[TowerTalk] High Power / Low Power ? / better antenna

WA3GIN wa3gin at erols.com
Fri Jan 5 22:26:14 EST 2007


1st get a coordinated freq. pair then go for the most gain antenna with a 
good notch filter to keep the pager systems out of your input freq.,  with 
the most power amp with the least lost coax, top notch controller, UPS, and 
as high up as possible.
----- Original Message ----- 
From: "Randy Molyneaux (ve5 rjm)" <ve5rjm at hotmail.com>
To: <towertalk at contesting.com>
Sent: Friday, January 05, 2007 8:12 PM
Subject: [TowerTalk] High Power / Low Power ? / better antenna


>I was curiously seeking info on a new repeater and came across many sites, 
>and formulas
> and one in choosing the best overall system for the cost. What would it 
> be.....
>
> Let's say in choosing equipment everything is fairly close in camparison.
> 50 Watts (100 % duty cycle)
> Let's not disucss options...especially right now?
> 145 feet of 1/2" coax line...(Minimum loss)
> the question is?
>
> Would you consider an amplifier pushing out 100 Watts at 100 % duty cycle 
> over a 4 bay dipole antenna (8 dbd gain)
>
> or
>
> Would you consider 50 watts over a 8 bay dipole antenna (11 dbd gain)
>
> overall the area within an 60 mile radius is faily flat.
>
> All suggestions are welcome
>
>
>
> 73's
> Randy Molyneaux(VE5RJM)
> Michelle Molyneaux (VE5MDM)
> EchoIRLP Node 1710 & 1858
> EchoLink Node 48431
> ve5rjm at hotmail.com
> http://parc.sasktelwebsite.net
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>
>
>
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