This link shows a schematic of this thing. (Assuming it's the same as
the packaged version.)
https://tinyurl.com/3pkvzdft
Jerry, K4SAV
On 10/9/2022 10:59 AM, Tree wrote:
Looks like there is a low cost version of the ANC-4 and MFJ-1026 type of
noise eliminator available on Amazon of all p
I think you would be better off using a different antenna. Gain of that
antenna on 17.2 kHz will be much less than -100 dBi. I can't give you
an exact number because EZNEC doesn't display numbers less than -100
dBi. That antenna passes the -100 dBi mark at about 100 kHz.
Jerry, K
s the vertical at all elevation angles. I
trust W8JI's information because of his experience and his attention to
detail when running tests like this. NEC is not telling you the whole
story.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
n of where on this planet you live Some people get the
benefit, other don't. Antenna polarization is important when
interacting with the effects of Earth's gyrofrequency,.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
best antenna books I have. He contributed a lot of
knowledge to the ham community, especially to low banders. He will be
sorely missed.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
r trouble when running DC
down a low signal level cable.
Jerry, K4SAV
On 10/4/2020 6:47 PM, donov...@erols.com wrote:
Hi Mark,
It can be very challenging to reduce common mode adequately to preserve
the directivity of low signal level antennas such as the YCCC 9 circle.
My preferred appro
not register when
I wrote my message. Many people that have been on this list for a long
time probably remember when for sale listings were even encouraged.
It's easy to remember the old days, but not so easy sometimes to
remember that now those listings are no longer allowed.
Jerry,
I just looked thru a bunch of old Topband messages and found 130
messages pertaining to FOR SALE items. Many of those were when the
forum was under different management however. Perhaps it is time to
reissue the guidelines on FOR SALE items.
Jerry, K4SAV
_
Searchable
y its
characteristics with what you are hearing at home. You don't want to
send the power company to fix something that is not your problem. I
often find lots of noise sources that I don't hear at home.
Jerry, K4SAV
_
Searchable Archives: http://www.contesti
Another thought.
Changing to a good ground system with a good choke at the antenna
feedpoint will make your vertical omnidirectional, but that may not
solve the noise problem,. You may need a directional receiving antenna
to reduce it.
Jerry, K4SAV
On 5/6/2020 8:00 AM, K4SAV wrote
n the ground as receiving
antennas, you may be interested in reading the results of my experiments
here:
http://lists.contesting.com/archives/html/Topband/2018-08/msg00019.html
Jerry, K4SAV
On 5/4/2020 3:57 AM, Chris Moulding wrote:
I've developed a High Z Antenna Amplifier for 160m
en NEC2 and NEC4 for
all situations. I only examined a couple of particular BOG situations
where I was able to get the same answer in NEC2 as someone else got in
NEC4. In those cases either both answers are correct or they are both
wrong.
Jerry, K4SAV
On 3/25/2020 11:17 AM, Grant Savier
lations for a BOG in NEC2 and the
results never agree with measurements. I keep looking for model patches
that may allow some useful information to be obtained from simulations.
Jerry, K4SAV
On 3/24/2020 9:46 PM, Michael Tope wrote:
Dan,
Reading that QRZ.com thread you linked to and reflecting
bottom of the main page.
Jerry, K4SAV
On 1/24/2020 8:43 AM, Artek Manuals wrote:
Thanks...I did not know that. I am running Eznec+ 6.0 here which is
based on a version of NEC2 but the GUI doesn't address RDF ( will have
to give Lewellyn a poke about that 8^)
Dave
NR1DX
On 1/24/2020 9:
't
have any success trying to rename a Beverage either.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
that.
Using NEC to estimate the total inductance needed for each band is about
as good as you can do. You will have fun experimentally determining how
well it works if you ever get it built. You will need another antenna
for comparison.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
tp://lists.contesting.com/archives/html/Topband/2018-08/msg00073.html
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
stations close
enough to forward bias the limiter (even by the smallest amount). If
that happens all kinds of intermod products will show up on receive.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
Don't worry about feedline loss for a Beverage. A few dB loss isn't
going to make any difference at all. You can worry about feedline loss
for transmit antennas, not for receiving antennas.
