Cookie
Now switch back to 160m. Don't touch anything. Is your receive level ok? Now 
transmit....Did receive level improve? Did the tuner go back to it's 160m 
setting WITHOUT transmitting at all? Just curious.

Steve
N4LQ
----- Original Message ----- 
From: "WILLIS COOKE" <wrco...@yahoo.com>
To: "WILLIS COOKE" <wrco...@yahoo.com>; <d...@w3fpr.com>
Cc: "callen1155" <callen1...@yahoo.com>; <elecraft@mailman.qth.net>
Sent: Wednesday, February 24, 2010 4:51 PM
Subject: Re: [Elecraft] Thoughts on internal vs external ATU for K3


Well, I switched my 160 inverted L to 15 meters and tried it. The first pass 
through the SWR would jump about every 20 khz and I would need to retune, 
the second pass the SWR stated low as advertised. After a year and a half 
and 7,000 plus Qs I still learn something new about the K3 pretty often. I 
guess most of the time I tune my SteppIR and when I am on 80 and 160 I 
usually am using an amp, so I never noticed. Now it it would self initiate 
the tuning at about 1.5 SWR it would have it all! That all said, the only 
thing left is K3, great rig, KAT3, great tuner, if you don't own one, sell 
your Kaycom and get one!
Willis 'Cookie' Cooke
K5EWJ




________________________________
From: WILLIS COOKE <wrco...@yahoo.com>
To: d...@w3fpr.com
Cc: callen1155 <callen1...@yahoo.com>; elecraft@mailman.qth.net
Sent: Wed, February 24, 2010 3:29:31 PM
Subject: Re: [Elecraft] Thoughts on internal vs external ATU for K3

I do have a KAT3 and have never owned a KAT2 or KAT100. My owners manual is 
the one that came with the K3 in June of 2008. It does not say anything 
except pushing the ATU Tune button. What you say is news to me!
Willis 'Cookie' Cooke
K5EWJ




________________________________
From: Don Wilhelm <w3...@embarqmail.com>
To: WILLIS COOKE <wrco...@yahoo.com>
Cc: callen1155 <callen1...@yahoo.com>; elecraft@mailman.qth.net
Sent: Wed, February 24, 2010 3:09:09 PM
Subject: Re: [Elecraft] Thoughts on internal vs external ATU for K3

Cookie and all,

That is *not* true for the KAT3 (it was for the KAT2 and KAT100).
Look on page 22 of the new owners manual. The K3 saves up to 30 ATU setting 
for both antennas on every band.

However, if you have not yet done so, you will have to do a TUNE at several 
frequencies throughout the band so the settings are recorded. If you change 
the antenna that is connected to either ANT1 or ANT2, you have to do that 
all over again - but once tuned, the settings for that band portion will be 
retained.
Let's see -- 30 settings on a wide band like 80 meters (500 kHz wide), that 
means you can have a different setting for every 16.67 kHz segment of 80 
meters. That should handle even the most narrowband antennas. Similarly 10 
meters is 1.7 MHz wide, so the KAT3 can remember a unique setting every 
56.67 kHz, and on 6 meters (4 MHz wide), every 133.33 kHz. Not too bad. The 
band segment boundaries may not be on exactly the intervals that I have 
stated - I simply divided the width of the band by 30 to get a general idea 
of the spacing, but in any case it should be quite adequate.

73,
Don W3FPR

WILLIS COOKE wrote:
> You don't have to if you go back to the same frequency, but if you were on 
> the cw band and go back to the phone band you might, depending on if the 
> load changes. It does not seem to remember the settings for frequencies 
> within the band, but it is just the push of one button and two or three 
> seconds to tune again.
> Willis 'Cookie' Cooke K5EWJ




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