[Repeater-Builder] New Member

2005-06-01 Thread Steve Bainbridge
Hi
don't know if you have any members in the UK ?.
Iam a licenced radio amateur M1SWB, qth Liverpool NW England.
I am authorised to setup a 6mtr repeater. I will be using
2  GE Rangr,s ex NYPD low band sets which are modded for 50Mhz.
I need a service manual for the sets which are  P19C852051P8.
Logic I have been looking at the CAT200B and would welcome any
comments.


73

Steve








 
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[Repeater-Builder] Repeater Controller

2005-06-01 Thread va3vkk
What is the repeater controller of choice these days
We have IRLP  Echolink on the repeater also
Right now it is VHF only however down the line we might want to add UHF
I would be interested in your suggestions







 
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Re: [Repeater-Builder] Repeater Controller

2005-06-01 Thread Ken Arck
At 03:36 PM 6/1/2005 -, you wrote:
What is the repeater controller of choice these days
We have IRLP  Echolink on the repeater also
Right now it is VHF only however down the line we might want to add UHF
I would be interested in your suggestions

---May I suggest ours?

http://www.ah6le.net/arcom/rc210/rc210.html


--
President and CTO - Arcom Communications
Makers of state-of-the-art repeater controllers and accessories.
http://www.ah6le.net/arcom/index.html
It was great to meet many of you at Dayton 2005!
We offer complete Kenwood TKR repeater packages!
AH6LE/R - IRLP Node 3000
http://www.irlp.net




 
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Split CTCSS tone (was Re: [Repeater-Builder] Simplex repeater (Dual Tones))

2005-06-01 Thread Bob Dengler
At 5/31/2005 02:48 PM, you wrote:
The only radio I have encountered that does split CTCSS is the Radio
Shack HT-202.  But there are so many other problems with the radio I
cannot recommend it.

What problems?  Only one I noticed was on an HTX-404 (440 version) I was 
testing as a swap meet a few years ago.  The CTCSS decoder seemed to need a 
full 600 Hz of deviation in order to decode.  Never figured out if this is 
endemic to all 404s or just that one.

BTW, we should all complain to the big three radio manufacturers (Yaesu, 
Kenwood  Icom) to get them to offer this feature in their radios.  AFAICT 
it's a near zero-cost addition, since it only requires a firmware change to 
implement.  This is what I spent an hour doing while at Dayton.  The 
Kenwood  Yaesu reps were receptive of the input  one said he would relay 
the request back to the factory.

Bob NO6B






 
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[Repeater-Builder] WTB GE MVP UHF radio

2005-06-01 Thread Ronny Julian
WTB GE MVP radio.  UHF suitable for portable repeater conversion.  Must 
include channel elements.  Please send offers off list. 

If anyone has a converted unit I am interested in that as well. 




 
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Re: Split CTCSS tone (was Re: [Repeater-Builder] Simplex repeater (Dual Tones))

2005-06-01 Thread DCFluX
Let's see, It desenses its self on 146.76MHz, the Number 1 repeater
split in america. When the batteries get low it forces its self to
transmit until they are gone completely.  Also it won't go out of the
ham bands, ever.

Now that I think of it, The Vertex FTL-2011s in my care will do split
CTCSS, but they are comercial rigs and are mobiles.

On 6/1/05, Bob Dengler [EMAIL PROTECTED] wrote:

 What problems?  Only one I noticed was on an HTX-404 (440 version) I was
 testing as a swap meet a few years ago.  The CTCSS decoder seemed to need a
 full 600 Hz of deviation in order to decode.  Never figured out if this is
 endemic to all 404s or just that one.




 
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Re: Split CTCSS tone (was Re: [Repeater-Builder] Simplex repeater (Dual Tones))

2005-06-01 Thread mch
There are many devices that generate signals on 146.760 MHz. It's just a
fact of life - like cable TV interference on 145.250 MHz. At least the
latter can be solved easily. I've had interference on 146.760 MHz on my
radios since the late 70s with the release of the home PC.