Jerry, K4SAV
On 9/19/2019 10:17 AM, Kevin Shea via Topband wrote:
I have read that the s
same thing during a major contest when there are
stations working the band during the day (usually multi-op class stations).
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
and mainly listen to what others have to say on the
subject.
Note: Most people on this forum include their call sign in their messages.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
over a wide bandwidth.
Jerry, K4SAV
On 8/25/2019 12:31 PM, Mikek wrote:
I have never modelled an inductively-loaded Beverage, but my intuition
is that it will not perform any better than an unloaded wire of the same
physical length.
I haven't modeled for 10 years and even then I was in the da
ar measurements. I get the
feeling that I am the only person to ever make these measurements.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
ng read is this interview with Harold Beverage. It's long
but interesting.
https://ethw.org/Oral-History:Harold_H._Beverage
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
end into
the receiver. It was unidirectional just simply because of the losses of
the wire laying on the ground. The idea then was we put stuff on wires
at the northeast end. There was a resistor equal to the impedance of the
antenna to make it unidirectional. You had but one wire I think."
.
When I was doing these tests I was using WSJT-X in FT8 mode on 160
meters. I was using version 2.0.0, which was the latest version at the
time.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
DXCC race so I don't have an
opinion there. I love working DX on 160 but collecting cards was no
fun. So years ago I decided to only do the fun part. I compete with
myself, no one else, and I don't get bragging rights, but I don't do
this for bragging rights.
Jerry, K4SA
en using a 450 ft BOG for
years. That info was learned from his article where he examined what
happened when part of it got buried.
It should be an interesting experiment to see how your 600 footer works.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband
f the total stuff in the passband
and that total is just a little more than his signal alone, so -1 dB now
makes sense. This seems to work and it works on other FT-8 signals as well.
Jerry, K4SAV
_
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using S/N numbers as a
measure of antenna gain.
Jerry, K4SAV
_
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s. And don't aim it at your house and don't run it close to the
house.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
o processing or noise
limiting or blanking.
If anyone else has run similar tests. I would love to hear about it.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
h than predicted. I find it frustrating that I can't
simulate any reasonably believable performance of a BOG. Measurements
have to agree reasonably with simulations and I have yet to make that
happen.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
le was tested on the ground at various times over a one
month period and never moved. I can only guess that must have been due
to variations in ground moisture content.
I was also trying to use that data to help explain BOG performance, but
I didn't have much success.
Jerry, K4SAV
___
nd they
had already disconnected the surge suppressor. Best repair time ever.
I use an MFJ-856 to get close and a homebrew ultrasonic detector to
identify the exact component on the pole. MFJ also now makes an
ultrasonic detector, the MFJ-5008.
Jerry, K4SAV
_
Searc
have helped a little.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
Although I have finished my FT8 testing, there is one final thought I
would like to leave with you, and also to correct one statement I made
earlier. Someone thought FT8 measured the noise in the interval when
the FT8 signals were off, and I replied that would result in a real S/N
number. Tha
rning DX that I have been missing and all you other guys
have been getting. (CW of course)
Jerry, K4SAV
On 12/21/2018 5:11 PM, K4SAV wrote:
Yesterday I said " I don't have a measurement with the results of
that showdown of CW versus FT8 in dead band conditions but the answer
wo
is causing FT8 to not decode anything.
So I consider this test pretty much unsuccessful. If anyone else runs a
similar test please post the results. I will try again. I know this
isn't a top priority question for most people, but curiosity gets to me
sometimes.
Jerry,
at's not normally done. That would
cut into CW's advantage obtained by using a narrow passband. I don't
have a measurement with the results of that showdown of CW versus FT8 in
dead band conditions but the answer would be interesting to know.
