Our club's 1151-2 Station Master was installed professionally in 1990
and is still going strong. No SWR problems at all and excellent wind
rating. I'd highly recommend you spend the extra $150 for a top
notch antenna.
--- In Repeater-Builder@yahoogroups.com, Sean Fitzharris [EMAIL
must realize is that the
problem goes much deeper than that. For a repeater to work properly, you
will have to consider the other pieces of the pie like what radios you
want to use, duplexer, feedline and antenna. Give us more information
and maybe we can help you better.
73, Tony W4ZT
synchronize the clock to GPS time... but that's a whole new topic!
It would be more cost-effective to put an 120 VAC input on the controller
for the purpose of picking off the 60 Hz reference. Ever wonder why your
50 year-old AC-powered clock keeps perfect time (between power failures,
Has anyone had success in getting one or more of the national tower
companies, such as American Tower, Crown Castle International, Global
Signal, or SBA Communications, to provide gratis tower space for their
club's ham repeater? If so, how did you do it?
If not comfortable posting a reply in
Original Message
This might be worth reading. I never thought our repeaters were
operating from Russia!
73, Tony, K3WX
Original Message
Subject: R: Repeater or Russia?
Date: Sat, 21 Oct 2006 16:55:49 +
From: [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
CC
Uniontown Amateur Radio Club (W3PIE) received ours friday last week. It's a
shame that an order placed in mid February took until last week to get
confirmation that our stuff had been received by Dayton Flea Market
Committee. . . . .
- Original Message -
From: mch [EMAIL PROTECTED]
probably missing
something basic but thought I'd ask anyhow.
Tony
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I have done many of these in the past. With a Phelps Dodge Miniplexer they
made great full duplex ham phones in the 70s and 80s. Somewhere in my
garage, I have a 558 built up as an emergency repeater.
Its as simple as eliminating the switching transistor that turns off voltage
to the
Yup.. that schematic, the parts layout, the parts list and photographs I
took of both the UHF and VHF units are on my web page at
http://w4zt.com/zmatch/ and were posted here 1/25/2006.
73, Tony W4ZT
John J. Riddell wrote:
This may already have been sent but here it is again
having problems with temperatures inside
the circuitry rising after the power and fans were turned off
Tony
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of the so called modern day computers. Nothing
like pulling unfiltered air in through every opening including disk
drives etc!
73, Tony W4ZT
snip
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, never let it compact folders while you are on line.
Always select the off line button (lower left corner in my
configuration) before compacting folders.
Filters work just fine and the smart Junk and Scam sensing works pretty
well too. It learns from you.
73, Tony W4ZT
Bob Dengler wrote:
At 4
Hello Frank:
Nice site. What was very interesting was the chair behind the Collins
op position. We have the same set in our kitchen! I believe it was
from a Vermont Pine Company no longer in business. Our set was at least
40 years old! Good stuff.
Ciao, Tony, K3WX
frankipmc wrote:
Hi
Thanks for the link. I do not know what it is but I need a ballpark figure
to design around. Its already installed but I have no idea what it is, I
have not seen it yet. Its for a receiver link between two parts of a
multicoupler between two buildings. The run is around 500 feet. I am
Can someone estimate for me, the approximate loss of typical half inch cable
TV hard line at 450 mHz?
tnx
td
wb6mie
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Two dots don't work... try one:
http://www.hamtronics.com/r121.htm
73, Tony W4ZT
Mark A. Holman wrote:
For some strange reason I cannot access their web page are they down 4
updates ?
I did all the settings check.
mark holman
Paul Yonge wrote:
Hamtronics has an R121 Aviation
barely managing to survive.
Take a walk in his shoes before you toss too many rocks... but if you're
going to toss them, toss them at me, not him... he was doing the best he
could with what he had.
73, Tony W4ZT
Kevin Custer wrote:
Jim B. wrote:
The Homeland Security Department has
find such words as Pearlington or not come back
Tony
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. The high voltage dummy
load can KILL you if you get into it.
