I'm in the process of putting up a remote receiver for a 440 ham repeater
using a Decibel DB413 dipole array cut for 450-470 MHz. Since
Decibel/Andrew stopped making the 440-450 MHz custom models, I've used the
usual 450-470 split antennas for receive sites, and they've performed well.
I swept
hi,
we have been using surplus GM300 Radios as repeater about one year and have
no problem with it.. very good radios. Either using back to back interface
from ebay or HLNB controller both work great.
We are planning to link our repeaters and need help for interfacing it. I
appreciate if
At 3/22/2009 11:32, you wrote:
The document can be found here:
http://www.broadsci.com/Antenna Sweeps r1.pdf
I get a The file is damaged could not be repaired error.
Bob NO6B
Perhaps the last update on the SCT1000/SCR200 rebuild:
We took the duplexer that we had been using for testing back to the guy who
tuned it. It turns out that it was tuned for another repeater frequency so
we were ok with the setup of the repeater itself. Thanks to Larry and Joe
specifically
Now that you have helped me close out the old Spectrum issues, can anyone
point me to the list of caps and their new values to convert the exciter
board of a Master II station? On the NHRC site I see mention of the need to
change out a dozen or so caps but no other references.
73 de
Morris
n...@no6b.com wrote:
At 3/22/2009 11:32, you wrote:
The document can be found here:
http://www.broadsci.com/Antenna Sweeps r1.pdf
I get a The file is damaged could not be repaired error.
And I get a 404 Page not found error.
Paul
The link is broken if you try to use it as it came through..
the space in the file name is the killer...
http://www.broadsci.com/Antenna%20Sweeps%20r1.pdf
is the correct link
Doug
At 03:31 PM 3/22/2009, you wrote:
mailto:no6b%40no6b.comn...@no6b.com wrote:
At 3/22/2009 11:32, you wrote:
I have come across this filter in my junk box and am unable to find much
information on it. I think it is a Sinclair unit, but does not appear to
be listed in the Sinclair Catalog. I am sure it is a vhf unit but am not
sure of the tuning procedures. It follows a Isolator. Is it a LP filter
or a
No luck accessing the website.
Have you tested the DB420. I know they are pretty broad banded. I have a
damaged one and only the top half is useable. What type of impedence mismatch
am I looking at if I feed the top half at the mid point connector. And it if
is way off, how would I correct
Boy, Yahoo really mangled the URL, even though I put it in angle brackets.
Let's try re-naming the file without spaces, maybe that will work...
http://www.broadsci.com/AntennaSweepsR1.pdf
Bob - the file opened fine for me, both locally and from the web site. I'm
using Acrobat 9.0. The
Jeff;
This is very interesting findings especially in that using
an antenna longer than your freq tends to exhibit down tilt... that
440 use of a 450 antenna seems to be working in the correct
direction. I for one found it very interesting to read
It may be real interesting to see
Jeff ,
I'm interested, however, I can't pull up the website you posted below for some
reason.
Also I'm curious about your findings with regard to using the upper half of
atennas like the DB420 and impedance you are seeing at the mid point connector.
I'm assuming the entire antenna presents
It should work fine. It is at 50-ohms there.
Chuck
WB2EDV
- Original Message -
From: n3dab rb_n3...@tds.net
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, March 22, 2009 3:46 PM
Subject: [Repeater-Builder] Re: Decibel dipole array sweeps
No luck accessing the website.
Have
Page cannot be found using your fixed link.
Chuck
WB2EDV
- Original Message -
From: Doug Bade k...@thebades.net
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, March 22, 2009 3:54 PM
Subject: Re: [Repeater-Builder] Decibel dipole array sweeps
The link is broken due to the space
I'm almost positive that it's a Celwave, not a Sinclair, but I don't
recognize that exact part number. Their tunable low-pass filters (actually
second harmonic notch filters) had part numbers like AF150-T which was for
highband VHF (the 150 being the nominal center of the passbasnd frequency,
That's strange. I'm using Foxfire 3.0.7 and the original link was OK.
Joe
Doug Bade wrote:
The link is broken if you try to use it as it came through..
the space in the file name is the killer...
http://www.broadsci.com/Antenna%20Sweeps%20r1.pdf
For a parallel-fed (aka binary-fed, corporate-fed, etc.) antenna, if all of
the elements are fed in-phase (i.e. the branches in the phasing harness are
all the same length), as it typical with most dipole arrays, there won't be
any uptilt/downtilt as you vary the transmitter frequency outside of
I got the same result. The link was parsed incorrectly. Try this:
www.broadsci.com/Antennasweepsr1.pdf
73, Eric Lemmon WB6FLY
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com] On Behalf Of n...@no6b.com
Sent: Sunday, March 22, 2009
I use a few M-10 with a controller on ebay from MRE and it works just fine.
