Hi Geoff, Do you continue to feed the antenna at the apex, or did you move it?
What do you use for feedline (coax, ladderline, etc)?? Thanks. 73, Mark W1EOF > -----Original Message----- > From: ARS W5OMR [mailto:[EMAIL PROTECTED] > Sent: Tuesday, December 26, 2006 4:15 AM > To: Discussion of AM Radio in the Amateur Service > Subject: Re: [AMRadio] New Year's Resolution-Getting Back on AM! > > > On 12/26/06, Bob Scupp <[EMAIL PROTECTED]> wrote: > > Geoff- > > > > Thanks very much for all the great info on your > > improvements and additions to your G5RV. > > I don't think you understand. I'd -never- use a G5RV antenna. I've > never heard one that I thought was worth of using for a transmitting > antenna. Some people might argue that fact. If it works for them, > fine. I've tried one before, and was never happy with it. > > The antenna I'm talking about, started as a 75m Inverted vee, apex'ed > around 60'. In order to build the loop, I merely closed in the bottom > of the loop. MY Loop is only 240~250 over-all feet long, that is 60' > tall, 120' wide and 20 or so feet off the ground. Shaped like a > Pyramid, or a Tri-angle, the antenna is called a "Delta Loop", and > it's a full-wave length on 75m. Works like a bomb on 75m, and even > better on the higher frequency bands. > > IF I had the room, I'd do the same thing, for 160m, except I'd want > the feed point to be -at least- 120' in the air. > > > BTW- I fully agree with K4KYV's statement about the > > necessity of using a scope to monitor your AM signals. > > That's something else I will have to work on. > > When I get to that point I sure do have a great group > > of AMer's to guide me! > > Otherwise, you never know what's happening in your transmitter. > > There are others that say that monitoring your envelope pattern isn't > good enough, if you have a scope... you should be watching the > Trapezoid pattern, instead. > > Well, I've got a dual-trace scope... I just might start watching both ;-) > > > Hope you (and everyone) had a great Holiday, whatever you > celebrate, if you do. > > > -- > Operating your AM rig without a scope > is like driving our car at night without headlights.(~K4KYV) > > 73 = Best Regards > -Geoff/W5OMR > ______________________________________________________________ > AMRadio mailing list > List Home: http://mailman.qth.net/mailman/listinfo/amradio > Partner Website: http://www.amfone.net > Help: http://mailman.qth.net/mmfaq.html > Post: mailto:[email protected] ______________________________________________________________ AMRadio mailing list List Home: http://mailman.qth.net/mailman/listinfo/amradio Partner Website: http://www.amfone.net Help: http://mailman.qth.net/mmfaq.html Post: mailto:[email protected]