I would also debate that there are more repeaters on 146.760 MHz than
any other pair. Even so, it's only one repeater pair.

Joe M.

DCFluX wrote:
 
 Let's see, It desenses its self on 146.76MHz, the Number 1 repeater
 split in america. When the batteries get low it forces its self to
 transmit until they are gone completely.  Also it won't go out of the
 ham bands, ever.
 
 Now that I think of it, The Vertex FTL-2011s in my care will do split
 CTCSS, but they are comercial rigs and are mobiles.
 
 On 6/1/05, Bob Dengler [EMAIL PROTECTED] wrote:
 
  What problems?  Only one I noticed was on an HTX-404 (440 version) I was
  testing as a swap meet a few years ago.  The CTCSS decoder seemed to need a
  full 600 Hz of deviation in order to decode.  Never figured out if this is
  endemic to all 404s or just that one.
 
 
 Yahoo! Groups Links
 
 
 






 
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Re: Split CTCSS tone (was Re: [Repeater-Builder] Simplex repeater (Dual Tones))

2005-06-01 Thread Bob Dengler
At 6/1/2005 11:27 AM, you wrote:
Let's see, It desenses its self on 146.76MHz, the Number 1 repeater
split in america.

I assume you mean it has a birdie or noise hump in the RX there.

  When the batteries get low it forces its self to
transmit until they are gone completely.

Well, at least it fully cycles your battery to eliminate any NiCd memory 
effect  ;)

   Also it won't go out of the
ham bands, ever.

That's a feature in my book: a nice tight front-end.  The one thing I like 
about the Icom IC-32AT.

Did you ever have any problems with the CTCSS decoder in the HTX-202?


Now that I think of it, The Vertex FTL-2011s in my care will do split
CTCSS, but they are comercial rigs and are mobiles.

Yeah, but can it scan from 445-450 MHz in 20 kHz steps?

Bob NO6B






 
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Re: Split CTCSS tone (was Re: [Repeater-Builder] Simplex repeater (Dual Tones))

2005-06-01 Thread DCFluX
Yeah, It's one thing when the stuff in your house is doing it, but it
is completely different when it is the radio its self.  I don't care
either way as I don't own a 202 anymore or like the crowd on the local
76 machine

On 6/1/05, mch [EMAIL PROTECTED] wrote:
 There are many devices that generate signals on 146.760 MHz. It's just a
 fact of life - like cable TV interference on 145.250 MHz. At least the
 latter can be solved easily. I've had interference on 146.760 MHz on my
 radios since the late 70s with the release of the home PC.
 
 I would also debate that there are more repeaters on 146.760 MHz than
 any other pair. Even so, it's only one repeater pair.
 
 Joe M.
 
 DCFluX wrote:
 
  Let's see, It desenses its self on 146.76MHz, the Number 1 repeater
  split in america. When the batteries get low it forces its self to
  transmit until they are gone completely.  Also it won't go out of the
  ham bands, ever.
 
  Now that I think of it, The Vertex FTL-2011s in my care will do split
  CTCSS, but they are comercial rigs and are mobiles.
 
  On 6/1/05, Bob Dengler [EMAIL PROTECTED] wrote:
 
   What problems?  Only one I noticed was on an HTX-404 (440 version) I was
   testing as a swap meet a few years ago.  The CTCSS decoder seemed to need 
   a
   full 600 Hz of deviation in order to decode.  Never figured out if this is
   endemic to all 404s or just that one.
 
 
  Yahoo! Groups Links
 
 
 
 
 
 
 
 
 
 
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Re: Split CTCSS tone (was Re: [Repeater-Builder] Simplex repeater (Dual Tones))

2005-06-01 Thread mch
To paraphrase a saying: Birdies happen.

Yes, it may have been more smart to put it what is usually a repeater
input than an output. But, there are more expensive ham rigs with less
well placed birdies - such as on the UHF satellite band.

BTW, I too agree that the tight front end is a feature, not
a bug. It greatly helps reduce the chances of intermod/mixing.