Peter Summerhawk
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com] On Behalf Of Azam
Sent: Sunday, March 22, 2009 9:53 AM
To: Repeater-Builder@yahoogroups.com
Joe;
The original posted file name had spaces in between Antenna,
Sweeps, and r1 ...and some or all windows client email programs
likley displayed as he sent it... Mine did but I spotted it as it
showed as fractured hyperlink... Foxfire my have corrected it in your
case. When I
Jeff;
What is your thoughts on the radiation launch angle in this
case if beam tilt does not suffer/gain ???
I have a case in point of a wideband 406-470 uhf sinclair dipole
310C4.. on VHF as the elements are larger than vhf needs ??? in other
words using it on both vhf and uhf
The link is broken due to the space in the name...
The actual url is
http://www.broadsci.com/Antenna%20Sweeps%20r1.pdf
Doug
this may be a dup.. my outbound mail seems to be randomly getting delayed..
At 03:31 PM 3/22/2009, you wrote:
mailto:no6b%40no6b.comn...@no6b.com wrote:
At
Doug,
The Sinclair AF-2140 is a VHF harmonic filter that is intended to follow a
ferrite isolator. According to my Sinclair catalog, it comes in two
versions: 132-150 MHz, and 150-174 MHz. It has a 0.1 dB insertion loss and
can attenuate the second harmonic a minimum of 40 dB. It can be tuned
As I mentioned a few minutes ago, there won't be any change in the take-off
angle (beamtilt) for these parallel-fed dipole arrays. However, as you go
lower in frequency, as we typically do when using a 450-470 antenna down in
the 440's, the elements are effectively spaced closer together (in
Jeff is correct. A corporate fed antenna will only start to loose a bit of
gain when you go outside of the band. Obviously you go too far and the
return loss goes sour.
Chuck
WB2EDV
- Original Message -
From: Jeff DePolo j...@broadsci.com
To: Repeater-Builder@yahoogroups.com
Sent:
The group hereby accepts Joe's offer to construct an antenna test range to
conduct pattern testing. What a nice guy! LOL!!
Chuck
WB2EDV
- Original Message -
From: Joe k1ike_m...@snet.net
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, March 22, 2009 4:22 PM
Subject: Re:
Jeff -
When you are testing next time, it might be interesting to see results of a
sweep using some feedline attached to the antenna. I have to wonder what
impact it may (or may not) have.
When you test with your instrument connected to the pigtail, are you
standing right there, or is the
An interesting project, I look forward to reading your report however your
link was incorrectly typed. Here is a corrected link;
http://www.broadsci.com/AntennaSweepsr1.pdf
Gary
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com] On
The link in Doug's email below still has spaces in it (%20 hex ASCII for
space character). Use the revised name I sent out that doesn't have spaces
in it:
http://www.broadsci.com/AntennaSweepsR1.pdf
--- Jeff
-Original Message-
From:
It wouldn't suprise me if the VSWR wasn't terrible since you'd be operating
the antenna at an odd multiple of its original design frequency. However,
the elevation pattern will likely be a mess. In other words, it may look
just dandy on the Sitemaster, but under-perform by a whole lot out in
On a somewhat related notes...I had to do some research on the rare (and not
currently made) down tilt models from db products. I have some paperwork with
measurements and notes on them from their archives.
Not complete or easy to read (originally faxed) but it helps to determine if
you might
In general, the loss in the feedline will only make the return loss look
better. If you have an antenna with a 14 dB return loss at the frequency of
interest at the feedpoint, and connect it to a feedline that has 2 dB of
loss, the return loss will be 14dB + 2 x 2dB = 18 dB looking into the
I have retuned 10+ GE Mastr II exciters - base/moble and have never had to
change a component. Put the ICOM in for the new frequency and tune per the
manual.
I use a Bird milliWatt meter that has a 250 mW full scale and an internal 50
Ohm load to finish the tuning, after going through the
I have done the mod mentioned on several DB-224 antennas by taking some six
inch lengths of an old TV antenna and flattening about three inches on one end
and wrapping the flattened end around the end of the dipole and putting a
machine screw through the flats to hold the extension to the
Using the link Eric posted below, I got the same error message that Bob NO6B
got - file damaged and could not be repaired...
