Re: [Repeater-Builder] Radio Question

2006-03-09 Thread n7zef
Model # of the radio is D43KXA7JA5BK

- Original Message - 
From: Mike Morris [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Wednesday, March 08, 2006 10:06 PM
Subject: Re: [Repeater-Builder] Radio Question


At 05:11 PM 03/08/06, you wrote:

I have a friend that has access to some Motorola Spectra radios in the VHF
(160mHz) area.

Look at www.reepater-builder.com ... go to the Motorola page, then
the Spectra page.

Look at the ranges section. The low range is 136-162MHz, the high range
is 146-174MHz.  Either will work well as a 2m mobile, but the low
range is preferred.
What is the ACTUAL model number AND the ID number off the label?

Are these radios good radios,

They are top-of-the-line previous generation public safety grade.
Motorola no longer provides depot service for them so most agencies
are selling them off.  The time bomb capacitor problem didn't help.

and will they work for a 2 meter repeater?

Not as the repeater transmitter itself.   Look at the size of the heat sink.
It's the old mobile-in-a-continuous-duty-environment problem.

Mike WA6ILQ







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[Repeater-Builder] new to Micor

2006-03-09 Thread andy thrasher



Hello AllI have a UHF Micor RT station that was a surplus 460 police repeater, single reciever, 75 watt PA. I am almost sure it was setup for DC control. Here is my generic questains. I have built quite a few repeaters but never a Micor. Of course I need to make sure the station will operate as-is before I convert it to Amateur use.   I would like some suggestions for like backplane jumper placement, what stock cards to use, or just maybe some sort of logical plan of attack.   For now, I do not have the tone remote, and I have the station control module, ( with all switches in defeat mode, and the 4-wire line driver cards installed. The most I am getting is weak audio that I cannot squelch from the reciever controls, but only with the line driver card installed. (I have a generic Moto speaker hooked to the pins on the backplane) If I install the squelch gate card all audio goes away, and I dont seem to get any TX from
 the N/C switch on the station control card throuh the wattmeter.   I do have all the manuals, and I do have a good service monitor and test gear. The goal is to verify proper stock operation, then do the mods for a ham repeater. I just have zero experiance with the Micor and need a planThanks Andy T. KC8EVM
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[Repeater-Builder] Re: Radio Question Spectra

2006-03-09 Thread sgreact47
Hey, Mike, are we still going to do the Spectra project?

Will

Mike Morris [EMAIL PROTECTED] wrote:

 At 05:11 PM 03/08/06, you wrote:
 
 I have a friend that has access to some Motorola Spectra radios in 
the VHF
 (160mHz) area.
 
 Look at www.reepater-builder.com ... go to the Motorola page, then 
 the Spectra page.
 











 
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[Repeater-Builder] Zetron ZML/ZMX Microphone

2006-03-09 Thread Luc Pernot










Hi gang, I'd like to know if one of you would have
technical info on how to connect a zetron ZML/ZMX mike :



Here is an info link: http://www.intepla.com/zetron/english/specpdf/zmxspc.pdf







Thanks, VE3JGL Luc.

















  




  
  
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Re: [Repeater-Builder] new to Micor

2006-03-09 Thread Captainlance





The backplane needs jumpers 1,4,5 only.. remove all 
others. I can email you the complete conversion process that I use, or fax it to 
you. Here is a good start on things. I've done about 15 of them so 
far with success.if you plan to use a controller, then the only card you will 
need is the station control card, with the correct jumper arrangement. it is 
normal to lose rx audio with the wireline driver card out, but a jumper between 
pins 6 and 14 of J2, the long strip of exposed pins on the lower part of the 
backplanewill return your audio. The station card needs JU2 thru 9 in, and 
JU10 out. You will need to add an IRC510 mosfet to J5, the row of pins on the 
upper part of the backplane, to switch pins 19 and 20 together on transmit, 
getting the voltage frompin 25 of the same J5.
lance N2HBA

  - Original Message - 
  From: 
  andy thrasher 
  To: Repeater-Builder@yahoogroups.com 
  
  Sent: Wednesday, March 08, 2006 6:20 
  PM
  Subject: [Repeater-Builder] new to 
  Micor
  
  Hello All
  
  I have a UHF Micor RT station that was a surplus 460 police repeater, 
  single reciever, 75 watt PA. I am almost sure it was setup for DC control. 
  Here is my generic questains. I have built quite a few repeaters but never a 
  Micor. Of course I need to make sure the station will operate as-is before I 
  convert it to Amateur use. 
  I would like some suggestions for like backplane jumper placement, 
  what stock cards to use, or just maybe some sort of logical plan of attack. 
  