Jerry, K4SAV
_
those results.
Jerry, K4SAV
On 12/19/2018 9:57 PM, Joe Subich, W4TV wrote:
Is the definition of "noise floor" being changed for FT8?
WSJT-X (and WSJT before that) defines noise as the integrated value
of noise (noise power) across the 2500 Hz (approximately based on
the receiver
in a narrow bandwidth. Is the definition of "noise floor"
being changed for FT8?
Jerry, K4SAV
On 12/19/2018 7:27 PM, Joe Subich, W4TV wrote:
On 2018-12-19 4:28 PM, K4SAV wrote:
> The official documentation for FT8 says it will decode signals 24 dB
> below the noise floor.
an do any
operating.
At least I now know more about FT8 than I did before starting this
exercise. Learning stuff is never boring and it killed some time, and
my big incision feels a little better.
Jerry, K4SAV
_
Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
d fed
long wire. Hey it works. "
Back many years ago I did the same thing. Well, I knew better but I had
this flash of stupidity overcome me and I wanted to use it while it was
fresh. I blew out all the horizontal drivers in the big projection TV set.
Jerry, K4SAV
On 12/17/2018 8:
Here is an interesting pdf document including information on the effects
of Earth's Electron Gyrofrequency on 160 meters.
The 160-Meter Band: An Enigma Shrouded in Mystery
http://solar.spacew.com/cq/cqmar98.pdf
Jerry, K4SAV
On 11/24/2018 5:08 AM, Steve Ireland wrote:
Hi Frank (and
o compared the performance of these BOGs to my phased EWE array.
The EWEs have a better S/N but not by a huge amount. Pattern for the
EWEs is much cleaner with much deeper nulls. Incidentally, I just
modified my 4 direction EWE array to 8 directions and it will be
interesting to see how that pe
irections. That's the way all commonly used receiving
antennas work. If you have a single man-made noise source, an antenna
that nulls that direction may improve S/N, but generally won't have much
affect on atmospheric noise.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
wide passband when making comparisons (if they really do make
comparisons). For low level CW I usually use 150 Hz, sometimes a little
less if there is QRM.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
knows nothing about the effect of Earth's electron
gyrofrequency. That varies a lot depending on where you are located on
this earth. Analysis is nice and easy but you have to include everything
for it to simulate the real world, and the real world on 160 is very
complicated.
Jerry, K4SAV
ees to that station and that is the direction to the mixer. That
direction passes very close to my tower so I was expecting to maybe see
some change in the 80 meter problem when I put that strap on the
rotator, but it didn't happen.
Jerry, K4SAV
On 11/5/2017 5:45 PM, k...@voyager.net w
twisted (not braided) stranded tin
plated wire, very flexible. Length is about 16 inches.**
**
**Special thanks to Lloyd N9LB and Hank K7HP who had the correct answer.**
**
**Jerry, K4SAV - happy camper*
On 11/2/2017 5:27 PM, K4SAV wrote:
Likely all the spurs you see on 160 that are caused by AM
a much lesser degree.
I have a good homebrew high pass filter for my receiving antennas, 60 dB
minimum. I put a 90 dB notch on the frequency of that AM station nearest me.
Jerry, K4SAV
On 11/3/2017 8:46 PM, k...@voyager.net wrote:
Jerry, et. al.,
I didn't have the problems from my own in
ytime only.
Interesting video by N8PR, but he is fighting a different problem from
what I have,
I do not have a strap around the rotator. That's worth a try. Thanks
Lloyd and Hank.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
t the control box?
73
Frank
W3LPL
- Original Message -
From: "K4SAV"
To: topband@contesting.com
Sent: Thursday, November 2, 2017 2:40:49 PM
Subject: Topband: Rotator creating spur on 1820
I have a problem for which someone on this forum has the solution. I
know that because I
that
rotator cable against it picking up max signal from that cable (also
radiating it to my other antennas). No, the XM-240 is not used on 160
(except to find the source of this problem).
