[UK-CONTEST] UK-Contest Digest, Vol 41, Issue 31

Geoffg4afj at aol.com Geoffg4afj at aol.com
Thu Jun 1 02:34:02 EDT 2006


 
Hello All,
 
You could overcome the mains cable voltage loss if any by using a step up  
transformer at the remote end.
 
If working on VHF/UHF I would have the linears in the shack 450m away and  
pre-amps if necessary and then use low loss cable back to the shack in the nice  
warm house. Sporadic E on 6m for instance can be so fickle that by the time 
you  had walked to the shack the dx has gone!
 
As an aside is there anyone experimenting with the Kenwood Skylink system.  I 
would be interested in feedback and, of course, there is another possibility. 
 The whole station is 450m away and the THD7 sits on your belt all the  time. 
For those who went to Dayton was their any info on skylink 2?
 
Aside to G3PSM assume you are negotiating with Ofcom to allow the system in  
the UK?
 
 
All in all I would avoid the long walk especially in the middle of a  
winter's night! Remember you'll need some heat so size the electric cable  
accordingly if you intend using electric heating.
 
 
73, Geoff, G4AFJ
 
 
In a message dated 30-May-06 05:02:28 PM GMT Daylight Time,  
uk-contest-request at contesting.com writes:


Hi  all
I have recently moved into a new QTH. Its a good VHF location as its  located 
1,200 Feet ASL with a clear take off North round East to South (Clear  to 
some 90 - 120Km) with a flat take off to the West.

I am planning on  putting the shack in what I call "the top field", which is 
located some 450  Metres from the house. This is the best location, height 
wise, and for  positioning of the masts, as they will be impossible to view from 
all but one  of the neighbours due to the way the land lies. However, 
supplying power to  the shack is going to be a problem...I suspect. 

It seems to me that I  have a number of options, in general:

1. Cable (costly in terms of  Cable...and losses...and equipment what would a 
12 - 20 V Drop do to a Valved  Linear ?)
2. Generator (costly to purchase...and run ?)
3. Relocate the  Shack (costly in terms of Coax Feeders...although I have a 
good supply of used  LDF 4-50, 5-50 and 6-50). 







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