73, Tony W4ZT
Mike Morris wrote:
Years ago I saw a homebrew version of that:
Twenty tungsten auto headlights in a metal box, with a switch
for each bulb, and a couple of heater blowers. Bulbs were
50 cents at the auto junkyard, as were
More details at http://wa6tdd.tripod.com and it's really
worth reading. And wait for the photos to load - they are
worth it as well (just for the photo of WA6ITF 40 years
ago). The Jampro story is just under his picture.
I think he would have been WA2HVK at that time. Although his 6 land call
Did anybody ever cut a board for the LM-386 audio buffer project on the
repeater builder web site? I am getting tired of vector boarding the
things.
Thanks,
td
wb6mie
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*
email address book entry.
Tony
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of an
original instruction sheet: http://testeqdocs.w4zt.com/nconnector/
73, Tony W4ZT
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I have to agree on all points. In my limited travels, I have seen a lot of
questionable plating and dielectric materials showing up on all sorts of RF
equipment. If its black with silver underneath, I would rather dig it out
of the junk box and use it rather than going to an electronics store
Too often folks take pictures from unknown sources and credit them with
unbelievable things.
Read the truth about the so called lion killing mule:
http://www.truthorfiction.com/rumors/m/mule-lion.htm
A little research usually clears up these questions.
73, Tony W4ZT
vmckever wrote:
Some
Here's a link to the GE Z-Matcher info that I posted on my page in
January of 2004 for Mike Morris to grab and make a page on
repeater-builder.com. I can't seem to find it on RB either so here it is:
http://w4zt.com/zmatch/
73, Tony W4ZT
Jim Cicirello wrote:
Laryn K8TVZ wrote:
OK, time
Here's a link to the GE Z-Matcher info that I posted on my page in
January of 2004 for Mike Morris to grab and make a page on
repeater-builder.com. I can't seem to find it on RB either so here it is:
http://w4zt.com/zmatch/
73, Tony W4ZT
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Comparator (Voter) without RX
encoders.
Thanks for your thoughts, Tony.
It would appear that from your explanation, you used PL for signaling to
the SQM, since the link transmitters continued to transmit for a length
of time after the remote receiver lost signal. Or, did you still use
Kevin, I did that a bunch of years ago both commercially and amateurly.
Equipment involved was native motorola, ge and ef johnson. Did it on 420,
960, 1296 and the 2.5watt, 12.5kHz 450 channels. I built an add on COR
board to the link receivers and forced an SQM disable to the comparator.
to float
What do you mean by equalization charge?
Tony
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not used much.
Tony
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I have run into things like that on 800. Just after the band was turned on
the FCC had not gotten rid of all of the translators between tv channels 70
and 83. I had a receiver on 807.2375 that had an odd, week, dirty sounding
carrier that would come and go. I went up with antenna, preamps,
At 03:58 PM 2006-01-11 -0600, you wrote:
Very Interesting
Agreed. Anecdotes like this are always worth reading.
An excellent means of passing knowledge down the generations.
Tony (a newbieish ham)
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Original Message
Subject: For Sale: Clegg FM-76
Date: Tue, 10 Jan 2006 10:28:49 -0500
Organization: INSTRUCOM, INC.
To: [EMAIL PROTECTED] [EMAIL PROTECTED]
Hello All:
Need to get rid of some things around here not being utilized. One of
them is the subject Clegg FM-76
Awww, c'mon Kevin, that'd be a good way to raise funds (RB poster or
tee?)! Add a little Tesla coil so you'd have a few arcs and sparks and
it'd be even more interesting!
Happy New Year!
Tony King, W4ZT
Kevin Custer wrote:
Kevin King wrote:
I want a picture of you in slippers scooting
engineer, that is garbage
picker upper.
Tony
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I have been pulling my hair out (I don't have that much more to go) over an
old Celwave 6 cavity 526-4 pass reject duplexer. I can get the notches to
tune properly one by one but when I put it all back together it just does
not seem to sum out right. Is there a procedure someone can point me
All, thanks very much for the input. I was already in the process of
rebuilding the interconnects to RG-214 with crimp on RFS connectors as
a punt. That old RG-8 was hard as a rock.
