[Elecraft] cobweb antenna
Chris, G5VZ
chris at g5vz.co.uk
Sat Jun 1 05:46:58 EDT 2013
Greg, all,
I see his web site has now been updated and there are options for
international shipment - I was sure he'd told me he had sold to USA and
Canada in the recent past.
Chris
G5VZ / WG5VZ
On 01/06/2013 03:07, Greg wrote:
> His website says UK sales ONLY.
>
>
> On Fri, May 31, 2013 at 3:04 PM, Chris, G5VZ <chris at g5vz.co.uk
> <mailto:chris at g5vz.co.uk>> wrote:
>
> I don't know exactly what G3TPW is doing these days but M0ZIM is
> selling a commercial cobwebb: see
> http://www.mcr666.com/sales1/ham-radio/4-meter-70-meg-base-vertical-antenna/cobwebb-antenna/
>
> Usual disclaimers - I do have one of these antennas but otherwise
> no interest in the operation. I think Mark will ship worldwide.
>
> Chris
> G5VZ / WG5VZ
>
> On 31/05/2013 22:44, Bill Blomgren wrote:
>
> Exactly - Not sure what is going on with the "commercial"
> version's guy... I suspect that is a side venture, and 'real
> work' probably has him tied up.
>
> It's either that, or he doesn't want to fight with exchange
> rates, shipping out of olde blighty, and all that stuff.
>
> That said.. I'm wondering if there are other baluns that might
> have better performance up as far as say 6 meters... <heh> -
> allowing a 6th band...
> ----- Original Message -----
> From: rckchp at comcast.net <mailto:rckchp at comcast.net>
> To: Bill Blomgren
> Cc: Elecraft at mailman.qth.net <mailto:Elecraft at mailman.qth.net>
> Sent: Friday, May 31, 2013 6:54 AM
> Subject: Re: [Elecraft] cobweb antenna
>
>
> Hello Bill,
>
>
>
> I have no intent to denigrate the design and functionality
> of the "Cobweb" style antenna but.........
>
>
>
> Several years ago I was inclined to acquire the G3TPW
> commercial version of the "CobWebb" antenna, I found the
> website ( www.g3tpw.co.u ) and sent an email asking how to
> order, method of payment & shipping charges, etc. Got no
> response......I thought maybe there was some problem with the
> 1st email attempt so I sent another.....still no response. So
> I sent an inquiry via regular mail, including a self addressed
> (with postage) return envelope......no reply whatsoever.......
>
>
>
> So I can't comment on how well the G3TPW version
> functions......but in consideration of my above described
> experience, maybe you should limit your effort to a homebrew
> version.
>
>
>
> Also, later I had good results with the homebrew version of
> the Buddipole, built from free instructions on W3FF's homepage
> ( https://sites.google.com/site/w3ffhomepage/ ). But back then
> I was doing more portable ops and since the commercial version
> is more sturdy I decided to get one......saw one being offered
> on ebay so I bid and won the auction. Eventually I lost one
> small bit and needed a replacement part so I contacted W3FF
> and got very fast response....even though I hadn't purchased
> direct from them.
>
>
>
> So I've decided customer service is just as important as
> functionality when deciding which products to acquire. Just my
> opinion...............
>
>
>
> Rich K2CPE
>
> K2 #1102
>
>
>
>
>
>
>
>
> ------------------------------------------------------------------------------
>
>
> From: "Bill Blomgren" <billblom at nc.rr.com
> <mailto:billblom at nc.rr.com>>
> To: Elecraft at mailman.qth.net <mailto:Elecraft at mailman.qth.net>
> Sent: Thursday, May 30, 2013 10:27:22 PM
> Subject: [Elecraft] cobweb antenna
>
>
> I'm still in the "pre-purchase" stage.. but I'm sort of
> thinking that the K3
> is where I'm going to end up.. Possibly with the
> preamp...and then there is
> the big problem: what to make it to the air with.....
>
> The idea of starting off with the buddipole system is out
> there - and very
> possible...
>
> I've also been reading up on the plusses and minuses of
> many of the
> alternatives that may be possible in an apartment life...
>
> One is the magnetic loop - which is a tad pricey with the
> vac. variable --
> lots of copper, and the need to tune the thing every time
> you change
> frequency - and not just antenna tuner stuff - as in
> changing the cap on the
> antenna itself. It is a very high q (and thus voltage and
> current)
> critter...Rube Golberg figured out how to do that.. motors
> with long screw
> drives into a sealed box with the cap inside..with very
> high voltages
> there... and thus requiring altitude for safety..
>
> I came across a nifty square thing called a cobweb, which
> is more or less
> semi-flat over 4-5 bands... is very light..and can be made
> of pvc pipe or
> possibly fiber glass because it just has 5 wires in a big
> square.. One
> antenna to cover 20 17 15, 12 and 10 meters sounds
> interesting.. One of the
> designs even works on 6, but has higher losses... (That may
> be the baluns
> they use for a 4-1 impedance match and to go unbalanced...
>
> Has anyone tried one of these critters, and if so, is the
> Elecraft happy
> with it?
>
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
> <mailto:Elecraft at mailman.qth.net>
>
> This list hosted by: http://www.qsl.net
> Please help support this email list:
> http://www.qsl.net/donate.html
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
> <mailto:Elecraft at mailman.qth.net>
>
> This list hosted by: http://www.qsl.net
> Please help support this email list:
> http://www.qsl.net/donate.html
>
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
> <mailto:Elecraft at mailman.qth.net>
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>
>
More information about the Elecraft
mailing list