  For now, I do not have the tone remote, and I have the station control 
  module, ( with all switches in defeat mode, and the 4-wire line driver cards 
  installed. The most I am getting is weak audio that I cannot squelch from the 
  reciever controls, but only with the line driver card installed. (I have a 
  generic Moto speaker hooked to the pins on the backplane) If I install the 
  squelch gate card all audio goes away, and I dont seem to get any TX from the 
  N/C switch on the station control card throuh the wattmeter. 
  I do have all the manuals, and I do have a good service monitor and test 
  gear. The goal is to verify proper stock operation, then do the mods for a ham 
  repeater. I just have zero experiance with the Micor and need a plan
  
  Thanks Andy T. KC8EVM
  
  
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  PhotoMail makes sharing a breeze. 
  













  




  
  
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Re: [Repeater-Builder] new to Micor

2006-03-09 Thread andy thrasher



Thanks Capt. LanceThat is some great detailed info which I will use. Yes, I will be using an external controller (CAT 300DXL) , and my goal is to do the conversion on the audio squelch board per Kevins article on RBTIP. Hopefully eliminating most if not all the station cards. BTW this is a compastation unified chassis. At present I just want to see if I can verify RX and TX per specs. Being a GE guy all my repeater-ham life its fun tackling a new type of machine!  Thanks and 73  Andy KC8EVMCaptainlance [EMAIL PROTECTED] wrote:  The backplane needs jumpers 1,4,5 only.. remove all others. I can email you the complete conversion process
 that I use, or fax it to you. Here is a good start on things. I've done about 15 of them so far with success.if you plan to use a controller, then the only card you will need is the station control card, with the correct jumper arrangement. it is normal to lose rx audio with the wireline driver card out, but a jumper between pins 6 and 14 of J2, the long strip of exposed pins on the lower part of the backplanewill return your audio. The station card needs JU2 thru 9 in, and JU10 out. You will need to add an IRC510 mosfet to J5, the row of pins on the upper part of the backplane, to switch pins 19 and 20 together on transmit, getting the voltage frompin 25 of the same J5.  lance N2HBA- Original Message -   From: andy thrasher   To: Repeater-Builder@yahoogroups.com   Sent: Wednesday, March 08, 2006 6:20 PM  Subject: [Repeater-Builder] new to MicorHello AllI have a UHF Micor RT station that was a surplus 460 police repeater, single reciever, 75 watt PA. I am almost sure it was setup for DC control. Here is my generic questains. I have built quite a few repeaters but never a Micor. Of course I need to make sure the station will operate as-is before I convert it to Amateur use.   I would like some suggestions for like backplane
 jumper placement, what stock cards to use, or just maybe some sort of logical plan of attack.   For now, I do not have the tone remote, and I have the station control module, ( with all switches in defeat mode, and the 4-wire line driver cards installed. The most I am getting is weak audio that I cannot squelch from the reciever controls, but only with the line driver card installed. (I have a generic Moto speaker hooked to the pins on the backplane) If I install the squelch gate card all audio goes away, and I dont seem to get any TX from the N/C switch on the station control card throuh the wattmeter.   I do have all the manuals, and I do have a good service monitor and test gear. The goal is to verify proper stock operation, then do the mods for a ham repeater. I just have zero experiance with the Micor and need a planThanks Andy T. KC8EVM  Yahoo! MailBring photos to life! New PhotoMail makes sharing a breeze. 
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Re: [Repeater-Builder] Radio Question

2006-03-09 Thread [EMAIL PROTECTED]
Our service tech for the Spectra radios here at our shop would like to know 
what's the Time Bomb Problem? It must not be a problem in the 800-MHz 
Spectras.
LJ

-Original Message-
From: Mike Morris [EMAIL PROTECTED]
Sent: Mar 8, 2006 9:06 PM
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Radio Question

At 05:11 PM 03/08/06, you wrote:

I have a friend that has access to some Motorola Spectra radios in the VHF
(160mHz) area.

Look at www.reepater-builder.com ... go to the Motorola page, then 
the Spectra page.

Look at the ranges section. The low range is 136-162MHz, the high range
is 146-174MHz.  Either will work well as a 2m mobile, but the low 
range is preferred.
What is the ACTUAL model number AND the ID number off the label?