I also think my problem with the notches is that I do not have enough
dynamic range on my ifr 1600 to see the
Is that like the question: what is more accurate...a clock that is stopped
or one minute fast?
Way back when, I had an SCR-522 2 meter transmitter that had a bit too much
crystal drive. So much in fact, that the crystal would heat up excessively.
Of course it would be drifting to beat the
do have a few JPEGs of it. I hope it plays as well as it looks!
Ciao, Tony, K3WX
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) are yours for the pick up.
Ciao, Tony, Silver Spring, MD K3WX
Ted Bleiman K9MDM - MDM Radio wrote:
mike;
if you don't need the cabinet have them repack the frame and p/a and p/s
and stuph seperately and ship it ups. or fedex ground .
i'm sure you can find a cabinet closer than knoxville in the dc
, send me your fax number, and I'll fax you the pages
of the cables from the catalog.
Ciao, 73, Tony, K3WX
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.
Ciao, 73, Tony, K3WX
Jeff DePolo WN3A wrote:
T
Thanks for the offer Tony. My friend has that same catalog which lacks a Vf
spec which is why I thought I'd try checking here.
Does anyone remember if ComProd (before it became Phelps-Dodge) made coax?
That was before my time. Anyone have
bring the kids!) Just a thought. Tony D. KC5WBJskipp025 wrote: Dayton Hamvention Input Wanted.My friend Tom is directly involved with the Dayton Hamvention. His position in the 2006 year project is more toward the public relations side. He has asked me to poll you
to the keypad.
Good luck!
73, Tony W4ZT
n60sb wrote:
Thanks Bob. No electronic battery chargers here. The only switching
supply in my home is in my computer, and no, the computer is not
causing the buzz. Your comments made me research some other
possibilities - one being my alarm system with a liner
I am. I
was basically just the driver and gopher. smile
Tony
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The DRC 186 controller does this function plus many more, however the
company that produced this controller no longer exists.
There are probably other controllers that have the function you seek.
Ciao, Tony, K3WX
quahauq wrote:
Is there a scheme to post and retrieve messages by repeater users
any one of y'all got a johnson 550 manual. I'm trying to get one powered up
for a friend and have no power cord. I have ground on pin 1, +12 on pin 4.
Where else do I need to put +12?
tnx,
td
wb6mie
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their RF connectors. Most, if not all of them, are of substandard
electrical and mechanical quality.
Tony, VE3DWI
While the discussion is about proper and
quality cable, don't forget to keep away from PL 259 style Tee connectors sold
by Radio Shack. They have a little coil spring
Glenn,
I went to the below mentioned link and it comes back with page not found.
If I delete the last part referring to the file name, I get into tscm.com
but there is no reference to the grounding article. Is there perhaps
anything missing?
Tnx
Tony VE3DWI
Down load a copy of MIL-HDBK-419
issue.
73,
Tony Lelieveld
VE3DWI
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of Jeff DePolo WN3A
Sent: August 3, 2005 11:21
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder] Help needed with TX combiner problem
.
Good luck es 73,
Tony VE3DWI
Greetings all,
My club has a spare set up duplexers that we want to have ready for use in
the event we ever need them. Unfortunately, we don't know what they are and
they have no markings on them to help us find out who
/eBayISAPI.dll?ViewItemitem=7534958333
I'd like to find a manual too if someone can scan theirs.
73, Tony W4ZT
kb4mdz wrote:
I have a couple not-very-clear copies of the manual; It's clear
enough to read, just not comfortably. Send me a snailmail address
I'll send one.
BTW, pray that no one ever
To Late. Weve got ur number now !!! hi..
hi..
From:
Repeater-Builder@yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.com]
On Behalf Of N9WYS
Sent: July 26, 2005 00:33
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder]
Motorola UHF Duplexer
that should be titled Duplexers 101. Well worth reading.
73, Tony VE3DWI
**
Eric Lemmon WB6FLY gave the best response to my
question of how
common is it to place a bandpass fillter betweeen
antenna and
duplexer. Most assumed a ham
John,
If I think that what you think is what I
think you are thinking, do you mean to say.
