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Re: Topband: Antenna Tuners

To: topband@contesting.com
Subject: Re: Topband: Antenna Tuners
From: Larry <lknain@nc.rr.com>
Reply-to: w6nws@arrl.net
Date: Mon, 15 Feb 2016 05:26:05 -0500
List-post: <topband@contesting.com">mailto:topband@contesting.com>
I have started looking at tuners myself and was mainly interested in auto tuners. There are some that claim to handle the legal limit except for RTTY. I have a Dentron MT3000A manual tuner and it doesn't seem to care. OTOH most of my antennas usually don't need a tuner as I have had solid state rigs since the early 1980's and they are not as tolerant of an SWR above 2:1. I recently switched to a solid state amp which is much more touchy about SWR than the radios. I am thinking the auto tuner may make the amp a bit happier. The choices are few however.

73, Larry  W6NWS

On 2/14/2016 10:11 PM, Robert Harmon wrote:
Jim,

You are undoubtedly going to get a variety of recommendations on a tuner. I guess the first thing to decide is if you really want an automatic tuner. Secondly it if you are going to use balanced line or not. And last but not least power level you will be using. I have a Palstar AT5K which works very well. Rated for our legal limit then some. Easy to tune up and takes full limit easily. It is a manual tuner though. I used a Dentron MT-2000 for years and it had switchable taps on the inductor. There were places where I couldnt get a nice match, needed another tap, hihi. My preference now is the rotary inductors like the Palstars. You can dial in a great
match all the time, no switch settings to contend with.

Bob
K6UJ

On 2/14/16 6:30 PM, Jim Murray via Topband wrote:
Hello all,Would you have any recommendations for antenna tuners? Have been looking at the automatics, Palstar, Mfj, LDG At-1000Proii etc.. Have been using an old Dentron which doesn't have very close markings on the dials and getting tired of turning and adjusting. Another option would be another manual such as the At2k with more precise settings. I do quite of bit of band hopping and even on 160 my Inv. L is perfect on 1.830 but doesn't like going very far either up or down, hence the need for a little tuner loss. The automatics look pretty appealing but would appreciate any opinions from the group.Thanks
Jim/k2hn
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