Are these radios good radios,

They are top-of-the-line previous generation public safety grade.
Motorola no longer provides depot service for them so most agencies
are selling them off.  The time bomb capacitor problem didn't help.

and will they work for a 2 meter repeater?

Not as the repeater transmitter itself.   Look at the size of the heat sink.
It's the old mobile-in-a-continuous-duty-environment problem.

Mike WA6ILQ






 
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Re: [Repeater-Builder] Radio Question

2006-03-09 Thread Bob M.
The aluminum electrolytic capacitors in the control
heads, command boards, and RF boards of at least the
900 MHz Spectra mobile radios leak, and the
electrolyte that oozes out will eventually eat through
traces on the circuit boards. If the caps are replaced
before the secondary damage occurs, the repair is
fairly inexpensive, otherwise it could require new
boards if the traces can't be repaired.

Bob M.
==
--- [EMAIL PROTECTED]
[EMAIL PROTECTED] wrote:

 Our service tech for the Spectra radios here at our
 shop would like to know what's the Time Bomb
 Problem? It must not be a problem in the 800-MHz
 Spectras.
 LJ
 
 -Original Message-
 From: Mike Morris [EMAIL PROTECTED]
 Sent: Mar 8, 2006 9:06 PM
 To: Repeater-Builder@yahoogroups.com
 Subject: Re: [Repeater-Builder] Radio Question
 
 At 05:11 PM 03/08/06, you wrote:
 
 I have a friend that has access to some Motorola
 Spectra radios in the VHF
 (160mHz) area.
 
 Look at www.reepater-builder.com ... go to the
 Motorola page, then 
 the Spectra page.
 
 Look at the ranges section. The low range is
 136-162MHz, the high range
 is 146-174MHz.  Either will work well as a 2m
 mobile, but the low 
 range is preferred.
 What is the ACTUAL model number AND the ID number
 off the label?
 
 Are these radios good radios,
 
 They are top-of-the-line previous generation public
 safety grade.
 Motorola no longer provides depot service for them
 so most agencies
 are selling them off.  The time bomb capacitor
 problem didn't help.
 
 and will they work for a 2 meter repeater?
 
 Not as the repeater transmitter itself.   Look at
 the size of the heat sink.
 It's the old
 mobile-in-a-continuous-duty-environment problem.
 
 Mike WA6ILQ

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[Repeater-Builder] Parkinson RP3A Controller info (re: GE MVP)

2006-03-09 Thread skipp025
Re: Parkinson RP3A Controller info

Per my previous post regarding the Parkinson Repeater 
Controller made for the GE MVP Radio/Repeater. 

First off, thank you to everyone who replied direct. 

Jeff was kind enough to lend me his original GE MVP 
5 Watt Repeater Manual, which supplied the original RP3A 
information in detail.  There appears to be two manual 
sections related to the RP3A... one the installation and 
the other a Circuit Description Manual. The installation 
portion of the manual(s) looks to be already available 
on the Repeater-Builder web site. The mentioned section 
doesn't have the circuit diagram included. 

After a war with the copy machine, I've been able to 
resize the larger 11x17 pages into the entire 8.5x11 
inch format and scan it into an Adobe type pdf file. 

I now have the Technical - Circuit Description Manual 
for the RP3A (which includes the circuit diagram) available 
free as a pdf file and will also send a copy to Mike for 
the RB web site. 

    

The back of the GE MVP Repeater Manual also had the tune 
up instrucitons for the flat pack uhf phelps dodge 
duplexers if anyone is interested in a copy.  Just takes 
an email request or wait until Mike makes the files available 
on the RB web site. 

Yes, I'm working on a scan of the entire GE MVP Repeater 
Manual but it ain't gonna happen real fast so just relax.

Email me direct, not back through the group here if you'd 
like an emailed copy of the RP3A or Phelps Dodge Flat-pack 
duplexer alignment instructions. 

cheers, 

skipp025 at yahoo.com 

www.radiowrench.com/sonic 

the smoking light is now on... smoke'm if you got'em







 
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Re: [Repeater-Builder] Radio Question

2006-03-09 Thread Charles Miller
Larry,

Depending on when the radio was manufactured the aluminum electrolytic caps
on the control, display and rf boards begin to leak acid. This acid causes
shorts on the board when it dries and eats away the circuit traces. There is
a service bulletin from Motorola regarding this problem. You may even be
able to get FREE parts from Motorola.

