Topband: Fw: Modeling the proverbial "vertical on a beach"

pat n8vw at linuxcolumbus.com
Fri Aug 15 11:07:57 EDT 2014




I worked a yb long path from w8lt in the 80s through a pileup using 100
watts.  Antenna was a half square at 120 feet across the open end of
Ohio stadium.  Maybe being near a more conductive ground made your
mobile antenna more efficient.  Guess I'm not seeing any magic here. 

N8vw

>On August 15, 2014 9:31:25 AM EDT, k1fz <k1fz at myfairpoint.net> wrote:
>>
>>
>>>I think that  what is being suggested is, that if you have two
>>signals, one
>>> S9 and the other right at noise level. The salt water advantage
>shows
>>up
>>> more on the weak signal. Let us say both increase by 6db the S9
>>signal 
>>> won't
>>> be noticed as louder, but the weak signal will now show clearly
>above
>>the
>>> noise, just like turning on a light. Even though BOTH have improved
>>by 
>>> 6db.
>>> 73 Clive GM3POI ( by The Sea)
>>
>>From my experiences, Jeff, and Clive have come very close to similar
>>
>>Years ago after working VK6LK long path on 75 meters from the home
>>station, 
>>and wondered if I could work him mobile.  I drove toward the boat
>>launch 
>>area  in Belfast, Maine some three miles distant, he was not readable,
>>but 
>>was "in there".  Backing the old 1998 Chevy pickup down to the waters
>>edge, 
>>there he was, coming up, up out of the noise. Was careful not to make 
>>contact with the salt water, as the truck already had enough rust.
>Made
>>the 
>>QSO with 100 watts as witnessed by Norm K8TVD who was on frequency.
>The
>>
>>automatic antenna tuner was making corrections, but going a very short
>
>>distance from the waters edge made a read/no read difference. Belfast
>>bay 
>>does extend East from the boat launch location.
>>
>>73
>>Bruce-K1FZ 
>>
>>_________________
>>Topband Reflector Archives - http://www.contesting.com/_topband



More information about the Topband mailing list