Joe M.

DCFluX wrote:
 
 Yeah, It's one thing when the stuff in your house is doing it, but it
 is completely different when it is the radio its self.  I don't care
 either way as I don't own a 202 anymore or like the crowd on the local
 76 machine
 
 On 6/1/05, mch [EMAIL PROTECTED] wrote:
  There are many devices that generate signals on 146.760 MHz. It's just a
  fact of life - like cable TV interference on 145.250 MHz. At least the
  latter can be solved easily. I've had interference on 146.760 MHz on my
  radios since the late 70s with the release of the home PC.
 
  I would also debate that there are more repeaters on 146.760 MHz than
  any other pair. Even so, it's only one repeater pair.
 
  Joe M.





 
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[Repeater-Builder] Help with Noise on recieve

2005-06-01 Thread tgundo2003
I have a converted motorola mitrek repeater installed at a water 
tower. It runs up appx 150' of 7/8 andrews heliax to a DB-420. It has 
been playing happily for several months. In the last few days we have 
been getting a noise of some sort only on recieve, not on the talk 
out. It is only audible on very weak portables and occasionally pops 
thru after an un-key. It almost sounds like a 60 cycle electrical 
buzz. We have noticed it does change in intensity, sometimes not 
audible at all, but it is there most of the time.

I stopped by the site today to see if i could isoate it. I brought 
out the spectrum analyzer to see if i could find anything. Nothing, 
either locally in the tower or through the repeater antenna. I was 
able to isolate the noise down to this: If I unhook the antenna, more 
specifically the outer shield, the noise goes away. My first thought 
was ground loop of some sort. I disconnected the ground to the 
cabinet and polyphaser and used a ground lift on the power supply to 
cut the other ground paths but i still had the noise.

Any suggestions?

Tom
W9SRV






 
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Re: [Repeater-Builder] Help with Noise on recieve

2005-06-01 Thread Bob Dengler
At 6/1/2005 01:58 PM, you wrote:
I have a converted motorola mitrek repeater installed at a water
tower. It runs up appx 150' of 7/8 andrews heliax to a DB-420. It has
been playing happily for several months. In the last few days we have
been getting a noise of some sort only on recieve, not on the talk
out. It is only audible on very weak portables and occasionally pops
thru after an un-key. It almost sounds like a 60 cycle electrical
buzz. We have noticed it does change in intensity, sometimes not
audible at all, but it is there most of the time.

High likelihood it's an oscillating preamplified TV antenna within 2 miles 
of your site.  Get that all over the place around here.  Found  eliminated 
1 about 2 years ago; still have another one to nail down.

Bob NO6B






 
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[Repeater-Builder] New UK Member

2005-06-01 Thread Steve Bainbridge
Hi
Iam a UK radio amateur, M1SWB. I have been
authorised to build a 6mtr reapeater. I will
be using 2 ex NYPD GE Rangr,s on 50Mhz, type
P19C852051P8. I need a service manual for this set.
As for the logic what do members think of the CAT200B


73


Steve








 
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[Repeater-Builder] Owners manual for Motorola Triton Nautilus 440 Marine radio

2005-06-01 Thread rpaxel
Does anyone have it? (pdf, doc, etc.)

In leu of the manual, does anyone have the pin out connections on the 
back of the radio?  I acquired this one from a friend but he doesn't 
have 6-pin harness that plugs into the radio.

Thanks!!!








 
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Re: [Repeater-Builder] Owners manual for Motorola Triton Nautilus 440 Marine radio

2005-06-01 Thread Glenn Little WB4UIV

Does the connector look like this?

View in courier font.

  ___  ___
|   \/   \/   |
| ooo |
| |
| ooo |
___


If so I can provide the probable pinout. It should have plus 12 volts, 
ground and a jumper between two pins for the speaker.

73
Glenn
WB4UIV


At 06:07 PM 06/01/05, you wrote:
Does anyone have it? (pdf, doc, etc.)

