At 09:10 AM 9/26/2004 -0600, you wrote:
hi everyone, just wonderind if anyone know which is the repeater controler
that makes a nice 3 tones courtesy beep at the end of the transmitions,
i have a customer that wants to have in ther private repeater that nice
sound, my repeater just have the
duty, the least of
your problems is desense :-)
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
We now offer complete
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
We now offer complete Kenwood TKR repeater packages!
AH6LE/R - IRLP
Very cool, Michael. If it's not too much of a hassle, it would be nice to
know who was first :-)
Ken
At 09:36 PM 9/19/2004 -0500, you wrote:
Ken:
About that same time a friend of mine in Norman, Oklahoma
modified his UHF to VHF remote base to add a home built
GLB synthesizer to his tube VHF
hated those germanium RF transistors!) but
it worked pretty well all and all. But I was sure happy to finally replace
it with the Quintron (which is still going strong too).
Memories..like the corner of my mind...
Ken
At 03:23 PM 9/20/2004 -, you wrote:
You beat me by a couple
At 04:36 PM 9/20/2004 -, you wrote:
Unfair, you've changed callsign (I think). My memory isn't that
great, but I remember a Ken that lived on a house boat in San Pedro,
was that you? What was your call in the good old days? What was
the remote call? That'll probably jog the memory
think I might still have the system schematics and drawings
around here somewhere. By the way, this was in either 1975 or 76. And it
was done in Southern California.
Ken
--
President and CTO - Arcom Communications
Makers
At 11:22 PM 9/9/2004 -, you wrote:
Hi, I wonder if anybody has experiece that makes a power divider
using coaxial cable? How good this divider could be?
--I use a 4-way one, on my 2 meter EME array. What info are you looking for?
Ken
At 04:25 AM 9/8/2004 -0400, you wrote:
Good Morning: Thanks to Kevin and Jim for their comments on Kendecomm
equipment. The information is greatly appreciated. Can any one recommend
a source for a Kenwood TKR-750 ? TNX...Joel W4SLH
Shameless plug
http://www.ah6le.net/arcom/kenwood.html
as a valid range.
They tune easily and meet full factory spec when retuned. I haven't seen
one yet that doesn't.
Ken
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
At 10:10 PM 8/31/2004 -, you wrote:
-- (figuring 10 watts per fan, that would be 110 mils each.
---Ick!. make that roughly 90 mils ea, so you could run 11!
Ken
--
President and CTO - Arcom Communications
Makers
a mechanical
relay. I suppose it's really up to you on which you prefer to use but
either method would handle the job easily. One thing about a relay however.
You probably want one with a 12 Vdc coil and you MUST use a quenching diode
across the coil to kill any inductive kick.
Ken
At 10:10 PM 8/31/2004 -, you wrote:
Thanks Ken,
That was pretty much my question
I wanted to use the RIGHT relay that would handle the 110v.
Thanks,
---I would think even your local Radio Joke (shack) would have one. Most
relays I've ever seen have the contact ratings stamped right
and sells it for $9.
Not to worry, says the owner. We'll make it up in volume!
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom
showed my wife's
novice license (gee, I thought that had expired!). I just searched using my
last name.
Personally, I think getting rid of the 1st, 2nd and 3rd class licenses and
opting for the easier General was a mistake. But that's just me...
Ken
simplestic exp.
---Thanks for the explanation. It must have to do with the propagation
mode to/from the cavity. It took awhile to wrap my head around a bandpass
cavity being in parallel with the feed and not in series with it.
Ken
it's a hybrid ring either.
Ken
(somewhat stumped)
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http
://www.kbalertz.com/Feedback_175085.aspx
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http
offlist with
your offer! I will split the 22U from the 850 but only if someone takes the
850 first, without taking the radio.
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
into PN's and so on, am I barking up the wrong tree? I'm
thinking that the answer I'll get is along the lines of who has loops and
probes without the cavity for them?
Help? g
Ken
--
President and CTO - Arcom Communications
At 01:02 PM 8/2/2004 -0400, you wrote:
Have you tried Motorola?