Good Luck.

Charles Miller

- Original Message - 
From: [EMAIL PROTECTED] [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Thursday, March 09, 2006 9:27 AM
Subject: Re: [Repeater-Builder] Radio Question


 Our service tech for the Spectra radios here at our shop would like to
know what's the Time Bomb Problem? It must not be a problem in the 800-MHz
Spectras.
 LJ







 
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[Repeater-Builder] Re: Receiver Tuning

2006-03-09 Thread Dave VanHorn

Well, I should be able to answer those questions soon, as my Sinadder 
just arrived.  No time to play tonight, but ASAP.

I did a quick check, plugging it into the tone out on my HP generator 
where it shows 20dB with the 1kHz tone on, and 0 with the 400Hz tone 
on, pretty much as expected. 

But, it will have to wait as I'm on a crash project for work.








 
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[Repeater-Builder] Manual - R1011A Power Supply

2006-03-09 Thread N9WYS
Sorry for the OT post...

I know I asked this before and someone replied with the manual number, but I
can't seem to find that message now.  ARRRGH!!

Can someone please reply off-list with the manual number for the Motorola
(General Dynamics) R1011A manual number (Motorola #)??  I finally got access
to Motorola online, and I'd like to search for it and get it ordered.  (If
it's still available...)

Thanks ahead of time!
Mark - N9WYS
n9wys -at- ameritech -dot- net






 
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RE: [Repeater-Builder] Cable

2006-03-09 Thread N9WYS
Well, I was finally able to get them ordered today...  I had the guy at the
county add me on to their account as a user for web browsing and ordering.  

Also, FYI for all you guys (or youse guys, as it is usually pronounced here
in Chicago) who prefer to just call Motorola - my guy called Motorola parts
on the phone and they told him they preferred that he use the web site.

Looks like they're trying to go away from the phone assist/ordering.  SO if
you're not set-up for online ordering yet, you might want to get it set-up
now.

And I'm not having any luck with the manual number I got regarding the
R1011A power supply...

Mark - N9WYS

-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of Bob M.
Sent: Monday, March 06, 2006 2:40 PM
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder] Cable

Well, it's only metering signals, and I'm pretty sure
they're DC and filtered on the receiver, so shielding
is just part of the overall effort to keep RF inside
the chassis. I doubt it's critical unless you're using
the receiver in a situation where any leakage of any
kind could be picked up and intelligence gained from
it (like inside the US Embassy in Russia).

Worst case, you could wrap it in aluminum foil. I
don't plan on using shielded wire for mine, just some
plain #22 wires.

Were you able to purchase the plugs from Motorola?

Bob M.
==
--- N9WYS [EMAIL PROTECTED] wrote:

 OK, thanks for the input, Bob.  I actually measured
 the cable I have, and it
 measures about 7 1/4 overall...  So 6 would have
 been a bit short.
 
 I'm wondering just how critical the shielding is on
 this particular cable?
 I have multi-conductor cable available, but it is
 unshielded.
 
 Mark - N9WYS
 
 -Original Message-
 From: Repeater-Builder@yahoogroups.com
 [mailto:[EMAIL PROTECTED] On Behalf
 Of Bob M.
 Sent: Monday, March 06, 2006 10:54 AM
 To: Repeater-Builder@yahoogroups.com
 Subject: RE: [Repeater-Builder] Cable
 
 You should make the cable 11-12 inches long, like
 the
 manual says. I made mine 6 inches before looking at
 the manual or the chassis - way too short. Now I
 have
 to take it all apart and do it all over again. #22
 or
 #24 stranded wire is fine.
 
 Bob M.
 
 
 
 
 
 
  
 Yahoo! Groups Links
 
 
 [EMAIL PROTECTED]
 
  
 
 
 
 


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Re: [Repeater-Builder] new to Micor

2006-03-09 Thread Mike Morris
At 03:20 PM 03/08/06, you wrote:
Hello All

I have a UHF Micor RT station that was a surplus 460 police 
repeater, single reciever, 75 watt PA. I am almost sure it was setup 
for DC control. Here is my generic questains. I have built quite a 
few repeaters but never a Micor. Of course I need to make sure the 
station will operate as-is before I convert it to Amateur use.
I would like some suggestions for  like backplane jumper placement, 
what stock cards to use, or just maybe some sort of logical plan of attack.
For now, I do not have the tone remote, and I have the station 
control module, ( with all switches in defeat mode, and the 4-wire 
line driver cards installed. The most I am getting is weak audio 
that I cannot squelch from the reciever controls, but only with the 
line driver card installed. (I have a generic Moto speaker hooked to 
the pins on the backplane)

This is normal.  Live with it.