In leu of the manual, does anyone have the pin out connections on the
back of the radio?  I acquired this one from a friend but he doesn't
have 6-pin harness that plugs into the radio.

Thanks!!!









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Re: [Repeater-Builder] Owners manual for Motorola Triton Nautilus 440 Marine radio

2005-06-01 Thread Neil McKie

  I think I have that manual ... but won't know until later. 

  Neil - WA6KLA 

rpaxel wrote:
 
 Does anyone have it? (pdf, doc, etc.)
 
 In leu of the manual, does anyone have the pin out connections on the
 back of the radio?  I acquired this one from a friend but he doesn't
 have 6-pin harness that plugs into the radio.
 
 Thanks!!!






 
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[Repeater-Builder] Motorola CDM1250 Code plug

2005-06-01 Thread Steve Helton











Doe anyone know how to recover a CDM1250 with a
corrupt code plug. While programming the radio the cable between the computer
and the radio came unplugged. The radio now reads EEPRM CR ERROR
and the software will not talk to the radio any longer. I have access to
several good CMD1250s as well..



Thanks









Steve
Helton, N8RTY

CARES
(Clermont Amateur Radio Emergency Service)

RACES/ARES

Clermont County, Ohio

[EMAIL PROTECTED]

(513)
971-0142 Voice







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[Repeater-Builder] Corrupt code plug

2005-06-01 Thread Steve Helton











I have a UHF Motorola CDM1250 that is part of a repeater.
While programming it today with a new frequency the plug between the radio and
the computer came loose. Does anyone have the procedure for repairing a corrupt
code plug on this radio. I already have enough door stops.









Steve
Helton

[EMAIL PROTECTED]





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Re: [Repeater-Builder] Corrupt code plug

2005-06-01 Thread James
These are tough.  If it comes up EPROM CS ERROR, then you can just send 
the codeplug again (most of the time).  If this does not work, you will 
need to send it to the Motorola repair center.

James

Steve Helton wrote:

 I have a UHF Motorola CDM1250 that is part of a repeater. While 
 programming it today with a new frequency the plug between the radio 
 and the computer came loose. Does anyone have the procedure for 
 repairing a corrupt code plug on this radio. I already have enough 
 door stops.

  

  

  

 Steve Helton

 [EMAIL PROTECTED] mailto:[EMAIL PROTECTED]

  

  

 NOTE: This e-mail message, including any attachments, is for the sole 
 use of the intended recipient(s) and may contain private, confidential 
 and/or privileged information. Any unauthorized review, use, 
 disclosure or distribution is prohibited. If you are not the intended 
 recipient, employee or agent responsible for delivering this message, 
 please contact the sender by reply e-mail and destroy all copies of 
 the original e-mail message.

  

  








 
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RE: [Repeater-Builder] Corrupt code plug

2005-06-01 Thread Steve Helton

Thanks James, that is the exact error message I get. Does anyone know if the
corrupt codeplug info on Batlabs will work on a CDM1250 mobile. It
indicates that it is for the portable units but I would think it would work
on the mobiles as well. Any thoughts?
 
 
Steve Helton, N8RTY
[EMAIL PROTECTED]

 -Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of James
Sent: Wednesday, June 01, 2005 22:21
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Corrupt code plug

These are tough.  If it comes up EPROM CS ERROR, then you can just send 
the codeplug again (most of the time).  If this does not work, you will 
need to send it to the Motorola repair center.

James

Steve Helton wrote:

 I have a UHF Motorola CDM1250 that is part of a repeater. While 
 programming it today with a new frequency the plug between the radio 
 and the computer came loose. Does anyone have the procedure for 
 repairing a corrupt code plug on this radio. I already have enough 
 door stops.

  

  

  

 Steve Helton

 [EMAIL PROTECTED] mailto:[EMAIL PROTECTED]

  

  

 NOTE: This e-mail message, including any attachments, is for the sole 
 use of the intended recipient(s) and may contain private, confidential 
 and/or privileged information. Any unauthorized review, use, 
 disclosure or distribution is prohibited. If you are not the intended 
 recipient, employee or agent responsible for delivering this message, 
 please contact the sender by reply e-mail and destroy all copies of 
 the original e-mail message.