---Gawd I was trying to avoid them (I swear they've outsourced their 2-way
support people
Ken
--
President and CTO - Arcom Communications
Makers
At 12:12 PM 8/2/2004 -0700, you wrote:
I do have the complete manual (Trip reason #3 ...) and can
mail if you can't locate elsewhere.
--Thanks Neal but I do have the complete manual as well
Ken
--
President
and a T1504 available to use as a template. The big
question (not knowing if Invar is solderable offhand) is what are they made
of?
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
At 02:58 PM 8/2/2004 -0700, you wrote:
Probably a lot easier to just buy a set of T-1504 duplexers. The last 2
sets I purchased were $50 and $75 each.
Ugh.I've never seen them that cheap!
Ken
--
President
At 05:07 AM 7/17/2004 -0700, you wrote:
If the dual tones went away. how do you remotely control your
system via radio?
---I didn't say they weren't useful (or still used). I just said they were
outdated
Ken
a 2 meter remote with only 10 watts (although that's going
up to 60 but only because I'm replacing my old IC-22U workhorse with a much
newer radio for a remote base). 10 watts has been more than enough 99% of
the time.
Ken
different angles...
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http://www.irlp.net
broadband spectum wise.
our local cable co just started up broadband at about the same time this
started thanks Richard Marlin K4HAT
---If you think that is bad, wait until BPL hits your town!
Ken
--
President and CTO
Point to point link ID requirement:
1) When the link is first brought up and taken down
2) When the link is first brought up and taken down and every 10 minutes of
operation
3) At the end of communications
4) All of the above
The winner receives an atta boy!
Ken
Yahoo! Groups Links
At 11:09 AM 6/7/2004 -0400, you wrote:
Ken,
I would think this is a no-brainer... as option 2 is inclusive of the
others and 10min interval is a requirement.
I keep getting dragged back into the ID debate but only as it applies
to auxiliary stations. Your position is my position
At 10:21 AM 6/5/2004 -0500, you wrote:
I'm thinking I'm a little light on drive and thus the amp doesn't
always excite.
---Announcing new Viagra for PA's. Always excite, all the time.
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patience and
careful work allowed me to free every single one.
Good luck!
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
At 10:30 PM 6/3/2004 -0400, you wrote:
well you must of been lucky as mine are epoxied over so that I can't even
get a allen key in there
---Acetone and an Exacto knife will eventually clear it out :-)
Ken
(patience is a virtue, especially if you're a doctor ---poetic license
can tune them up.
---I'm not sure there is enough room inside to get a beefy enough pair of
needle nose in there to do that but maybe there is. I guess replacing the
screws entirely would work, as they looked like plated steel to me but I
might be wrong about that..
Ken
.
Are you sure it's not a case of the 2 watt radio being in close enough
proximity to the WX radio itself so as to simply be blocking it? Ya know..
plastic case and all?
Ken
--
President and CTO - Arcom Communications
Makers
making power.
FWIW
Ken
At 09:34 AM 6/2/2004 -0400, you wrote:
I have a problem. I have a micor base/repeater and over the weekend I tuned
it up to my frequency and was testing out and I am not getting any power out
the exciter is producing some power as I can hear the radio a hundred feet
for maximum
throughput and don't worry about using pads.
Once retuned, drop it back in and you should be set.
Ken
At 01:55 PM 6/2/2004 -0400, you wrote:
followed the directions on the repeater builder webpage regarding tuning
the SECOND bandpass assembly and the circulator but still couldn't get
useful.
http://www.rfsworld.com/index.php?p=23
http://www.anglelinear.com/couplers/couplers.html
(BTW, AngleLinear makes some of the best stuff on the market, IMHO)
Ken
--
President and CTO - Arcom Communications
Makers
a couple in Florida taped an intercepted
cell phone conversation of Newt Gingrich and then turned that tape over to
a Congressman? Obviously this was blatently illegal, yet nothing ever came
of it.
All things considered, I can live with what's being asked
Ken
of what you'd have on a single antenna (power
splitter reciprosity, right?)
2) Aperture gain is less using this method, versus 10' worth of vertical
stick.