The rotator is a Yaesu G-2800DXA.
Jerry, K4SAV
_
Topband Reflector Archives - http:
receiving antenna is my phased
EWEs but those were pointed at 45 degrees off them, so that's a 3 dB
signal to noise loss, and the BOG was better.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
I checked AA1K on 160 at various times. Before the event he was about
S1. During the event he climbed to S9+10. There were lots of other
strong signals too. Here in north Alabama they said 97% coverage but it
looked to be less than that to me.
Jerry, K4SAV
_
Topband
mmend tuning around with that bandwidth. Radio dial frequency
can be anything that gets the signal in the bandwidth.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
been on for two weeks. I never heard anything. Unfortunately all
electric fence chargers aren't like that.
Jerry, K4SAV
On 12/9/2016 12:52 PM, cqtestk4xs--- via Topband wrote:
Funny thing about electric fences...
I lease out 9 acres of my property in KH6 to a farmer who has an electric
ing either CW or CW reverse settings. Amazing
again!
I don't know if this info was in the instructions on how to operate this
mode, or not, but it's obvious I don't follow instructions very well.
Thanks to all that replied.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
mode and it would not decode it. Tried both sidebands. Also tried all
the other modes in WSJTX. WSJTX decodes the JT65 close to that
frequency OK. Rig clock is synced to the correct time using Dimension 4.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
I goofed with those gain numbers. Forgot to do the average gain test in
EZNEC. The program was making big errors due to too many segments.
The real answer is that there is only 2.4 dB less gain for the
horizontal loop.
Jerry, K4SAV
On 9/30/2016 9:50 AM, K4SAV wrote:
A small loop mounted
laced horizontally at 10 ft above average ground should have a
peak gain of about -44 dBi at 44 degrees elevation on 160 meters. The
same loop mounted vertically with the top of the antenna at 10 ft
(either apex up or top flat) should have a gain of about -25 dBi.
Jerry, K4SAV
On 9/30/2016 8:
ull in the back half of the pattern. I got 1 dB less
forward gain that he did and the RDF was 12, same as he got. Close
enough for me.
Jerry, K4SAV
On 5/14/2016 5:37 PM, Carl Luetzelschwab wrote:
Mike W0BTU commented:
"But I thought that it was a well-established fact that NO antenna mo
I sent this message to K9LA, then it occurred to me that maybe I should
sent it to the group also. So here it is.
I agree that BOGs are not well understood. What started this whole
process of comparison of measured data to NEC predictions was the fact
that with simulations I found a way of im
DF for a 450 ft BOG. The real question is
what is the actual pattern?
Jerry, K4SAV
On 5/13/2016 3:40 PM, Carl Luetzelschwab wrote:
With the recent thread of modeling BOGs, I hope those interested in this
endeavor read Rudy N6LF's article in the June 2016 QST. In the article he
compare
for 80 meters. Duplicating that
result required placing the wire height to 0.25 inches. Wire actual
height was 1.5 to 2 inches.
Jerry, K4SAV
DATA:
Current measurements on a 364 ft BOG. Height above ground estimated to
be 1.5 to 2 inches, lying on the top of short grass mowed just before
, and obtaining experimental
data is a slow process.
K2AV recently posted a couple of interesting topics on BOGs, one on Apr
15 and another one today.
Jerry, K4SAV
DATA:
Current measurements on a 364 ft BOG. Height above ground estimated to
be 1.5 to 2 inches, lying on the top of short g
onder! Check that weather map link above.)
And of course, Google Earth has good aerial views of all the rare DX
locations active right now.
Good luck to all the guys on Heard Island.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
saw a spot for them on 1824 kHz from a
JA. I was really expecting them to be on 1821.5. I was hoping it
wasn't the guy from 40, but it didn't matter. I never heard a peep,
same as the previous last two nights. I only need Tonga on 160 and this
one is looking slim.