Will there be a noticeable difference
in range between a receiver having a sensitivity of 0.30 as opposed to 0.35
uVolt? No you would not be able to tell the difference.
73, Tony VE3DWI
Steve
Here is a link to a very interesting Heliax build 6 meter duplexer. There
is a lot of information and good reading on the subject.
http://www.dallas.net/%7Ejvpoll/dup6m/dup6m.html
73, Tony VE3DWI
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To my knowledge, MSF5000 radios are RSS programmable.
73, Tony VE3DWI.
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of Adam C. Feuer
Sent: July 14, 2005 08:07
To: Repeater-Builder@yahoogroups.com
Subject: [Repeater-Builder] MSF5000
properly so that the spurious signals disappeared, the antenna
matched just fine. Sometimes you have to use the proper test equipment to
see what is going on.
73,
Tony VE3DWI
From:
Repeater-Builder@yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.com]
On Behalf Of Gary Laforce
Sent
SERA does not make their frequency database available on line.
You can do a Google search for repeater freq Tennessee and get lots of
hits for sites that list frequencies throughout the state.
73, Tony W4ZT
Russ Stafford wrote:
www.sera.org
- Original Message -
*From
to
modulate the exciter if you like (comes in handy if you have a Sinader).
73, Tony W4ZT
Dave VanHorn wrote:
Does anyone have a pointer to a low level signal source, VHF/UHF?
I don't have a service monitor, and I can't really justify one.
I occasionally need to tune up a receiver.
What I don't have
Great job Dennis... thanks!
73, Tony W4ZT
wieckdj wrote:
Here you go:
Check it out at http://www.ku3o.net
Dennis
N4ZKR
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I use an MSF-5000 as my pre-delay ifb for kfi. It has been keyed on 24/7/365
since the early 90's and the only time out it has is one of the final xstrs
gives up every 3 to 5 years.
td
wb6mie
kpk405
kfi am 640 more stimulating talk radio
I work for a TV station, and we were planning to use
I do not think caution is in order. I have dealt with a bunch of crystal
companies over the years, ICM is the most über alles. I ordered my first
pair from ICM in the 60's for my Hammerlund Outercom, think I paid $4.50 a
piece for them. I considered it a lot of money at the time but have
never gave away the manual with all the
schematics, etc.
Let me know if you still require the info, and I'll copy and send it to you.
Probably off list is better to contact me.
Ciao, 73, Tony, K3WX
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cooling unit ($200 class) you can buy the Mastr II PA and
the new fans. It'll keep running even if the fans die. That's
reliability which is what you want if you're putting up a repeater.
73, Tony W4ZT
Dave VanHorn wrote:
Power would have to be reduced in lock to talk
(repeater
I have used the switch shown here on an earlier Mastr II mobile
conversion I did. This switch closes at 110F and opens at 90F. 73, Tony
W4ZT
kc4wgh wrote:
Back again. Any suggested on a vendor for a temperature switch to
turn the 12 vdc fans ON and OFF. I used a test setup this morning
My apoligies, I meant to include the URL:
http://repeater.w4zt.com/uhf/gemastr2
I have used the switch shown here on an earlier Mastr II mobile
conversion I did. This switch closes at 110F and opens at 90F. 73, Tony
W4ZT
kc4wgh wrote:
Back again. Any suggested on a vendor for a temperature
if both repeater sites were idle at time of key-up. (Given that most
repeaters ID in 10 minute intervels). Is there something that should
be done during construction?
Thanks.
Tony
KC5WBJ
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of these 3 db pads on my little Bird Termiline 250
milliwatt wattmeter which is a great tool for testing Mastr II exciters.
73, Tony W4ZT
Brent wrote:
Thats what im looking for Better signal to noise ratio ! Right now it is
amplifing more than what is needed.
I will experiment with this 8
I receive the signal here in Union City mid scale on the tall antenna.
Verified it is transmitting a 100 Hz tone also.