Ken
At 01:27 AM 5/25/2004 -, you wrote:
I have a crazy thought, but I want to get some opinions. Here is
what I am thinking, only becuase I
is make sure that many elements doesn't
restrict your beamwidth too much. It may be too directional, depending on
distance
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
:-)
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http://www.irlp.net
Yahoo! Groups
and it is frequency agile, he
has some issues.
Note he did not say he is running an inband LINK - he said an RBI-1 with a
Kenwood mobile REMOTE BASE. Hence the strong inferrence to wanting to be
able to move the Kenwood radio around, frequency wise.
Did I miss something?
Ken
for?
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http://www.irlp.net
Yahoo! Groups
Hi, I am looking for purchase 2 bandpass filters. I need two tight
filter for a project. I have a GR300 at a high site and need to add
a tx and rx fitler. If you have one or more please email me with
what you have and price. Thanx in advance.
Ken
Yahoo! Groups Links
* To visit
I am probably one of the more involved political wonks around and have
great interest in what goes on politically and the War on Terror.
And while I have nothing but the deepest sympathy for Nick Berg and his
family, does this thread really belong on a mail list dealing with repeaters?
Ken
/ GOD.
Ken
(Get's 'em every time)
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
Be sure to see our products at this year's
At 06:16 PM 5/11/2004 -0700, you wrote:
---Well the heck with all that. I'm just going to problem everything to
AH6LE / GOD.
---I suppose I better check for typos before I program anythingsigh
Ken
--
President
At 07:22 PM 5/11/2004 -, you wrote:
Does anyone have a spare motorola micro/synto key lying around they
could spare. I have four of these radios and cannot open them as no
one sent me a key. Thanks.
---They're a standard Motorola 2135. Give Ted a try:
http://www.mdmradio.com/
Ken
H... A H 6 L E / W R
(gotta love it!)
KEn
At 04:48 PM 5/11/2004 -0400, you wrote:
Well, how 'bout a short history lesson?
Back around '76 or '77, the rules for repeaters changed drastically.
Prior to that, repeaters required a separate repeater license, which
required a vey lengthy
in the 70's). I also remember the
mountain of paperwork, etc, etc, etc.
Ken
(an old fart, but at least not older than Neal!)
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
At 11:37 AM 5/10/2004 -0600, you wrote:
For further details see the attachment.
---Personally I think anyone who's connected to the internet should be
required BY LAW to have a valid virus scanner with all the current updates.
If they don't, they should be shot
Yahoo! Groups Links
*
At 06:01 PM 5/7/2004 -0400, you wrote:
RE: Arcom Products at Dayton 2004
---Hey Kevin. Your ISP hates me! Could you give me a call please?
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art
At 11:59 AM 5/8/2004 -0700, you wrote:
Ken - the designer of the 210 - is a regular on this group. I'd just wait
a couple of days until he gets back from Dayton and ask him.
---Actually, I am here :-) Now to the question at hand
It was queried:
I need ideas to make a 220 freq agile
the
PTT line on a port.
Ken
That way you could have channels that the IC3AT
would just dial up to. I also wonder in the same macro if you could
get it to pause or drop the tx then re-key and send another
string of dtmf's? I haven't played with it yet...but I change the
dip switches on the ts32
At 12:48 PM 5/7/2004 -0400, you wrote:
Hey gang.
OK, need some info from you old timers who are Dayton regulars.
Any good reputable booths I should visit as far as commercial stuff
goes?
---Of course, Kevin and Scott will be there. Spaces 707 - 710
Ken
is produced
when external RF comes down the TX line and mixes in the PA stages. This
does NOT require that the PA actually be making power).
It sounds more like a classic case of mixing. Have you run all the freqs
involved to see where the possibles might be?
Ken
At 11:52 AM 5/5/2004 -0500, you wrote:
Duplexers with one loop in UHF do not do much at 800 Mhz -
---He was talking about VHF circulators not being effective at preventing
800 Mhz energy from passing back down the TX line?
I've never heard of this before.
Ken
At 12:43 PM 5/5/2004 -0400, you wrote:
However, the isolator will not keep 800MHz signals from getting to the
transmitter of the 2m repeater.
???