Mark - N9WYS
-Original Message-
From: Repeater-Builder@yahoogroups.com On Behalf Of Eric Lemmon
I got the same result. The link was parsed incorrectly. Try
I'd be interested in seeing what you have. Back in the old days of Decibel,
they would send you good info if you were able to get to the right person.
I haven't had that kind of success since Andrew bought them out.
Just this week I came across a non-catalog Decibel antenna on a tower (the
one
Any one know what or how a kenwood tk-710 is programmed? I have cables for
kenwoods but can't find any software. Thisis an older radio maybe it is
still got crystals? Google is not my friend this time!
Thanks,
Mike Ka2NDW
Mark,
It may be a browser issue. I clicked on the link below, and the correct
page opened. It works fine with XP Pro and IE7. Go figure...
73, Eric Lemmon WB6FLY
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com] On Behalf Of Mark
Re-reading your message about downtilt antennas brought back a distant
memory. I was putting up a new 440 ham repeater, and grabbed a used DB408
out of the stash, checked the tag, and it said 450-470 MHz. A quick sweep
on the Sitemaster looked fine, so off I went.
A few hours later I get to
At 3/22/2009 13:01, you wrote:
Boy, Yahoo really mangled the URL, even though I put it in angle brackets.
Let's try re-naming the file without spaces, maybe that will work...
http://www.broadsci.com/AntennaSweepsR1.pdf
Bob - the file opened fine for me, both locally and from the web site. I'm
A better method might be to actually cut each half of the element at about the
mid-point (not at the bend - at the straight section), then slide some smaller
tubing inside. Slide the element ends in and out while testing and then use
some stainless screws to attach things back together at your
On Sun, 22 Mar 2009 n...@no6b.com wrote:
Well, without a long explanation, I can't view files made for Acrobat
6 later. No way around it unless I want to lose PDF authoring
capability.
Buy a Mac and image the Windows box and use it in a virtual machine.
Then you can author in PDFs and the
OK, that makes sense. It would still be interesting to see if the loss
theory holds true using a known quantity of feedline.
Chuck
WB2EDV
- Original Message -
From: Jeff DePolo j...@broadsci.com
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, March 22, 2009 5:29 PM
Subject: RE:
At 3/22/2009 15:03, you wrote:
I have retuned 10+ GE Mastr II exciters - base/moble and have never had to
change a component. Put the ICOM in for the new frequency and tune per
the manual.
Same experience here, except that if you want to put one on the 144.390
APRS frequency you may find that
On Sun, 22 Mar 2009, Chuck Kelsey wrote:
A better method might be to actually cut each half of the element at
about the mid-point (not at the bend - at the straight section), then
slide some smaller tubing inside. Slide the element ends in and out
while testing and then use some stainless
On Sun, 22 Mar 2009, Jeff DePolo wrote:
the elements are fed in-phase (i.e. the branches in the phasing
harness are all the same length), as it typical with most dipole
arrays, there won't be any uptilt/downtilt as you vary the transmitter
frequency outside of the design range a bit. No
On Mar 22, 2009, at 3:29 PM, Jeff DePolo wrote:
In general, the loss in the feedline will only make the return loss
look
better.
This leads to situations on poorly built systems where an antenna has
gone bad but the feedline is such poor quality, that the transmitter
is still quite
On Mar 22, 2009, at 4:13 PM, Jim Brown wrote:
I have done the mod mentioned on several DB-224 antennas by taking
some six inch lengths of an old TV antenna and flattening about
three inches on one end and wrapping the flattened end around the
end of the dipole and putting a machine
On Sun, 22 Mar 2009 n...@no6b.com wrote:
I have retuned 10+ GE Mastr II exciters - base/moble and have never
had to change a component. Put the ICOM in for the new frequency and
tune per the manual.
Same experience here, except that if you want to put one on the
144.390 APRS frequency
--- In Repeater-Builder@yahoogroups.com, Kris Kirby k...@... wrote:
The results, I would say in practical terms, is that a DB-224 cut for
165MHz isn't a bad thing. You'll experience some uptilt. But matching
the antenna to a 50-ohm transmitter is another issue altogether.
So the question is,
At 15:37 3/22/2009, Kris Kirby wrote:
No way around it unless I want to lose PDF authoring
capability.
Buy a Mac
Actually WordPerfect makes beautiful PDF files and has for years...