  

  








 
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[Repeater-Builder] Mastr II Comp Lines

2005-06-01 Thread Jamey Wright

I have a GE Mastr II repeater on 444.325 +.  The repeater was originally a
VHF base station.  I swapped out the RF modules, interfaced an outboard
controller, and the other things to make it play.  Or so I thought.  I am
using 2C ICOMS in the transmitter and receiver.  The were redone by ICM.
The Rx was sent back for them to repair after it wouldn't stay on freq.  I
got it back and thought all was ok.  Earlier tonight, someone pointed out
that it seemed the off frequency.  The Tx is fine but the rx seems to be
off.  I haven't actually measure to see if it is but everbody sounds bad
getting into it.  Even the ham that lives 1/4 mile away.  I was discussing
this problem with another repeater owner here and he suggested maybe the
comp line between the ICOMs was still connected and causing problems.  The
station originally had a 5C in the rx and an EC in the tx.  Could this be
causing problems?  If so, can someone point me to the easiest was to break
this connection?  I don't have  the complete manual here.  I have tidbits of
it in PDF but not the complete station/repeater manual.

Thanks

Jamey Wright
KD4SIY
444.325
Wilson Mtn/Oden Ridge, Al






 
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Re: [Repeater-Builder] Mastr II Comp Lines

2005-06-01 Thread Mike Morris
At 07:47 PM 6/1/05, you wrote:

I have a GE Mastr II repeater on 444.325 +.  The repeater was originally a
VHF base station.  I swapped out the RF modules, interfaced an outboard
controller, and the other things to make it play.  Or so I thought.  I am
using 2C ICOMS in the transmitter and receiver.  The were redone by ICM.
The Rx was sent back for them to repair after it wouldn't stay on freq.  I
got it back and thought all was ok.  Earlier tonight, someone pointed out
that it seemed the off frequency.  The Tx is fine but the rx seems to be
off.  I haven't actually measure to see if it is but everbody sounds bad
getting into it.  Even the ham that lives 1/4 mile away.  I was discussing
this problem with another repeater owner here and he suggested maybe the
comp line between the ICOMs was still connected and causing problems.  The
station originally had a 5C in the rx and an EC in the tx.  Could this be
causing problems?  If so, can someone point me to the easiest was to break
this connection?  I don't have  the complete manual here.  I have tidbits of
it in PDF but not the complete station/repeater manual.

Thanks

Jamey Wright
KD4SIY
444.325
Wilson Mtn/Oden Ridge, Al

How old are the crystals?  If less than a year, I'd just
put it back on channel, especially if it's less than 6
months...  I've seen new crystals move as much as
6khz as they age the first 6 months.  And it's not always
the same direction.  Strange as it seems, I once saw
a crystal drift down 2khz, then up 3khz, then back
down 2khz and it finally settled down there.

See the article at
http://www.repeater-builder.com/ge/mastrII/m2icoms.html
and pop the covers off and compare the guts to the pictures.
I've seen ECs and 5Cs with 2C covers and sold as 2Cs.
Remember, a 2C element stands alone, only a 5C generates
comp voltage, and only an EC receives it.   If you are running
true 2C elements the comp pin isn't even connected.

In a station the comp pins on the elements in a chassis
are connected together, and to nothing else - i.e. all the
RX comp pins are tied together, and separately all the TX
pins are tied together.  A common mod is tying the comp
lines of the two chassis together.  I've been told that some
GE stations came that way, but I've not seen one.

In your case, I'd pull the both elements, put a DVM on the
comp line of the TX chassis and check the voltage.It
should be floating - an open circuit.  Then plug the
TX element back in.  If the voltage changes, that's
significant.

Then do the same procedure to the RX chassis and
element...If the voltage changes, that's significant.

The above procedure should tell you something
let us know.