Ken
--
President and CTO - Arcom Communications
Makers
At 12:34 PM 5/5/2004 -0500, you wrote:
Take a tracking generator and sweep a Wacom 678 duplexer and look beyond
440 / 450 on up to 600 and beyond. If memory is correct a single cavity
will have less than 10 db attenuation at 800.
---I said CIRCULATOR, not DUPLEXER :-)
Ken
it runs
up against the outside edge of the adjustment slot. But I never find a
definate point. The other 3 cavities are great - a nice, sharp, deep null,
just about centered in the slot.
Anyone have any ideas what I should be looking for?
Ken
At 08:22 PM 5/1/2004 -0400, you wrote:
Ken,
Having refurbished and tuned a number of those cavities, I
would suspect it may not be getting a good low resistance
contact between the end of the coupling loop and the inside
of the cavity.
---Thanks Paul but I have already looked at the interior
. Pass loss is the same (but I haven't run bandpass measurements
yet).
Even by itself, this one cavity behaves this way..
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
At 07:09 PM 5/1/2004 -0700, you wrote:
Do you already have the loop moved to the 2nd hole which allows for more
adjustment. Just thought I would ask.
---Haven't tried that yet but the other lowpass cavity (the one that
appears to be ok) has the coupling loop in the same hole.
Ken
said, I also tried the bad
cavity standalone with the same results, so I'm reasonably sure it's not
cable related.
No problem on the manual, I have several :-)
Ken
--
President and CTO - Arcom Communications
Makers
my experience will benefit someone down the road!
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
Be sure to see our
that was conservative enough and so
far, no problems.
Truth be told, I doubt there is much difference between the different
brands anyway. A couple of low-Q bandpass filters ain't exactly rocket
science :-)
Ken
--
President and CTO
scanner caught
it. Of course the giveaway - even without the anti-virus app - is that a
graphic isn't a .pif file!
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories
At 10:36 PM 4/27/2004 -0400, you wrote:
This is the reason I suggest just adding a helical to the front end of
the regency,
There is nothing magical about helical resonators - John Phillip Sousa
Ken
--
President
is on the duplexer port
not currently being tuned as well (a 3 db pad would work here as well).
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net
as a Varinotch filter system.
---If I'm not mistaken, that's a notch type duplexer. Aside from visiting
TX/RX's website (to see if you can locate tuning instructions), you might
want to check out this link as well:
http://www.repeater-builder.com/rbtip/notchduptuning.html
Ken
At 12:22 PM 4/25/2004 -0700, you wrote:
Hi Ken, I wonder if Fluke now does repair / certification of the
service monitors?
---I talked to them about a month ago, regarding a replacement lever
switch on my service monitor. While I didn't specifically ask about repairs
and/or calibration
Here are all the books on the VHF Engineering Repeater.
Hope this helps.
Ken - NU0B
http://www.qsl.net/yu4dpr/radiotehnika/VHFeng144/
-Original Message-
From: kf4vgx [mailto:[EMAIL PROTECTED]
Sent: Wednesday, April 21, 2004 6:50 PM
To: Repeater-Builder@yahoogroups.com
Subject: [Repeater
Here are all the books on the VHF Engineering Repeater.
Hope this helps.
Ken - NU0B
http://www.qsl.net/yu4dpr/radiotehnika/VHFeng144/
-Original Message-
From: kf4vgx [mailto:[EMAIL PROTECTED]
Sent: Wednesday, April 21, 2004 9:40 PM
To: Repeater-Builder@yahoogroups.com
Subject: [Repeater
board.
If by too low you mean it's off frequency, it should be obvious which
board contains the channel xtal and its associated trimmer cap, no?
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art
related to transistor junction temperature rise over a given
period of time. I guess you could always look up the transistor spec's and
see what they spec as a safe junction temperature.
Of course you could always ask the manufacturer if they guarantee that duty
cycle..
Ken
At 11:41 PM 4/19/2004 -, you wrote:
Many of the newer commercial and older low dollar
repeater receivers crap-out on busy mountain tops
and repeater sites, especially when you park a
gasfet mixer (preamp) in front.
