adding saddles like a muffler clamp helps a LOT also!
Joe WB9SBD
The Original Rolling Ball Clock
Idle Tyme
Idle-Tyme.com
http://www.idle-tyme.com
On 12/3/2011 5:10 PM, Bob Naumann wrote:
> Guy,
>
> So, is what you're saying that the 20m antenna is slipping on the mast? I
> think that you have the 15 on the same mast, but from what you said, it's
> not clear.
>
> To stop it moving, you need to either "pin" it as Dick suggests or increase
> the friction enough between the antenna and the mast.
>
> One way to do this is to add more U-Bolts around the mast. If it's got 4,
> add 4 more - increase the friction.
>
> 73,
>
> Bob W5OV
>
> -----Original Message-----
> From: cq-contest-bounces@contesting.com
> [mailto:cq-contest-bounces@contesting.com] On Behalf Of Dick Green
> Sent: Saturday, December 03, 2011 8:01 AM
> To: Guy Molinari; cq-contest@contesting.com
> Subject: Re: [CQ-Contest] Antenna slippage on mast
>
> Guy,
>
> About the only think you can do in that situation is pin the mast-to-boom
> plate to the mast. Many commercial boom-to-mast plates have a hole for that
> purpose.
>
> BTW, a better place to ask this question is on the Tower Talk reflector.
>
> 73, Dick WC1M
>
> -----Original Message-----
> From: Guy Molinari [mailto:guy_molinari@hotmail.com]
> Sent: Friday, December 02, 2011 12:17 PM
> To: cq-contest@contesting.com
> Subject: [CQ-Contest] Antenna slippage on mast
>
>
> I have a large 20M monobander with a 60' boom. It seems that whenever the
> winds exceed a certain speed I will subsequently need to climb up to 160' to
> repoint the antenna. My 40M 4 el beam doesn't seem to do this. It is
> definately not rotator slippage because the 15M monobander is lined up just
> fine.
>
> Any tips/tricks?
>
> Thanks in advance,
> Guy, N7ZG
> _______________________________________________
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>
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