TIP: Click on subject to list as thread! ANSI
echo: ham_tech
to: JEFF EDMONSON
from: JAMES AESCHLIMAN
date: 1997-07-12 19:48:00
subject: Dipole Antenna with Tasse

>
JE> > JE>Conventional thinking, maybe   But, traps have historically been
JE>used
JE> > JE>-and, they're a compromise.
JE> > JE>
JE> > JE> > Interesting idea, but I've never tried it.  The only thing I've
JE> > JE> > done is 80 and 40 meter dipoles fed with a single coax.
JE> > JE>
JE>
JE> > Very interesting theory.  As I understand it, it's the same as
JE> > having having
JE> > both an 80 and 40 meter dipole on the same coax, except the V is
JE> > about 30 ft
JE> > down each leg of the 80 meter dipole, instead of at the center.
JE>
JE>Don't know what 'V' you're talking about... stretch it out as a normal
JE>"flat-top" dipole or string it as an inverted vee - either way, at 75m
JE>(for
JE>example 3.900MHz) each leg is 60' (468/3.9 = 120 = 1/2 wavelength - each
JE>leg of a dipole is 1/4 wavelength, so 120'/2 = 60').
JE>
Sorry, the V I was referring to is the V the 80 and 40 meter dipoles make at
the center insulator, thus:
                                               /
                                              /
        Viewed from above                    /
                                            /
                                           /      One V
                                          /
                                         /
------------------------------------*****-----------------------------------
                                   /
                                  /
           The other V           /
                                /
                               /
                              /
                             /
The tassels sound very interesting.  Let us all know how it works.
James Aeschliman                 KD7MK
Black Diamond, Washington        bb840@scn.org
                                                                              
 
                          
---
 * VbReader V1.41* Ok, now for a quick backu+A+&2#^1s=
--- WILDMAIL!/WC v4.12 
---------------
* Origin: Lake Sawyer Ski Naked BBS (1:343/6.0)

SOURCE: echomail via exec-pc

Email questions or comments to sysop@ipingthereforeiam.com
All parts of this website painstakingly hand-crafted in the U.S.A.!
IPTIA BBS/MUD/Terminal/Game Server List, © 2025 IPTIA Consulting™.