[AMRadio] New Year's Resolution-Getting Back on AM!


Bob Scupp k5sep at yahoo.com
Tue Dec 26 15:17:31 EST 2006


Geoff-

Oops! Sorry for my misunderstanding you. 

As I get closer to putting up my own Radio Ranch, I
will keep you posted.

Thanks,

Bob K5SEP

--- ARS W5OMR <ars.w5omr at gmail.com> wrote:

> On 12/26/06, Bob Scupp <k5sep at yahoo.com> 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
>
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