[TowerTalk] 40/80m dipole

Tod -MN tod at k0to.us
Thu Mar 25 13:50:51 PDT 2010


Depending on the height he has available consider using a C-pole.
[QST April 2004] and also found in more detail in the new ARRL Antenna
Designer's Handbook.

Tod, K0TO



> -----Original Message-----
> From: towertalk-bounces at contesting.com 
> [mailto:towertalk-bounces at contesting.com] On Behalf Of Dan
> Sent: Thursday, March 25, 2010 9:40 AM
> To: Tower and HF antenna construction topics.
> Subject: Re: [TowerTalk] 40/80m dipole
> 
> I should have mentioned that the 40/80 antenna for my son 
> will be almost vertical. He has a single pulley in a tall 
> tree to suspend the antenna. 
> I agree that the fan dipole or bent full size dipoles would 
> be good solutions but a single 2 band dipole is better suited 
> to his needs.
> Thanks for all the comments. I was hoping to get an 
> inductance value and location in a 90 ft dipole. Antennas of 
> this type are widely available from suppliers but it is more 
> fun to build it and he will be visiting in a week or so. It 
> makes a nice educational project.  I do have an instrument to 
> measure inductance at those frequencies.
> 73, Dan
> 
> Dan wrote:
> > I would like to build and send to my son a coil loaded dipole for 
> > 80/40m. He has about 90 feet space to hang it in. Has anyone 
> > information on loading coil values and placement in the 90 
> ft dipole?
> >
> > Tnx, Dan, N5AR
> > _______________________________________________
> >
> >
> >
> > _______________________________________________
> > TowerTalk mailing list
> > TowerTalk at contesting.com
> > http://lists.contesting.com/mailman/listinfo/towertalk
> >   
> > 
> ----------------------------------------------------------------------
> > --
> >
> >
> > No virus found in this incoming message.
> > Checked by AVG - www.avg.com
> > Version: 9.0.791 / Virus Database: 271.1.1/2768 - Release Date: 
> > 03/24/10 12:33:00
> >
> >   
> _______________________________________________
> 
> 
> 
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk



More information about the TowerTalk mailing list