[Elecraft] Question on KAT1 Performance

Sandy W5TVW [email protected]
Fri Dec 26 11:00:01 2003


I regularly use my K1 with KAT1  tuner on an "80 meter ZEPP" 
(135' flat-top dipole at 50' between three trees, fed with 100'
of 450 ohm ladderline)  I use a homebrewed 1:1 balun, or sometimes
no balun at all.  It works very well on 40/30/20 and 15 which my K1
is setup for.  I use the same antenna with  a "balanced line"
antenna tuner on 80-15 meters and with an "L" section network
on 160 meters with very good results.  Have worked DL, ZL, VK
on 160 with this combo on 160.  On that band I short the feeder
wires at the coupler and work it as a "T" Marconi antenna against
a 6 wire field of 150' radials.
During last CQWWDX contest, I got very good results with this antenna
and the K1 in QRP class.  Only on a few occasions (in pileups)
did I have to call more than twice.
73,
Sandy W5TVW

----- Original Message ----- 
From: "Kevin F. Glynn" <[email protected]>
To: <[email protected]>
Sent: Thursday, December 25, 2003 9:45 AM
Subject: [Elecraft] Question on KAT1 Performance


| Seasons Greetings and ho ho ho.
| 
| I am purchasing a used K1 with the KAT1 configured for 20 and 40 Meters.  I
| would like to use the rig with a center fed dipole and various loops fed
| with ladderline while working portable.  I'm thinking about using W2DU
| ferrite bead 1:1 choke at the rig's output to the ladderline.  Do you think
| the tuner is capable of working efficiently or am I asking too much of it?
| 
| I also own the LDG QRP Automatic Antenna Tuner (original model) and could
| use that.  Has anyone compared the KAT1 to the LDG QRP Tuner?  Worst case I
| could go with my MFJ-901B T tuner.
| 
| Thanks for your help, I appreciate it.
| 
| 72 Kevin N2TO
| Brooklyn, NYC
| QRP-L #323
| [email protected]
| 
| 
| 
| 
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