Je
meone that didn't know anything.
Jerry, K4SAV
On 1/26/2016 3:51 PM, Steve Jones wrote:
http://dxnews.com/vp8sti-south-sandwich/
Steve WS5W
On Tue, Jan 26, 2016 at 3:48 PM, Dave Blaschke, w5un wrote:
Where is this "camp dismantled" news posted?
Dave, W5UN
On 1/26/2016 9
W.
Jerry, K4SAV
_
Topband Reflector Archives - http://www.contesting.com/_topband
x27;s very unusual here. The piles were huge as you know.
The first day he was on 1826.5 listening UP and working mostly NA but he
also worked a bunch of JAs. I was wondering how he did that but now
maybe I have a clue.
Jerry, K4SAV
On 1/15/2016 8:11 AM, Les Kalmus wrote:
Apparently, the
I forget to add that the EZNEC simulation showed the gain of this loop
to be about -10.8 dBi on 1.8 MHz. Matching network loss not included.
Jerry
On 11/15/2015 10:46 AM, Tom W8JI wrote:
His 400W TX power will likely be ~10 watts ERP if he does a good job
on construction. 390W will be nothi
s are in the UK.
Jerry, K4SAV
On 11/15/2015 9:29 AM, K4SAV wrote:
I forgot to mention. 10 ft diameter loop is about the smallest loop
that will tune with your 1000 pf cap. A 10 ft loop needs 843 pf. Use
2 inch diameter pipe and you need 982 pf. You can see that with
AA5TB's calculator
I forgot to mention. 10 ft diameter loop is about the smallest loop
that will tune with your 1000 pf cap. A 10 ft loop needs 843 pf. Use 2
inch diameter pipe and you need 982 pf. You can see that with AA5TB's
calculator.
Jerry, K4SAV
On 11/15/2015 9:18 AM, K4SAV wrote:
I like t
z
Cap voltage = 10 kV peak with 400 watts applied
(That will get much higher if you improve the efficiency)
You would have to model it in NEC and calculate the near field to get
the safe operating distance.
Jerry, K4SAV
On 11/15/2015 6:59 AM, jonathan white wrote:
Hi I am in a bit of trouble I wi
them. Current problem is foxes. They love duct seal.
Jerry, K4SAV
On 11/13/2015 1:07 PM, K8MFO--- via Topband wrote:
Those of us who live in the middle of a forest are used to rodents chewing
automotive wiring.Much of the insulation these days is "soybean
based", which appeal
depends on antenna details. Sounds like you made a more
efficient coil and the SWR went up, which it should.
Jerry, K4SAV
On 6/6/2015 7:49 AM, Max Cotton wrote:
I have an inverted L antenna resonant on 80m, I decided to add a loading coil
to the base to bring it on frequency for TopBand. I wound
ng to be a slam-dunk.
Jerry, K4SAV
On 1/21/2015 7:30 AM, Herbert Schoenbohm wrote:
EP6T was easy to work on 160 meters last night perhaps due to some
equatorial skewing and some skilled operators who had a NA set aside
on 1828. without this breaking the EU wall would have been
impossible. T
Merv if you look at a gray line map you will see that the path from New
Mexico to FT5ZM at 1350Z is in the gray line while at the same time its
three hours after your sunrise. Also after sunrise for most of eastern US.
Jerry, K4SAV
On 1/27/2014 9:50 AM, Merv Schweigert wrote:
Now thats a
The carrier on 3501.6 was off this morning (I don't know for how
long). It just came back at 1355 UTC. No RTTY at the beginning.
That's twice with no RTTY at the beginning and once with RTTY.
_
Topband Reflector
This is looking like somewhere near the Florida/Georgia border,
Jacksonville, Fl to Brunswick, Ga area.
_
Topband Reflector
It's very strong here. On a vertical it is running S9+10 to S9+15 on
peaks with QSB taking it down to S9. As I posted earlier it was running
S1 to S7 at noon. That was due to QSB. I can hear it all day long.