73, Tony W4ZT
georgiaskywarn wrote:
Folks,
We need your help. As of 5:50am (local) there is a signal (Sounds
like a nice clean full quieting dead carrier. This is from
thoughts or ideas are appreciated. Thanks!
Tony
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to be careful of the power module output spectral quality
with these procedures.
Hope these few tips help.
Ciao, Tony K3WX
Brent wrote:
Anybody have any suggestions on varing the power on the M57719N Power
Module?
Would it be best to limit the rf input?
Would it be ok to lower the vcc
front end with moderately higher gain. Bottom line: better signal
to noise ratio.
--- Brent [EMAIL PROTECTED] wrote:
One of my 2m repeater has a problem.snip
73, Tony W4ZT
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goes spurious
and, while on the actual operating frequency of that repeater during the
failure you can't hear the users (well, maybe very weak and with
sizzling), you can hear that repeater signal with audio sweeping across
other frequencies (other repeater inputs).
73, Tony W4ZT (Union City
Hello Rob:
I have the SM-3 System Monitor Manual. It covers Models: SM-3, SM-3B
also replaces SM-2. I also have the UT-2C (UHF Transmitter) plus some
other of their manuals.
Best you go off list to see if you have interest in these manuals.
Ciao, Tony
Rob Hoeye wrote:
I'm looking
ROD:
Yes, you do only have half of the System. You need the handset cradle
portion of the control end (not the controlled end) 510 mentioned
earlier. Without it, you are SOL.
Ciao, Tony
[EMAIL PROTECTED] wrote:
All I have is the 221 board and the board that it connects to, all
match
it up with one of the many Cetec Vega manuals in my library. There is
just about every manual (pre 90s) in there.
Then I could make a manual copy to send you.
Ciao, Tony
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hardware Transmit (PTT) function only. compatible with C-510B
and Motorola/GE sequenctial tone format. The price as of 1987 was $376.00.
Ciao,
Tony
I remember those ... seems like many years ago. I just don't
remember where I put my collection of Cetac Vega diagrams.
Sorry about
hate to
toss it in the trash when someone out there could use it.
Ciao, Tony
skipp025 wrote:
If a manual for the Cetec Vega Tone Remote
becomes available, I'd like to beg for a
copy and I'll be happy to cover the costs.
I just bought a 2175 function detect version
of this series from
email me your address direct.
Ciao, Tony
[EMAIL PROTECTED] wrote:
Hello Tony, Rod here. I do not have a camera that can do that, but I
will try to discribe it. Looking on the top, with the contacts that you
slide it in to the connector facing you, I see a yellow plastic box (K1)
which appears
of RF service, there are lots of choices including vacuum
variables where we need high voltage and high current handling ability.
Most capacitors (except maybe electrolytics) will handle some RF at some
level at some frequency with no ill effects.
73, Tony W4ZT
skipp025 wrote:
How do you
/2000
Licensee Information
Licensee ID
SGIN
000 FRN TypeIndividual
Licensee Name
HEINIGER, ARTHUR W
108 WILLINDA DR
SAINT CLAIRSVILLE, OH 43950
Amateur Data
Operator Class AdvancedPrev. Op. Class General
Group D
73, Tony
meter and 70 cm repeaters. I
also had a problem with the units that had pigtails... stay away from them.
73, Tony W4ZT
derek_mcintyre wrote:
Hello Group,
Does anyone have, or know where I can get plans to homebrew a 144/440
MHz crossband coupler (aka diplexer) ?? I would like to find
I have bought from them several times in the past and they said on the
phone that they will sell to hams. Their service was good. They don't or
didn't take credit cards but did ship as soon as they received my check.
73, Tony W4ZT
Richard wrote:
I've been doing some research into 3-mode
, spend a little extra
to charge the batteries correctly and they will last a very long time
and be there when you need them.
73, Tony W4ZT
w9mwq wrote:
Last night my power supply took a dump! Good thing for backups.
Anyways, what I am wanting to do is put 3 marine batteries together
to run
Anybody out there possibly have a schematic scanned for a system 90 single
tone add on board for a mitrek control head TLN4526A4? I would settle for
just the pinouts but would gladly shoot someone some funds on paypal if you
could come up with some scans.
