Re: [Repeater-Builder] RE: [GE Mastr II] Help ID 19C321936G2

2010-07-24 Thread men...@pa.net
Taking a bit of a guess, since the board appears to be some sort of encoder or decoder for audio,I would suspect that it could be used as a single tone burst encoder or decoder. The CG module position would have provisions for PTT and audio out as well as disc. audio in and squelch disable

[Repeater-Builder] RE: [GE Mastr II] Help ID 19C321936G2

2010-07-23 Thread Eric Lemmon
Corey, That device is definitely for a Mastr II radio, and it definitely plugs into the same place as a Channel Guard module. However, I cannot find any reference to that module in the RBTIP GE files. Curiously, Dale K0JXI, posted an identical request for info on the same board, five years ago:

[Repeater-Builder] Re: [GE Mastr II] MASTER II TO RC-210

2009-11-24 Thread Kevin Custer
W8YSU wrote: > Does anyone on this list have pictures or scematic of a VHF Master II hooked > up to an ARCOM RC-210? > > We are starting to work on one for our Club Repeater and I am looking for > some examples for reference. Dean, Station or converted mobile? Did you look here? www.mastr2.com

[Repeater-Builder] Re: GE Mastr II parts

2009-09-14 Thread ldgelectronics
Hi Gilles, I have some tone boards you can have for the cost of shipping. Do you need encode or decode? Dwayne Kincaid WD8OYG > Hi All, > > I am new to this group and I was wondering if someone could help us out, we > are an amateur radio club and our UHF repeater died so we are looking for

[Repeater-Builder] Re: GE Mastr II IDA drop timer

2009-07-31 Thread n2wns
I Made sure the timers are enabled I even tried with the jumper off, still nothing --- In Repeater-Builder@yahoogroups.com, "iamcranked" wrote: > > Bill, > > Tried to reply earlier but guess something gobbled it. > > Make certain that H14 to H15 is jumpered or the timers/re

[Repeater-Builder] Re: GE Mastr II IDA drop timer

2009-07-31 Thread iamcranked
Bill, Tried to reply earlier but guess something gobbled it. Make certain that H14 to H15 is jumpered or the timers/repeater is not enabled. Larry - N7FM --- In Repeater-Builder@yahoogroups.com, "n2wns" wrote: > > I have a Mastr II with an IDA controller (19B234871). I followed the Service >

Re: [Repeater-Builder] Re: GE Mastr II Fuzzy audio

2009-06-26 Thread Eric Lowell
eater-Builder] Re: GE Mastr II Fuzzy audio To: Repeater-Builder@yahoogroups.com Date: Friday, June 26, 2009, 6:14 PM Hi Lowell, Near the front end helical section of the reciever there are two crystals and a trimmer near them Also, 3 coils that need alignment. There are the ones I am talking

[Repeater-Builder] Re: GE Mastr II Fuzzy audio

2009-06-26 Thread w4sef
Hi Lowell, Near the front end helical section of the reciever there are two crystals and a trimmer near them Also, 3 coils that need alignment. There are the ones I am talking about. I have a feeling that these are the ones that are not aligned properly. The reciever is very sensitive-about.12 f

[Repeater-Builder] Re: [GE Mastr II] For Sale: Telewave dual Isolator & TX-RX duplexer

2009-02-12 Thread Don E. Wisdom
By the way the duplexer is BpBr --Don On 2/12/09 8:06 PM, "Don E. Wisdom" wrote: Hi All, I have decided to sell the rest of the equipment that was on my repeater that isn't getting built. I have for sale the following things: Telewave T1050B Dual isolator tuned to 444.575 (the paint is a littl

RE: [Repeater-Builder] Re: Ge Mastr II Squelch

2008-09-29 Thread KD4PBC
alk before that system has had time to set up. Robert -Original Message- From: Repeater-Builder@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of k6jsi Sent: Friday, September 19, 2008 6:35 PM To: Repeater-Builder@yahoogroups.com Subject: [Repeater-Builder] Re: Ge Mastr II Squelch

Re: [Repeater-Builder] Re: Ge Mastr II Squelch

2008-09-19 Thread no6b
At 9/19/2008 15:35, you wrote: >--- In Repeater-Builder@yahoogroups.com, "kb5vjy" <[EMAIL PROTECTED]> wrote: > > > > I have just put my second Mastr 2 repeater together and I would like > > to see if anyone has any input in the squelch circuit. I noticed on > > both of them that when users un-key

[Repeater-Builder] Re: Ge Mastr II Squelch

2008-09-19 Thread k6jsi
--- In Repeater-Builder@yahoogroups.com, "kb5vjy" <[EMAIL PROTECTED]> wrote: > > I have just put my second Mastr 2 repeater together and I would like > to see if anyone has any input in the squelch circuit. I noticed on > both of them that when users un-key their radios, there is about a > half s

[Repeater-Builder] Re: GE MASTR II PWR SUPPLY - What dies first?

