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Old December 13th 03, 10:53 AM
Alexander Schewelew
 
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Hi!
G5RV 80 - 10 Meters (102 Feet)
With 31 feet of Ladder Line.........................$35
Requires Coax from supplied UHF Male connector to equipment.


and symmetrical ATU ..........................$???


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Old December 13th 03, 01:50 PM
Reg Edwards
 
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The G5RV works better by removing all the coax and taking open-wire line of
any convenient length all the way back to the shack. Dipole length can be
increased by as much as 40 feet with benefit.



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Old December 13th 03, 03:08 PM
Mike Coslo
 
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Reg Edwards wrote:
The G5RV works better by removing all the coax and taking open-wire line of
any convenient length all the way back to the shack. Dipole length can be
increased by as much as 40 feet with benefit.


Not much of a G5RV then is it, Reg?

- Mike KB3EIA -

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Old December 13th 03, 08:03 PM
Reg Edwards
 
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Mike sed,
Not much of a G5RV then is it, Reg?

-----------------------

Exactly !

For all-round, multi-directional, multi-elevation, multi-band working, DX
and local, there is nothing better than a random length dipole with a
random-length high-Zo feedline, which is what most people want and which
will conveniently fit into your backyard, plus a simple home-made 1:1 choke
balun on a ferrite ring from your junk box, plus a tuner of some sort.


Without any coax the G5RV fits in there somewhere. A sentiment with which
that grand old English gentleman himself, Louis Varney, would
whole-heartedly agree. Are you hearing me Louis wherever you are? Three
dots for Yes.
----
Reg, G4FGQ


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Old December 13th 03, 08:31 PM
Mike Coslo
 
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Reg Edwards wrote:

Mike sed,

Not much of a G5RV then is it, Reg?


-----------------------

Exactly !

For all-round, multi-directional, multi-elevation, multi-band working, DX
and local, there is nothing better than a random length dipole with a
random-length high-Zo feedline, which is what most people want and which
will conveniently fit into your backyard, plus a simple home-made 1:1 choke
balun on a ferrite ring from your junk box, plus a tuner of some sort.


Hard to disagree, xince that's what I use!


Without any coax the G5RV fits in there somewhere. A sentiment with which
that grand old English gentleman himself, Louis Varney, would
whole-heartedly agree. Are you hearing me Louis wherever you are? Three
dots for Yes.


There seem to be many different antennae called G5RV. I wonder when the
G5RV vertical will come out? ;^)

- Mike KB3EIA -



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Old December 13th 03, 09:19 PM
Cecil Moore
 
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Reg Edwards wrote:
For all-round, multi-directional, multi-elevation, multi-band working, DX
and local, there is nothing better than a random length dipole with a
random-length high-Zo feedline, ...


My non-random length high-Z0 feedline is better, Reg, i.e., NO tuner losses.
--
73, Cecil http://www.qsl.net/w5dxp



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Old December 14th 03, 12:24 AM
Reg Edwards
 
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My non-random length high-Z0 feedline is better, Reg, i.e., NO tuner

losses.
--
73, Cecil http://www.qsl.net/w5dxp


===========================

Cec, I'm very sorry to say your variable length high-Zo line never reduces
SWR down to 1-to-1 as perceived by the transmitter. It's like having a
tuner with only one knob on it.


Of course, your particular PA may have a tuned tank or pi-match in which
case you will have reduced the so-called SWR meter to nonsense for which you
deserve congratulations.


But if the long, thin, twin-wire feedline in your ingenious Z-matcher has a
higher resistance than the shorter, fat, single wire wound around the tuner
coil it replaces then you still have some explaining to do.


On the other hand, considering the economic pro's and con's, and the
poverty-stricken state of radio amateurs world wide, you undoubtably have a
winner. ;o)
---
Your's, Reg, G4FGQ


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Old December 14th 03, 01:52 AM
Lloyd Mitchell
 
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You know I've been watching the posts in this group for over a year now and
no matter what anyone says you guys always have a negative to say about
somebody elses antenna. So may you have a Happy Christmas.

I have attached the writeup from "ol' G5RV himself that was posted on
several websites.

Here is the original article and I still believe that the antenna I
described is very close if not in fact the same construction.

http://www.qsl.net/aa3px/g5rv.htm

Lloyd KD4HTW


"Reg Edwards" wrote in message
...

My non-random length high-Z0 feedline is better, Reg, i.e., NO tuner

losses.
--
73, Cecil http://www.qsl.net/w5dxp


===========================

Cec, I'm very sorry to say your variable length high-Zo line never reduces
SWR down to 1-to-1 as perceived by the transmitter. It's like having a
tuner with only one knob on it.


Of course, your particular PA may have a tuned tank or pi-match in which
case you will have reduced the so-called SWR meter to nonsense for which

you
deserve congratulations.


But if the long, thin, twin-wire feedline in your ingenious Z-matcher has

a
higher resistance than the shorter, fat, single wire wound around the

tuner
coil it replaces then you still have some explaining to do.


On the other hand, considering the economic pro's and con's, and the
poverty-stricken state of radio amateurs world wide, you undoubtably have

a
winner. ;o)
---
Your's, Reg, G4FGQ




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Old December 14th 03, 02:24 AM
Cecil Moore
 
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Reg Edwards wrote:
Cec, I'm very sorry to say your variable length high-Zo line never reduces
SWR down to 1-to-1 as perceived by the transmitter. It's like having a
tuner with only one knob on it.


50 ohm SWR's on all HF bands are less than 1.6:1. The SWR on the ladder-
line is always between 7.5:1 and 19:1 so only one "knob" is needed.
--
73, Cecil http://www.qsl.net/w5dxp



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Old December 14th 03, 05:42 PM
Mike Coslo
 
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Cecil Moore wrote:

Reg Edwards wrote:

For all-round, multi-directional, multi-elevation, multi-band
working, DX
and local, there is nothing better than a random length dipole with a
random-length high-Zo feedline, ...



My non-random length high-Z0 feedline is better, Reg, i.e., NO tuner
losses.


My XYL took a look at that setup, and informed me that that was the
lowest on her list of "allowables" ! 8^)

- Mike KB3EIA -



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