--
Dave Gomberg, San Francisco NE5EE gomberg1 at wcf dot com
All addresses, phones, etc. at
On Mar 22, 2009, at 12:32 PM, Jeff DePolo wrote:
The antennas I tested in this first batch are:
DB413, 450-470 MHz
DB408D, 450-470 MHz
DB411, 450-470 MHz
DB411, 406-420 MHz
By the way, I like it, Jeff!
Got any Sinclairs handy for a comparison between common brands?
--
Nate Duehr, WY0X
At 3/22/2009 15:37, you wrote:
On Sun, 22 Mar 2009 n...@no6b.com wrote:
Well, without a long explanation, I can't view files made for Acrobat
6 later. No way around it unless I want to lose PDF authoring
capability.
Buy a Mac
Of all the possible solutions, that is probably the most
On Mar 22, 2009, at 4:40 PM, Kris Kirby wrote:
On Sun, 22 Mar 2009 n...@no6b.com wrote:
I have retuned 10+ GE Mastr II exciters - base/moble and have never
had to change a component. Put the ICOM in for the new frequency
and
tune per the manual.
Same experience here, except that if you
I'm modeling a half-wave dipole with the bottom .25 wavelength (at
145MHz) above zero, with five meters added from the bottom. This
antenna, five plus meters above ground, shows that when
transmitting at
165MHz, the highest point of gain is a lower degree of elevation than
when
On Sun, 22 Mar 2009, rahwayflynn wrote:
I have access to 316 stainless tube am willing to take a shot at
fabricating replacement elements.
Sounds like fun. I think the DB antennas are made from aluminum,
however.
If you're going to be making a DB antenna clone, it makes more sense to
I have a Sinclair 8-bay with half-wave element to mast spacing stored in the
Sitemaster, but it was swept from the far end of 600' of 1-5/8 with a
topside TX-RX crossband coupler. It's spec'ed for 406-512 MHz. I can't
keep track of Sinclair's model numbers, it's probably a SD318-HF2P2SNM,
I don't have any parameters. I was just suggesting this method (lengthening
the entire element) as opposed to adding stubs to the ends of the
elements. Yes, the elements will be closer to each other either way, but
that may be a constraint of the phasing harness. If there was some slack,
the
Actually, years ago I did some really crude antenna test range tests
on an antenna. I brought it up on the roof on a 10 foot mast and
monitored a repeater. Then I tilted the pole back and forth towards the
repeater to see if I could find the major lobe while watching the S
meter on my HT.
Why not just include it with your article already posted? Just add the notes
along with it.
Chuck
WB2EDV
- Original Message -
From: Jeff DePolo j...@broadsci.com
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, March 22, 2009 7:11 PM
Subject: RE: [Repeater-Builder] Decibel dipole
I've had arguments with tower crews about antennas that are too good
when doing a system sweep. They would proudly state that the install
was really good because the Return Loss was 28 dB on a wide band 800Mhz
antenna that was only suppose to be about 14-18dB RL at the antenna.
Turned out to
I got to the page, but the file wouldn't open...
Mark - N9WYS
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com] On Behalf Of Eric Lemmon
Sent: Sunday, March 22, 2009 5:25 PM
To: Repeater-Builder@yahoogroups.com
Subject: RE:
--- In Repeater-Builder@yahoogroups.com, Kris Kirby k...@... wrote:
On Sun, 22 Mar 2009, rahwayflynn wrote:
I have access to 316 stainless tube am willing to take a shot at
fabricating replacement elements.
Sounds like fun. I think the DB antennas are made from aluminum,
however.
Looking for a manual for a Moducom ultra-page 96 pager encoder. Does any one
have one?
I contacted Moducom, no luck. They seem to be like Zetron.
Thanks
-Jason
On Sun, 22 Mar 2009, Jeff DePolo wrote:
Wait. You're saying that a center-fed dipole has a major lobe that's
not exactly perpendicular to the element? Something's amiss.
It's a theoretical antenna over a real ground. In free space, the lobes
are closer to zero, but even over a perfect
Bob,
Paste the link into your location bar then remove the '%20' groups of
characters from the link. The result should look like this-
http://www.broadsci.com/AntennSweepsR1.pdf
Gary
N6LRV
-Original Message-
From: Repeater-Builder@yahoogroups.com
I guess I could, but you'd also see the effect of the crossband coupler,
jumpers, and everything else in-line. I figured I'd start afresh with all
new antennas tested at ground level.