2008-08-22 Thread enjoyacold807
Eric, You are right as rain. The PN is off the back of the 'sheet metal' case. Thanks for the tip on what to look for. I'll check this weekend and let you know results. 73 de Rich AF1K --- In Repeater-Builder@yahoogroups.com, "Eric Lemmon" <[EMAIL PROTECTED]> wrote: > > Rich, > > Please r

[Repeater-Builder] Re: GE MASTR II PWR SUPPLY - What dies first?

2008-08-19 Thread Laryn Lohman
You are aware that these GE supplies are unregulated... The voltage can vary from 15.5-16 unloaded and easily drop 2-3 volts with a good load on it. At least not the common series pass regulation. Things like power amps and lots of other devices don't care. What are the *seismic* voltage variat

[Repeater-Builder] RE: [GE Mastr II] 2m/220/440 Repeater antennas

2008-08-03 Thread Eric Lemmon
Fred, I think you're a top-notch daydreamer! But seriously, I wonder if any multi-band antennas have a DC-grounded construction that will handle a lightning strike. Also, the harmonic relationships of the 2m, 220, and 440 bands in one antenna might create an effective intermodulation generator.

Re: [Repeater-Builder] Re: GE Mastr II Station battery backup question

2008-05-25 Thread Jim Brown
For the GE units I have seen, the battery leads came out the large hole in the back of the supply where the DC leads to the fuse mounted on the rear panel emerge. The Repeater-Builder site has the battery backup mod documentation and I downloaded it there. I can look it up if you can't find it

[Repeater-Builder] Re: GE Mastr II Station battery backup question

2008-05-25 Thread Willis M. Hagler
Hello Jim Thank you for the information. If my GE power supply had the modification installed with a relay to switch to battery power then I would assume there would be some sort of battery terminals on the power supply. Mine doesn't have anything that looks like that so I'm guessing the power

[Repeater-Builder] Re: [GE Mastr II] Digest Number 2239

2007-10-01 Thread Nate Duehr
Scott Zimmerman wrote: > Roger, > >> One more thought. This article assumes you are running a high in/low out >> repeater. > > Correct. MOST of the country runs high in / low out. > > I should post my excel spreadsheets with the calculations for crystal > harmonics and their associated "sensit

[Repeater-Builder] Re: [GE Mastr II] URL Duplication with http prefix

2007-07-14 Thread Nate Duehr
On Jul 14, 2007, at 9:23 AM, Eric Lemmon wrote: > Mike and Nate, > > Almost every URL that is posted with "http" in front get duplicated, > regardless of the "<" and ">" characters. Duplicated? Never seen that here, ever. That's a mail client problem, not the sender's problem, if the sender

Re: [Repeater-Builder] Re: GE MASTR II and RC-1000V

2007-07-12 Thread Ron Wright
control. 73, ron, n9ee/r >From: mung_bungholio <[EMAIL PROTECTED]> >Date: 2007/07/11 Wed PM 06:31:53 CDT >To: Repeater-Builder@yahoogroups.com >Subject: [Repeater-Builder] Re: GE MASTR II and RC-1000V > >Well I got brave and opend the radio up. It wasn&#x

[Repeater-Builder] Re: GE MASTR II and RC-1000V

2007-07-11 Thread mung_bungholio
Well I got brave and opend the radio up. It wasn't as cludged together as I thought it would be. I took the COR off or the RUS line instead of the CAS and it's working fine now. I am still having problems with the programming but that is mostly because a couple of the dtmf keys on my radio

Re: [Repeater-Builder] Re: GE MASTR II and RC-1000V

2007-07-11 Thread mung
MAIL PROTECTED]> >>Date: 2007/07/10 Tue PM 05:49:16 CDT >>To: Repeater-Builder@yahoogroups.com >>Subject: [Repeater-Builder] Re: GE MASTR II and RC-1000V > >> >>I don't know if my other post made it through or not >>since I sent it &

Re: [Repeater-Builder] Re: GE MASTR II and RC-1000V

2007-07-11 Thread Ron Wright
10 Tue PM 05:49:16 CDT >To: Repeater-Builder@yahoogroups.com >Subject: [Repeater-Builder] Re: GE MASTR II and RC-1000V > >I don't know if my other post made it through or not since I sent it >from my email but anyway. > >I put the meter on the CAS line

