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[TenTec] Low power output on Argonaut V

To: <tentec@contesting.com>
Subject: [TenTec] Low power output on Argonaut V
From: ghoffman@spacetech.com (Gary Hoffman)
Date: Sun Jun 29 12:45:08 2003
I'd start by assuming the internal meter is correct, and look for a bad
connection between the radio and the external tuner, power meter, etc.

73 de Gary, AA2IZ


----- Original Message ----- 
From: "Patrick Gardella" <pgardella@yahoo.com>
To: <tentec@contesting.com>
Sent: Saturday, June 28, 2003 5:03 PM
Subject: [TenTec] Low power output on Argonaut V


> Need some advice from the guru's out there.  Of course, it's Saturday, and
TenTec service is
> closed on weekends.
>
> I've got an Argonaut V.  Been using it fine for a while, keeping my power
level around 5W, but I
> decided to actually up the power to the max to see what it would do.  I
was quite surprised to see
> that I could not get more than 14W out of it above 30m!  This is both with
the built-in power
> meter, as well as an MFJ-949E.
>
> Something isn't right here.  So I checked the SWR was from the rig to the
tuner (since I had a 1:1
> from the tuner on out to the antenna).  I switched into bypassed dummy
load, and keyed up on CW,
> with the power set to max (full clockwise).  It still showed 14W and the
tuner said 1:1 SWR, which
> is what I expected.  But when I use the built in SWR meter (key up, hit
the "split" button), it
> showed an SWR greater than 2.5:1 (pegged the meter).  Trying the reflected
power function ("A-B"
> button), it shows a reflected power of around 7W.
>
> 160m - 18W
> 80m  - 20W
> 40m  - 21W
> 30m  - 20W
> 20m  - 13W
> 17m  - 7W
> 15m  - 12W
> 12m  - 7W
> 10m  - 14W
>
> What's going on here?!?  Help!
>
> 73,
> Patrick N3EO
>
> P.S.  I've done a master reset and I'm using firmware 1.70.
>
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