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:repeater-buil...@yahoogroups.com]
On Sun, 22 Mar 2009, Gary wrote:
Bob,
Paste the link into your location bar then remove the '%20' groups of
characters from the link. The result should look like this-
http://www.broadsci.com/AntennSweepsR1.pdf
This works:
http://www.broadsci.com/AntennaSweepsR1.pdf
--
Kris Kirby, KE4AHR
On Sun, 22 Mar 2009, Jeff DePolo wrote:
Wait. You're saying that a center-fed dipole has a major
lobe that's
not exactly perpendicular to the element? Something's amiss.
It's a theoretical antenna over a real ground. In free space,
the lobes
are closer to zero, but even over a
I tried adding length to the tubes on a DB-224A. I sacrificed some DB-420
elements to do it. They fit perfectly. Inside the DB-224A. This was quite a bit
of work. The end results was not favorable. The SWR did not improve by adding
lenght. In fact it got worse. I don't know why. I have not
On Sun, 22 Mar 2009, Jeff DePolo wrote:
Free space doesn't have a ground. Can you disable ground altogether
and see what the gain and pattern is?
Yes. It looks like what you'd expect a perfect antenna to look like.
What does it give you for the gain of a single half-wave dipole with
no
Dave, try down loading a small program called Cute PDF writer...it's
free
and will make PDF's for you. It is set up as a printer but saves them to a
file on your computer.
73 John VE3AMZ
- Original Message -
From: Dave Gomberg da...@wcf.com
To: Repeater-Builder@yahoogroups.com
Sent:
At 3/22/2009 16:23, you wrote:
Bob,
Paste the link into your location bar then remove the '%20' groups of
characters from the link. The result should look like this-
Not the problem. Acrobat 5 is as far as my home system
goes. Unfortunately the full version of Acrobat overrides any Reader
--- In Repeater-Builder@yahoogroups.com, Chuck Kelsey wb2...@... wrote:
... it might be interesting to see results of a sweep using some feedline
attached to the antenna. I have to wonder what impact it may (or may not) have.
...
---
Free space doesn't have a ground. Can you disable ground altogether
and see what the gain and pattern is?
Yes. It looks like what you'd expect a perfect antenna to look like.
What does it give you for the gain of a single half-wave
dipole with
no ground or support structure?
Or Microsoft office has a free plug-in that gives pdf export capability to
office apps.
Chris
Kb0wlf
3185
Btw, my wife is a graphics designer for the local newspaper and has MAC
stuff all over the place but I'm still die hard wintel
-Original Message-
From:
First, I have never played with a DB224. However, I have changed the length
of a DB-212 to get it on 6-meters and it worked fine.
I have heard that people have improved VSWR on the DB-224 by adding bolts
through the ends of the loops to lengthen them. If that did indeed work, I
would assume
I also have used the freeware Cute PDF Writer for a number of years. We used
it in the 1000's at work. Have it on my home computer now that I am retired.
http://www.cutepdf.com/Products/CutePDF/writer.asp
Roger W5RDW
- Original Message -
From: John J. Riddell
To:
n...@no6b.com wrote:
Not the problem. Acrobat 5 is as far as my home system
goes. Unfortunately the full version of Acrobat overrides any Reader
installation. Not Windows' fault, but Adobe's.
I do have a 1 GHz PIII backup system I could put the new reader on if I was
desperate, but not
Bob. Always the trouble maker.
Try this HTML version. It was produced by Microsoft Word which has the most
god-awful HTML generator on the planet IMHO. I make no guarantees as to its
readability.
http://www.broadsci.com/AntennaSweepsR1.htm
--- Jeff WN3A
Well since I don't have access to sweep gear, I will leave it and
just use a BP filter
on the transmit side after the isolator.
Thanks for the help.
Doug
At 3/22/2009 17:44, you wrote:
Bob. Always the trouble maker.
Try this HTML version. It was produced by Microsoft Word which has the most
god-awful HTML generator on the planet IMHO. I make no guarantees as to its
readability.
http://www.broadsci.com/AntennaSweepsR1.htm
Cutting and extending the loops did not work in my case. The SWR went up. I am
useing a DB-224A on 147.225/147.825. The swr on TX is around 2.0:1. Despite
this little problem, the repeater has great coverage.