[Repeater-Builder] Re: GE MASTR II and RC-1000V

2007-07-11 Thread mung_bungholio
I don't know if my other post made it through or not since I sent it from my email but anyway. I put the meter on the CAS line the purple wire from the MASTR II and I do get a change in voltage but it only goes to about .5 v instead of the 10v that the RC-1000 is looking for to key the repeater

[Repeater-Builder] Re: GE MASTR II and RC-1000V

2007-07-11 Thread mung_bungholio
An update to this. If I put the jumper on JP1 it puts the radio into transmit mode until I turn it off. If I listen with another radio I can hear the audio. I am running it into a dummy load right now but enough still gets through to hear it. Anyway it seems like for some reason the Recv COS

[Repeater-Builder] Re: GE MASTR II

2007-05-27 Thread ve3ext
Dave no trays but have the big power plugs for mastr ii i beleive. Problem is I'm mobile for 2 wks., if still required, pls. contact me then Jerry VE3 EXT

[Repeater-Builder] Re: GE mastr II repeater UHF

2007-04-27 Thread Coy Hilton
HI Jordan More details please. How much and where are the repeaters located? What Band? and anything else that you can think of. Thanks AC0Y --- In Repeater-Builder@yahoogroups.com, "twoway_tech" <[EMAIL PROTECTED]> wrote: > > I will probably get in trouble for this. If anyone is in need of a

[Repeater-Builder] Re: [GE Mastr II] Mastr III PA Power connector wanted

2007-03-20 Thread Nate Duehr
On 3/17/07, Don E. Wisdom <[EMAIL PROTECTED]> wrote: Hi All, Im looking for a Mastr IIe / III PA Power connector that plugs into the back of the Mastr III Power Supply. I just need the connector with some wire Thanks --Don KD7WKF If you find a source for them at a *reasonable* price, let

[Repeater-Builder] RE: [GE Mastr II] LBI needed

2007-03-11 Thread Eric Lemmon
John, The publication you need is LBI-4916. Alas, it is not in the Master LBI Index archive on the Repeater-Builder site. If any readers of this list happen to have a complete and clean original paper LBI-4916 that you will lend for high-resolution scanning, please contact me directly. The resu

[Repeater-Builder] RE: [GE Mastr II] Power Amplifier

2006-12-26 Thread Eric Lemmon
Bob, My GE LBI microfiche index shows that LBI-30423 covers both the PA board and the heat sink assembly. The 19D416936G1 is a 138-174 MHz 35 watt PA board, and the 19C320414G1 is a 138-174 MHz Intermittent-Duty PA Assembly. Unfortunately, LBI-30423 is missing from the LBI Master List on the Rep

[Repeater-Builder] Re: GE Mastr II Station

2006-12-21 Thread w5dk_don
I had trouble with preventing RX mute, if the ida controller gets any PTT signal and you dont have a certain shunt in the correct spot or your ida controller is not perfect, it will provide rx mute. I tried every combination using the 9 meg PDF- ending version E, wouldnt cooperate for me. I pul

[Repeater-Builder] Re: GE Mastr II Station

2006-12-20 Thread w5dk_don
The LBI document is on the RB site, there are two docs, one short one, and one really long one. (100 pages). I just did one of these and could not get any of the jumpers/shunts to work with me to prevent it from muting the receiver. My station was a simplex remote. So I cheated and pulled a

Re: [Repeater-Builder] Re: Ge Mastr II Question

2006-11-03 Thread Jim B.
G. Beat wrote: > In the early 1990s, I used the Hamtronics pre-amp (2 versions were > available - at that time) inside the MASTR II. Worked well. > > w9gb Likewise-I have a hamtronics GaasFet on a UHF Micor, works like a champ. Only glitch is that it doesn't come with a bottom plate, so it MUST

Re: [Repeater-Builder] RE: [GE Mastr II] Changing Icoms

2006-04-16 Thread no6b
At 4/15/2006 21:14, you wrote: >Rob, > >This topic has been covered repeatedly on the repeater-builder list, but >apparently not so often on this list, so I'll summarize the postings. > >It is definitely necessary to send the channel element in for re-crystaling. I disagree with this statement.

[Repeater-Builder] RE: [GE Mastr II] Changing Icoms

2006-04-15 Thread Eric Lemmon
Rob,   This topic has been covered repeatedly on the repeater-builder list, but apparently not so often on this list, so I'll summarize the postings.   It is definitely necessary to send the channel element in for re-crystaling.  When you order a bare crystal, intending to install it in a

[Repeater-Builder] Re: GE Mastr II repeater/base on 72mhz.. FREE for pickup.

