[Elecraft] RE: Mobile Antenna for KX1

2005-03-04 Thread defagan
I have had success using the Outbacker Outreach antenna with my KX-1.  I just 
screw it into the ball mount on my pickup truck bed when wanting to operate 
portable.  Of course, I do not leave the Outbacker there while moving the 
vehicle as it is 12 ft tall.  It does work better in my application than the 
smaller ham sticks tried earlier.  Just find what works well for you and enjoy. 
Doug
KJ4X


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[Elecraft] Re: Mobile Antenna for KX1

2005-03-03 Thread wayne burdick


On Mar 3, 2005, at 9:59 AM, [EMAIL PROTECTED] wrote:


Any suggestions for antennas to use for a KX1 from a vehicle? Any
experiences folks have would be helpful...72, Ci



Hi Ci,

Operating at 4 watts with a short antenna is a challenge (and loads 
o' fun, pun intended). You'll want to use the most efficient antenna 
that will fit on your vehicle. The longer the better. I've had 
excellent results with QRP using an 8' ham-stick on 40-10 meters. This 
is mostly due to the length. The loading coil is distributed over about 
half the antenna's length, too, an improvement over a small coil at the 
base.


With all such antennas you have to switch elements to change bands. A 
long whip with a large motorized coil is the best way to go if you want 
to avoid this hassle. Or, you can put an ATU like our new T1 at the 
base of the whip.


You may also be able to tune the antenna on multiple bands with an 
in-the-rig ATU, such as the KXAT1. Efficiency will probably be worse 
the farther you go from the whip's resonant band.


73,
Wayne
N6KR


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RE: [Elecraft] Re: Mobile Antenna for KX1

2005-03-03 Thread ron
I use any well made mono bander. I keep extras in the trunk as I don't mind
changing them when changing bands. This eliminates the need for tuner, and
costs much less overall. (20 dollars each for two or three bands).

Make sure (goes without saying) you have a good ground to the chassis as the
car is the other half of the antenna.

Have fun!

Ron
Wb1hga

 
 [EMAIL PROTECTED] wrote:
Any suggestions for antennas to use for a KX1 from a vehicle? Any
experiences folks have would be helpful...72, Ci


 

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Re: [Elecraft] Re: Mobile Antenna for KX1

2005-03-03 Thread Larry Cahoon
You can use the Hustler spider attachment and put up to three coils on the 
same antenna - I've seen it done with as many as five bands covered.


General rule is the higher you can get the coil the better. The down side 
is the higher the coil also put the weight up high and you may need to guy 
the antenna. I usually run two coils on one antenna (40 and 20) on major 
trips and always guy the antenna.


73 de Larry..WD3P in MD
http://www.wd3p.net/


At 10:19 AM 3/3/2005 -0800, wayne burdick wrote:


On Mar 3, 2005, at 9:59 AM, [EMAIL PROTECTED] wrote:


Any suggestions for antennas to use for a KX1 from a vehicle? Any
experiences folks have would be helpful...72, Ci



Hi Ci,

Operating at 4 watts with a short antenna is a challenge (and loads o' 
fun, pun intended). You'll want to use the most efficient antenna that 
will fit on your vehicle. The longer the better. I've had excellent 
results with QRP using an 8' ham-stick on 40-10 meters. This is mostly due 
to the length. The loading coil is distributed over about half the 
antenna's length, too, an improvement over a small coil at the base.


With all such antennas you have to switch elements to change bands. A long 
whip with a large motorized coil is the best way to go if you want to 
avoid this hassle. Or, you can put an ATU like our new T1 at the base of 
the whip.


You may also be able to tune the antenna on multiple bands with an 
in-the-rig ATU, such as the KXAT1. Efficiency will probably be worse the 
farther you go from the whip's resonant band.


73,
Wayne
N6KR


---

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