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Re: Topband: What antenna would you build?

To: topband@contesting.com
Subject: Re: Topband: What antenna would you build?
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Fri, 25 Mar 2022 11:16:09 -0700
List-post: <mailto:topband@contesting.com>
YES!  This is VERY important advice, trumps all else.

And I echo those who have advised to build one vertical radiator with an excellent radial system, and the best RX antenna system that will fit on your property. Most of the arrays others have suggested are not practical on five acres, if for no other reason that a GREAT radial system for each element is critical.

73, Jim K9YC

On 3/25/2022 10:19 AM, Mike Waters wrote:
This is a great piece of advice!!! I would add: check those QRN levels at
various times and on different days.

73 Mike
W0BTU

On Fri, Mar 25, 2022, 10:01 AM Fred Kleber <kleberf@bellsouth.net> wrote:


... before you even make an offer on a piece of property, go there with a
mobile receiver and check to see what the ambient QRM level is.  We have
already read in this group about this very subject from a ham that is
unable to use 160m due to the QRM from pot house grow lights some 3/4 miles
away.  LED lighting is a well known source of QRM.

Certain types of TVs and even solar power inverters can cause horrendous
amounts of QRM which can render top band useless.  It is interesting to
note that there are no FCC  spurious emissions requirements for solar power
equipment.

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