[TenTec] Jupiter Autotuner upgrade?

Richards jruing at ameritech.net
Wed Nov 30 16:26:14 PST 2011


Good question, Frank !   My answer is...   "Several."

I did this, myself.  I built monoband dipoles from aluminum tubing. 
Costs is about $60 - $130 depending on size.  Solid as sears and only 
require a single support point (not two like wire dipoles usually use.)

I can slide the telescoping elements inside each other when adjusting 
for low SWR - very EASY and very precise.   See my work here:

http://k8jhr.com/k8jhr_first_002.htm

Click on the white boxes which are links to articles that detail the 
entire project, part by part.   They work swell and tune up quickly.

I took the mast down tonight, and will put up both a 10 and 15 meter 
dipole on the mast tomorrow morning.

Therefore, you can have several solid, single support, tuned monoband 
antennas for way less than the cost of a tuner.  Put two or three on a 
mast,  and you are good to go.

=================== James -K8JHR  ==========================


On 11/30/2011 9:57 AM, Frank wrote:
> Rick - DJ0IP / NJ0IP wrote:
>
>>
>> If I lived on a farm without neighbors, I would have nothing but monoband
>> antennas, all with a perfect match at the antenna.  Gotta win the lottery
>> first before I can realize that.
>>
>>
>>
> How many perfectly matched monoband antenna systems can be built for the
> price of a high power do-it-all tuner?
>
> More basically, how many hams seek out perfectly unmatched multiband
> antenna systrems?  Most of the multiband antenna systems on the market
> seem to offer reaonably good matches to 50 ohm coax.
>
> Lastly, I am pretty sure that internal tuners were not designed (or ever
> will be designed) to allow one to use old bedsprings for an antenna or
> load up aunt Thelmas lawn furniture.
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