Mike WA6ILQ






 
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Re: [Repeater-Builder] Radio Question

2006-03-09 Thread Mike Morris
Can someone send me the details from that service bulletin?
perhaps in private email?

I'd like to add the details to the Spectra page.

Mike WA6ILQ

At 11:22 AM 03/09/06, you wrote:
Larry,

Depending on when the radio was manufactured the aluminum electrolytic caps
on the control, display and rf boards begin to leak acid. This acid causes
shorts on the board when it dries and eats away the circuit traces. There is
a service bulletin from Motorola regarding this problem. You may even be
able to get FREE parts from Motorola.

Good Luck.

Charles Miller

- Original Message -
From: [EMAIL PROTECTED] [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Thursday, March 09, 2006 9:27 AM
Subject: Re: [Repeater-Builder] Radio Question


  Our service tech for the Spectra radios here at our shop would like to
know what's the Time Bomb Problem? It must not be a problem in the 800-MHz
Spectras.
  LJ
 







Yahoo! Groups Links










 
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Re: [Repeater-Builder] new to Micor

2006-03-09 Thread Mike Morris




At 05:52 AM 03/09/06, you wrote:
The backplane needs
jumpers 1,4,5 only.. remove all others. I can email you the complete
conversion process that I use, or fax it to you. Here is a good start on
things. I've done about 15 of them so far with success.if you
plan to use a controller, then the only card you will need is the station
control card, with the correct jumper arrangement. it is normal to lose
rx audio with the wireline driver card out, but a jumper between pins 6
and 14 of J2, the long strip of exposed pins on the lower part of the
backplane will return your audio.
That jumper hooks receiver audio to the speaker amplifier input.
If you mount a SPDT toggle switch under the volume and squelch 
controls with the armature on the amplifier input and one side on 
the receiver output and the other side on the transmitter audio input

then you can monitor either audio source (i.e in the transmitter 
position you can hear the controller responses - the IDer, the 
reset beep, the function complete acknowledgement, etc.
Or put a rotary switch in and use the other positions to monitor 
audio from NOAA receivers, to / from link receivers/transmitters, 
to/from remote bases, etc.
The station card
needs JU2 thru 9 in, and JU10 out. You will need to 
add an IRC510 mosfet to J5, the row of pins on the upper part of 
the backplane, to switch pins 19 and 20 together on transmit, 
getting the voltage frompin 25 of the same J5. 
That just switches the transmitter channel element on and off.
You can use the existing antenna relay switching transistor on 
the station card (repeaters have no antenna relay, so it's unused) 
to do the same thing.
Three days ago, (March 6th, about 4:30pm) I did a posting on

this same topic to a gentleman who was asking about hooking a 
unified station to an Arcom 210 controller. Rather than post a

long brain dump again , I suggest that you backstep and read it.
Mike WA6ILQ













  




  
  
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[Repeater-Builder] Equipment For Sale

2006-03-09 Thread Robin Midgett
I've updated my swap page with more repeater gear for sale. As a sampling:

  Andrew Coax Connectors  jumpers: UHF, Type N, DIN, ground kits, 
1/4, 1/2, 7/8, 1-1/4, 1-5/8, grips; more added soon
 G.E. MASTRII UHF Repeaters
 G.E. MASTRIII UHF Repeaters
 G.E. UHF Repeaters from Delta Mobile Radios
 RCA-500 Series UHF Repeaters
 RF Power/SWR Meters (Bird 43  Slugs)
 G.E. MasterII UHF Power Amplifier Replacement Boards
 900 MHz. F.M. Repeater Gear (Tait, G.E. MASTRII, Brand x)
 Quintron VHF Power Amplifier w/Power Supply
 Astron, Ericsson/RCA,  Samlex Power Supplies
 Sinclair VHF Antenna Arrays
 Decibel Products DB-408 UHF Antennas, Cable Feed Through Tubes
 TX/RX UHF Cavities (duplexers)

The URL is http://www.people.vanderbilt.edu/~robin.midgett/index.htm

Thanks,
Robin Midgett K4IDC
615-322-5836 office - rolls to pager
615-835-7699 pager
615-301-1642 home
[EMAIL PROTECTED]
[EMAIL PROTECTED]
http://www.people.vanderbilt.edu/~robin.midgett/index.htm  





 
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[Repeater-Builder] Re: Receiver Tuning

2006-03-09 Thread Dave VanHorn

So I snuck in a minute to play with the new toy.