- Original Message -
From: Repeater-Builder@yahoogroups.com
I had a buddy who did physically lengthen the two ends of each dipole by
cutting them and inserting aluminum tubing and welding the assembly back
together. His brother in law was good at aluminum welding. Again, he did not
change anything in the harness and the antennas work fine now in the
Since the Maratrac radio is basically a Maxtrac with a larger PA, I would
take a look at the 16 pin accessory connector on the exciter/receiver
portion of the Maratrac radio and compare it to a Maxtrac. Without specific
documentation I'm going from memory but there is a Maxtrac configuration
Hey - I thought we were talking about the standard osc/multiplier exciters for
VHF. The only thing I have ever had to do to move a PLL exciter down into the
ham band is replace the aluminum slug in the PLL coil with a ferrite slug. My
installs are non temperature controlled and the temps
I manage to clamp the addition to the element pretty tight with the machine
screw and nut through a hole drilled through both sides of the flattened part
of the addition wrapped around the element. And since only aluminum touches
the aluminum element, I don't see any dissimilar metal problems
We made one back in the '70s from 3/4 inch aluminum angle. We sawed a vee at
each bend point and welded the bent angle back together and made a very stable
element. The dimensions we used were from an old VHF handbook and the elements
were spaced quite a bit farther from the mast than a
Great information.
I was at Ace Hardware today and picked up some aluminum tape to seal an HVAC
duct.
I surprised how sticky the stuff was and you can cut it to fit the joint.
I wonder if this would be any good for modifying a dipole?
I am not sure how it would stand up in the elements
Since there's been quite a bit of talk about extending the elements on
DB224s, I'll throw my experience in. I tried to extend the elements on
a DB420, using the method of adding screws at the bends to lengthen
the elements -- this was a TEST, so I didn't get too worried about
them being
Oh yeah, I forgot. In the end my solution was to just use the DB420 as
it is. It's worked ok. This spring we're replacing it with a Telewave
ANT450D6-9. Yeah, a lot less antenna than the DB420, but it is
designed to cover the amateur band, so we'll give it a go.
On Mar 22, 2009, at 10:26
The dimensions are in the FILES here on the Repeater-Builder list.
http://f1.grp.yahoofs.com/v1/MPvGSaXwn7VidapqNO9aJxssOWkx7N4yimg7VCgz9rDCxTSilYgmOPHi-yTakY_HTGB5tEDhwoOUFpePfhgiw9oi/db-224e-diagram-dz.pdf
With the luck everyone had with Jeff's link, this one will probably not work.
But look
I had to copy the link and paste it into the browser and then go back through
and take out all the spaces that Yahoo added, but with that done I got back to
the doc OK.
73 - Jim W5ZIT
--- On Sun, 3/22/09, Jim Brown w5...@yahoo.com wrote:
From: Jim Brown w5...@yahoo.com
Subject: Re:
At 3/22/2009 20:27, you wrote:
Great information.
I was at Ace Hardware today and picked up some aluminum tape to seal an
HVAC duct.
I surprised how sticky the stuff was and you can cut it to fit the joint.
I wonder if this would be any good for modifying a dipole?
The problem is that the
Cleaning out the fire station storage room, and we have a bunch of stuff for
sale:
(1) Regency H256B field-programmable VHF mobile. Includes short power
cord, mounting bracket, and hand mic.
(1) Midland 70-340B VHF 32 ch 40W mobile. Includes mounting bracket
and hand mic but no power cord.
(1)
Kris Kirby,
This is directed to you: If I have a DB413 and I am going to use it on 441.950
you are saying there will be some down tilt in the pattern?
This doesn't bother me. I am more curious than anything about this antenna
that is due to go up 140ft on a tower in a couple of months.
--- In Repeater-Builder@yahoogroups.com, John J. Riddell ve3...@... wrote:
Dave, try down loading a small program called Cute PDF writer...it's
free
and will make PDF's for you. It is set up as a printer but saves them to a
file on your computer.
73 John VE3AMZ
- Original Message
Gee, look at all the solutions to a problem I said I don't have.
At 21:59 3/22/2009, Larry wrote:
Dave,
The OpenOffice Suite also exports to PDF.
Free .. just download and install. Comes in Windows and Linux versions.
Gee, look at all the solutions to a problem I said I don't have.
At 21:59 3/22/2009, Larry wrote:
Dave,
The OpenOffice Suite also exports to PDF.
Free .. just download and install. Comes in Windows and Linux versions.
try er...@aol.com for the reeds.
Ted Bleiman K9MDM
MDM Radio If its in stock...we've got it!
P O Box 31353
Chicago, IL 60631-0353
773.631.5130 fax 773.775.8096
web http://www.mdmradio.com
email - mdmra...@yahoo.com DIRECT ALL EMAIL
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