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[TowerTalk] 402CD Heavy Duty Version

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Subject: [TowerTalk] 402CD Heavy Duty Version
From: (Dick Flanagan)
Date: Wed, 24 Dec 1997 13:16:15 -0800
At 12:11 PM -0800 12/24/97, Jan & Del Seay wrote:

>Just a reminder that PVC usually is a poor rf insulator.
>To be sure of the quality of any plastic, cut a small
>piece off and put in a microwave for 3 minutes. If
>it is hot when removed, then it is no good for an
>insulator at rf frequencies.

The purpose of the PVC is not as an insulator, but simply to provide
mechanical crush-resistance to the boom.  Leeson suggest either a 12"
length of wood or fiberglass dowling.  PVC sounds like it might be an
acceptable substitute.

73, Dick

Dick Flanagan W6OLD CFII Minden, Nevada DM09db (South of Reno)

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