If my meter is reading right, I'm at 0.24uV for 12dB sinad.
I tuned by ear, and got 0.26, so not THAT bad, but with the meter I 
don't have to listen to the tone and noise that drives me nuts.

This is a Hae Dong meter, there are more on Ebay for $30 or thereabouts.
It's used, and no manual, but hey, it's got a 110Vac plug and a BNC 
input. What manual do you need? :)








 
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RE: [Repeater-Builder] Re: Receiver Tuning

2006-03-09 Thread Mike Perryman
Got an item number..  Hae Dong turned up nothing..
mike

-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] Behalf Of Dave VanHorn
Sent: Thursday, March 09, 2006 9:12 PM
To: Repeater-Builder@yahoogroups.com
Subject: [Repeater-Builder] Re: Receiver Tuning



So I snuck in a minute to play with the new toy.

If my meter is reading right, I'm at 0.24uV for 12dB sinad.
I tuned by ear, and got 0.26, so not THAT bad, but with the meter I 
don't have to listen to the tone and noise that drives me nuts.

This is a Hae Dong meter, there are more on Ebay for $30 or thereabouts.
It's used, and no manual, but hey, it's got a 110Vac plug and a BNC 
input. What manual do you need? :)








 
Yahoo! Groups Links



 






 
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Re: [Repeater-Builder] Re: Receiver Tuning

2006-03-09 Thread Dan KC2BEZ
Try item# 7598024261

Dan

On 3/9/06, Mike Perryman [EMAIL PROTECTED] wrote:
 Got an item number..  Hae Dong turned up nothing..
 mike

 -Original Message-
 From: Repeater-Builder@yahoogroups.com
 [mailto:[EMAIL PROTECTED] Behalf Of Dave VanHorn
 Sent: Thursday, March 09, 2006 9:12 PM
 To: Repeater-Builder@yahoogroups.com
 Subject: [Repeater-Builder] Re: Receiver Tuning



 So I snuck in a minute to play with the new toy.

 If my meter is reading right, I'm at 0.24uV for 12dB sinad.
 I tuned by ear, and got 0.26, so not THAT bad, but with the meter I
 don't have to listen to the tone and noise that drives me nuts.

 This is a Hae Dong meter, there are more on Ebay for $30 or thereabouts.
 It's used, and no manual, but hey, it's got a 110Vac plug and a BNC
 input. What manual do you need? :)









 Yahoo! Groups Links











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--
Dan Simmons
KC2BEZ
President North Country Amateur Radio Club W2LCA




 
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[Repeater-Builder] Re: Receiver Tuning

2006-03-09 Thread Dave VanHorn
Just search on sinadder








 
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[Repeater-Builder] Master III Modules

2006-03-09 Thread Charles Mumphrey
I have a set or two, NOS, of Master III Repeater modules in the
UHFsplits G3 and G9. Wishing to resonably trade for a G7set, or
indivdual modules, so I may assemble an open,  HAMMY machine.
Thanks for the looking!
Charlie

Charles Mumphrey
Amateur Radio Station Kc5ozh
Kc5ozh Rowlett Repeater: 441.325 Mhz + 162.2
Kc5ozh Dallas Repeater: 441.950 Mhz + 162.2
Rowlett R.A.C.E.S. Unit 823
http://www.CharliesElectronics.com








 
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RE: [Repeater-Builder] Re: Receiver Tuning

2006-03-09 Thread n . mckie

  I used the Sinadder when it first came out ... once my ear had 
 learned what to listen for, I quit using the it. 

  Neil  




 Original Message 
From: [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder] Re: Receiver Tuning
Date: Fri, 10 Mar 2006 02:12:08 -


So I snuck in a minute to play with the new toy.

If my meter is reading right, I'm at 0.24uV for 12dB sinad.
I tuned by ear, and got 0.26, so not THAT bad, but with the meter I 
don't have to listen to the tone and noise that drives me nuts.

This is a Hae Dong meter, there are more on Ebay for $30 or
thereabouts.
It's used, and no manual, but hey, it's got a 110Vac plug and a BNC 
input. What manual do you need? :)








 
Yahoo! Groups Links



 








 
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 to:
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