Mike





 
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Re: [Repeater-Builder] Mastr II Comp Lines

2005-06-01 Thread Q
Doesnt matter,2C Icoms dont use the comp line.Check the +10volt reg line 
to be sure its stable and
 properly adjusted.If its ok,you have a bad crystal or Icom.

Jamey Wright wrote:

I have a GE Mastr II repeater on 444.325 +.  The repeater was originally a
VHF base station.  I swapped out the RF modules, interfaced an outboard
controller, and the other things to make it play.  Or so I thought.  I am
using 2C ICOMS in the transmitter and receiver.  The were redone by ICM.
The Rx was sent back for them to repair after it wouldn't stay on freq.  I
got it back and thought all was ok.  Earlier tonight, someone pointed out
that it seemed the off frequency.  The Tx is fine but the rx seems to be
off.  I haven't actually measure to see if it is but everbody sounds bad
getting into it.  Even the ham that lives 1/4 mile away.  I was discussing
this problem with another repeater owner here and he suggested maybe the
comp line between the ICOMs was still connected and causing problems.  The
station originally had a 5C in the rx and an EC in the tx.  Could this be
causing problems?  If so, can someone point me to the easiest was to break
this connection?  I don't have  the complete manual here.  I have tidbits of
it in PDF but not the complete station/repeater manual.

Thanks

Jamey Wright
KD4SIY
444.325
Wilson Mtn/Oden Ridge, Al






 

  






 
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Re: [Repeater-Builder] New UK Member

2005-06-01 Thread Q
Welcome to the list! A CAT-200 is a decent controller,but those Rangers 
are not a good choice for a repeater. You would be better off with 
something like a MastrII or Micor,crystal controlled and built for harsh 
duty with tight front ends. The Ranger's power amp is not rated for 
anything near repeater duty and will overheat. I prefer the MastrII base 
stations,100%duty cycle and pretty much bullet-proof,my vhf has been in 
continuous use for 27 years and still has the origional output 
transistors in it. Come to think of it,the whole thing is origional 
except for the upgrade to a PLL exciter. The audio is outstanding! I 
also use a MastrII base on my 440 repeater and some mobiles for links 
and remote bases,so I am biased. 73,Lee,N3APP,Erie,PA,USA

Steve Bainbridge wrote:

Hi
Iam a UK radio amateur, M1SWB. I have been
authorised to build a 6mtr reapeater. I will
be using 2 ex NYPD GE Rangr,s on 50Mhz, type
P19C852051P8. I need a service manual for this set.
As for the logic what do members think of the CAT200B


73


Steve








 

  






 
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Re: [Repeater-Builder] Mastr II Comp Lines

2005-06-01 Thread mch
The 2Cs ignore the comp lines anyway (they aren't connected since the 2C
element does not export its comp signals), so that can't be it unless
the 2C elements were modified to export the comp signals.

Joe M.

At 07:47 PM 6/1/05, you wrote:
I have a GE Mastr II repeater on 444.325 +.  The repeater was originally a
VHF base station.  I swapped out the RF modules, interfaced an outboard
controller, and the other things to make it play.  Or so I thought.  I am
using 2C ICOMS in the transmitter and receiver.  The were redone by ICM.
The Rx was sent back for them to repair after it wouldn't stay on freq.  I
got it back and thought all was ok.  Earlier tonight, someone pointed out
that it seemed the off frequency.  The Tx is fine but the rx seems to be
off.  I haven't actually measure to see if it is but everbody sounds bad
getting into it.  Even the ham that lives 1/4 mile away.  I was discussing
this problem with another repeater owner here and he suggested maybe the
comp line between the ICOMs was still connected and causing problems.  The
station originally had a 5C in the rx and an EC in the tx.  Could this be
causing problems?  If so, can someone point me to the easiest was to break
this connection?  I don't have  the complete manual here.  I have tidbits
of
it in PDF but not the complete station/repeater manual.

Thanks

Jamey Wright
KD4SIY
444.325
Wilson Mtn/Oden Ridge, Al





 
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