I can tell it has a lot of multipath right now. In the null of my
antenna it flut
For anyone doing plots, I'm at
34°33'49.68"N, 86°55'4.83"W
Plug that into Google Earth's "fly-to" box and you can see my house, if
you like.
Jerry
On 11/2/2013 7:23 PM, K4SAV wrote:
Well darn. The signal on 3501.6 stopped at 2301 UTC. I thought may
Well darn. The signal on 3501.6 stopped at 2301 UTC. I thought maybe
it would have some RTTY when it came back on like it did last time
(maybe with a station ID), so I recorded it. It didn't. It just
started up with a constant carrier. It came back at 0011 UTC.
It's at S9+10 on my vertica
The signal on 3501.6 seems to have some significant power behind it. At
noon (1700 UTC) it is running S7 to S1 (QSB) on my vertical.
There is also an unmodulated carrier on 10.5048 MHz, but not very strong
(at noon). 3501.6 x 3 = 10.5048
Jerry, K4SAV
On 11/2/2013 9:52 AM, K4SAV wrote
candidate (with a little
measurement error).
A measurement from Florida would be interesting.
Jerry, K4SAV
_
Topband Reflector
hours before sunset. I listened for a while on AM but never heard
any modulation.
Jerry, K4SAV
_
Topband Reflector
top of the station the DX is trying to work. This guy is on
the #1 honor role, and he isn't the only one that does this. I guess he
figures if he makes himself enough of a pest, that the DX station will
work him just to get him out of the way.
Jerry, K4SAV
On 11/13/2012 1:29 AM, Jim
17 dB. The front to rear is
15 dB. The nulls at 90 degrees off the forward direction are down about
30-35 dB.
Jerry, K4SAV
___
Topband reflector - topband@contesting.com
K4SAV wrote:
Compare that to a 1 wavelength Beverage which is about 7.9 dB.
Sorry, I gave the number for a 1/2 wavelength Beverage not a one
wavelength. The one wavelength Beverage is 8.6 dB and the 1/2
wavelength Beverage is 7.9 dB.
Jerry, K4SAV
some common sense in
junction with these numbers.
Jerry, K4SAV
___
Topband reflector - topband@contesting.com
NEC doesn't allow you to see the actual current
at the ends of the source). But why bother, most people know the answer
anyway. The problem is just understanding what the numbers mean that
the program is giving.
Jerry, K4SAV
___
UR RST IS ... ... ..9 QSB QSB - hw? BK
ifference to be small but never zero (unless
the current distribution on each side of the antenna is symmetrical).
This is the information Bob was missing.
Jerry, K4SAV
___
UR RST IS ... ... ..9 QSB QSB - hw? BK
ative terminal of the battery and then measure the
current out the positive terminal of the battery. If you don't get the
same answer, you have a measurement error.
Jerry, K4SAV
___
UR RST IS ... ... ..9 QSB QSB - hw? BK
en any
common darkness hours between Alabama and 9M0, although there is a few
minutes of common twilight.
Jerry, K4SAV
Alabama
___
UR RST IS ... ... ..9 QSB QSB - hw? BK
uits pcb and they
> work well, needs a small parabolic dish and piezo electric detector at its
> focal point.
> Also I should mention that Jerry K4SAV has designed some improvements in
> sensistivity and mixing if needed.
>
This is a very useful device at pinpointing a proble
At the end of one year I had 135
with a 45 ft high inverted L (from Alabama). However those weren't
confirmed in that length of time. I have high power and a good
receiving antenna. It's tougher for the 6 land guys though.
Jerry, K4SAV
___
UR RST IS ... ... ..9 QSB QSB - hw? BK
sults,
depending on the chokes used on those other antennas.
Jerry, K4SAV
>
___
UR RST IS ... ... ..9 QSB QSB - hw? BK
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