Please reply direct.
td
wb6mie
Date: Wed, 05 Jan 2005 08:04:08 -0800
Mime-Version: 1.0
Content-Type: text/plain; format=flowed
Oh man, those radios brought up nightmare memories!!! Only one I can think
of that is worse is the Johnson 557 UHF radio.
So whats wrong with a 557? I think I have worked on more of those than any
Sheese!! Are you sure you arn't thinking of RG-393?
td
kfi
wb6mie
That's cheap! Last time I bought some it was around $5 / foot.
Neil
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The Wire Man carries it:
http://thewireman.com/coaxp.html
and complete specs at:
http://thewireman.com/coaxdata.html
Item #111
RG214/U
MFG ADC
MIL SPEC
per ft/ft 1.88
per ft/100 1.65
per ft/500 1.568
per ft/1000 1.485
73, Tony W4ZT
At 07:48 PM 12/28/2004, you wrote
Gary,
You can see the specs including curves etc for the DCI filters at
http://www.dci.ca/?Section=Amateur
and they should answer your questions about them.
73, Tony W4ZT
At 11:00 PM 12/26/2004, you wrote:
Eric,
Thank you for the explanation of the
TWPC-4508-2 bandpass filter and its
My original post carried the correct URL for the Speaking Clock:
http://www.lux-aeterna.com/clock/
73, Tony W4ZT
At 12:22 PM 12/27/2004, you wrote:
It would be good to list the correct link as I tried the one listed and got
no place.
thanks
- Original Message -
From: Larry Lockard
you the zip of the older version if you want it (822k).
Merry Christmas!
73, Tony W4ZT
At 09:16 AM 12/25/2004, Mark wrote:
It seems that I tried to download it WIN XP SP II does not reconize it said
invalid handle.
Mark Holman AB8RU
*** IT Student *
Happy Holidays
- Original
The Speaking Clock works pretty good and is available as FREEware here:
http://www.lux-aeterna.com/clock/
73, Tony W4ZT
At 01:12 AM 12/23/2004, you wrote:
Can anyone tell Me of A Software Talking Clock program , I had a old radio
Shack one that I had modified yrs ago on the repeater
If you want to do duplex measurements here is what I would do. Look for an
IFR 1000S for your primary service monitor. Then look for an IFR 500.
Those things should be cheap and plentiful by now. Use the 500 as the
source and the 1000 as your calibrated receiver. Acquire some directional
Hi Wade,
Nice drawings. I would suggest a 47K resistor from the transistor base to
ground. I have had several occasions where the input to the base floated
(neither pulled high or to ground) and it caused the transistor to operate
erratically.
73, Tony VE3DWI
Subject: Re: [Repeater-Builder
Not just the second harmonic. A power supply with a 120 Hz ripple on it
(poorly filtered full wave rectification) could deviate the TX sufficiently
to cause some PL decoders to see it as a 118.8 Hz PL tone.
Tony, VE3DWI
-Original Message-
From: Steve Grantham [mailto:[EMAIL PROTECTED
like that, mine being one of them), and 2) Using something like the
LITZ code to retrieve the tone information.
73, Tony W4ZT
Yahoo! Groups Links
* To visit your group on the web, go to:
http://groups.yahoo.com/group/Repeater-Builder/
* To unsubscribe from this group, send an email
Unfortunately, Nate apparently missed the entire point...
At 08:37 PM 12/2/2004, you wrote:
As Dennis Miller would say... I don't want to get off on a rant here,
but...
oh but you did...
Tony King - W4ZT wrote:
Gentlemen, if you can't offer sincere help or an opinion that's
relevant
repeaters ended years ago.
When the requirement for FCC assigned repeater call signs ended, they no
longer renewed the licenses they granted under the old rules. That's why I
said previously WR4APT.
73, Tony W4ZT
At 02:33 AM 12/3/2004, Barry wrote:
Hello Tony, with respect for your old fart status
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