] ...

­  Delrin has a considerably higher RF Dissipation factor than 
polyethylene, but the D factor is not as bad as Nylon.   When a "3kW" 
antenna tuner with a Delrin roller coil was tested at the ARRL Lab, it 
reportedly caught fire at 900w.  

-  R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, 
www.vcnet.com/measures.  
end


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