Hi Marc.
Take a peek at these..
http://www.iol.ie/~bravo/r7_vertical.htm
http://www.mrs.bt.co.uk/mrs/r5/
http://www.xs4all.nl/~pa0fri/Ant/R5/onhr5eng.htm
http://www.telusplanet.net/public/telwest/R7/cushcraft_trap.htm
Vy 73
John EI7BA
Marc Tessier - VE3TES wrote:
> Hello once again group, This time I write to you in hopes that someone out
> there has a Cushcraft R7 apart and or down on the ground. Reason I am hoping
> for this is simple, I recently purchased a used R7 from a fellow not too far
> away from me, and after spending 9+ hours yesterday,trying to get the match
> in a somewhat reasonable operational range, I decided to consider the
> inevitable, that the traps have been dismantled and not re-installed
> properly. I now know this to be a fact, because after a quick search through
> the archives here on tower talk, I found a post by the person I bought the
> antenna from dated 2005, where he was looking for similar information I am
> looking for today, dimensions and spacing of all traps on the R7. So far to
> date I have managed to get 20,30 and 40 M to load up inside the bands, all
> others are either just outside or ridiculously way out of band for resonance.
>
> So If you are willing to take some time to go thru each trap I need
> information for, by all means I would be very grateful for your time and
> help...
> Feel free to drop me a line or two, and I can better explain what information
> I require in a greater detail , and save some bandwidth of this reflector. I
> have already touched base with Cushcraft customer support and they no longer
> offer any documentation on the traps for the R5 and or R7.
> I plan on creating a web page or two with this data for use by other poor
> unsuspecting souls that may have either taken their unit apart, without
> paying attention to the details required to assuring proper re-assembly or
> they too purchased a antenna in a similar fashion that I did...
> I would also be interested in hearing from anyone with an R5 on the ground or
> apart, especially seeing as I already have the 20 to 40M traps setup nicely
> now. I am going to assume that, Cushcraft just used similar traps for both
> antennas on like bands.. i.e. 10/12 m traps should be the same on both
> antennas...
>
> Here's hoping someone out there is willing to help me, I really need to get
> this antenna operational. I already have way to much money invested in it...
>
> Marc Tessier - VE3TES
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|