---Now you know why I insist on using only Chip's stuff :-)
Ken
At 07:45 PM 4/18/2004 -0400, you wrote:
To be honest, I didn't follow Ken's math. Must be that west coast
version. ;- Here is how I add it up:
Aside from the formatting changes due to email, that's what my
intermod software came up with.
(sure sure, shoot the messenger!)
Ken
?
Ken
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At 02:22 PM 4/18/2004 -0400, you wrote:
The difference in frequency between the two transmitters is 300
kilohertz. 300 kilohertz is exactly 1/2 of the separation of either
machine; 600 kc.
Nice catch :-)
--
At 02:38 PM 4/18/2004 -0400, you wrote:
Hmmm. Your transmitters are 300 KHz apart. Your duplex split is 600
KHz. Sounds suspicious to me.
Not to mention there are all sorts of odd order mixes with his freqs:
Third Order Results:
147.2250 MHz + 147.2250 MHz - 146.9250 MHz 147.9250 MHz
At 11:46 AM 4/18/2004 -0700, you wrote:
Not to mention there are all sorts of odd order mixes with his freqs:
---you guys considered adding circulators to your transmitters? That would
solve the mixing issues..
Ken
Yahoo! Groups Links
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At 10:15 PM 4/16/2004 -, you wrote:
Motorola Mitrek T83JJA3900DK, Can this radio be programed to work as
a repeater ?
---Yep, quite easily.. see:
http://www.repeater-builder.com/rbtip/mitrek-index.html
Ken
to do it is
probably with a D-type flip flop. If you don't know what this is, it is
probably beyond the scope of this list
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers
At 03:31 PM 4/17/2004 -0400, you wrote:
100 feet vertical or 300 feet horizontal separation.
100 feet of frequency of separation? Hmmm, my service monitor isn't
calibrated in feet!
(sorry, couldn't resist)
Ken
? That is what he needs.
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http://www.irlp.net
Yahoo
be corrected if I'm too far off :-)
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http
of the radio. PL refers to Motorola's
trademark name for CTCSS (Continuous Tone Coded Squelch System). DPL
refers to Motorola's trademark name for Digital Private Line.
Ken
--
President and CTO - Arcom Communications
Makers of state
http://www.tearingdownstrongholds.com/
---Obviously a Kerry supporter :-)
Ken
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. I
then use a transistor to control 'em and I have absolutely no noise
whatsoever using this scheme.
I suspect part of the problem is that most people forget to treat both
supply lines and noise gets introduced due to ground loops and stray currents.
Ken
/hf_squelch.html
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
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be looking
at a total of 1.2 volts ABOVE ground and it would simply make the problem
worse.
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http
At 11:01 PM 3/30/2004 EST, you wrote:
does anyone know if its possible to make a icom commercial 400 mhz mobile.
ic-u400 into a repeater?? thanks dave kb2znc
I seriously doubt it. The scheme the U400 uses in its synthesizer
makes it impractical.
Ken
and a transistor to get a clean source.
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http
to
the controller to ground) and see if you can pull the low level down enough
for the controller to recognize. You might start with a 10K and work your
way down. Of course if the squelch in the radio stops working, you've
probably gone too low a value :-)
Ken
it 9.6 and 13.8 volts. It doesn't have an
audio/squelch board but with the squelch gate card, you don't need that
anyway.
Make offer :-)
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater
At 04:53 PM 3/23/2004 -0800, you wrote:
Ken
I think you have been around as long as I (40+ years in electronics).
---Yes Tom. I have been around long enough to remember when Sue was a
noun and the Left was a direction you headed :-)
Thanks for update on Transtubes!
Ken
, not to mention the two metal tabs
that extended below the base. Of course, they also got hot!
But you make a good point. I dunno.. maybe it's time to put this thread to
bed?
Ken
--
President and CTO - Arcom Communications
Makers
I thinking MST?
Ken
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
AH6LE/R - IRLP Node 3000
http://www.irlp.net
At 08:29 PM 3/22/2004 -0600, you wrote:
The squarish one was the MST.
Danke
Ken
(Memorieslike the echo of my mind... la la la la)
--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater
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