2006-01-31 Thread na6df
It's spoken for... (thanks Skippy!) df --- In Repeater-Builder@yahoogroups.com, "na6df" <[EMAIL PROTECTED]> wrote: > > I have a 20 watt or so 72mhz base/repeater with all the usual cards in > it, no power supply, no cabinet. It was working when pulled from > service. Thought somebody might w

[Repeater-Builder] Re: [GE Mastr II] UHF Mastr II stations for trade

2006-01-14 Thread Nate Duehr
Nate Duehr wrote: > Nate Duehr wrote: > >> Jeff, >> >> Have a Harris PA here that the club's been considering selling. (Or if >> anyone else is interested.) > > p.s. Harris isn't right... It's a well known brand, but that's not it. > For the life of me I can't remember it right now. p.p.s. It

[Repeater-Builder] Re: [GE Mastr II] UHF Mastr II stations for trade

2006-01-13 Thread Nate Duehr
Nate Duehr wrote: > Jeff, > > Have a Harris PA here that the club's been considering selling. (Or if > anyone else is interested.) p.s. Harris isn't right... It's a well known brand, but that's not it. For the life of me I can't remember it right now. (I'm still at work copying a database fr

[Repeater-Builder] Re: [GE Mastr II] UHF Mastr II stations for trade

2006-01-13 Thread Nate Duehr
Jeff DePolo wrote: > I have a surplus of 100 watt UHF Mastr II repeaters (88 split) that I'm > looking to trade. I'm looking for high-power (150+ watt) solid-state UHF > amplfiers that will tune in the 440 ham band including TE Systems, > Crescend/Milcom, Vocom, Glenayre, etc.. I'll trade straigh

[Repeater-Builder] Re: GE MASTR II Audio problem

2006-01-01 Thread Coy Hilton
FIrst the chips that you listed are both digital chips and should not have anything to do with the audio. The 74HC74 is easily found BUT the PAL device was programmed by the manufacturer and that is the source. Again, Look for the problem some where else. 73 good luck AC0Y --- In Repeater-Bui

[Repeater-Builder] Re: GE Mastr II UHF Receiver

2005-12-31 Thread ve3ext
Jim- try Brocomm in Burlington Ontario,formerly Spantek.They usually have lots of gear in that freq. range. Best 73 Jerry VE3 EXT Windsor Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group,

[Repeater-Builder] Re: [GE Mastr II] News Release - New product from NHRC Repeater Controllers, ...

2005-05-27 Thread N5IUF
Kevin,   Thanks for the announcement.  Can you give us a brief description of some of the features and capabilities of this new controller, in the repeater controller mode?   Thanks,   Chris N5IUF   In a message dated 5/27/2005 11:10:16 A.M. Central Daylight Time, [EMAIL PROTECTED] writes:

[Repeater-Builder] Re: GE Mastr II - what have I got?

2005-04-18 Thread knightdriver20042004
Excellently written Kevin. I really enjoy your writings. I think that you should have been an author if the radio tech didn't work out. I value your opinion. Very well put.. Until Next Time Steve Johnson --- In Repeater-Builder@yahoogroups.com, Kevin Custer <[EMAIL PROTECTED]> wrote: > Do

[Repeater-Builder] Re: GE Mastr II UHF PA deck needed

2005-03-13 Thread motarolla_doctor
Mike Morris, I replied that we have one, NEVER even got a reply from you? Check your e-mail --- In Repeater-Builder@yahoogroups.com, Mike Morris WA6ILQ <[EMAIL PROTECTED]> wrote: > The Pasadena City College ARC (W6BAB) GE Mastr II > repeater lost it's PA deck due to a lightning strike. > >

[Repeater-Builder] Re: GE Mastr II UHF PA deck needed

2005-03-10 Thread motarolla_doctor
Looks like a KT-36A TX/PA RT65FBS88HA combo 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: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to:

[Repeater-Builder] Re: GE Mastr II UHF PA deck needed

2005-03-10 Thread motarolla_doctor
Mike, I think you may be in luck there are a couple of them in the SGVUSAR storrage. I can get numbers if needed. Will --- In Repeater-Builder@yahoogroups.com, Mike Morris WA6ILQ <[EMAIL PROTECTED]> wrote: > The Pasadena City College ARC (W6BAB) GE Mastr II > repeater lost it's PA deck due t

[Repeater-Builder] Re: GE Mastr II Repeater Question

2005-03-06 Thread nq4y
Apparently on my rev of the 10v card, there is another mod that must be made. The problem was A6, which on later Rev 10 volt cards includes a jumper, H16/H17 which needs to be cut to stop the rx mute. Thanks to The 'Mastr' Index of GE LBIs!!! -Terry --- In Repeater-Builder@yahoogroups.com,

Re: [Repeater-Builder] RE: [GE Mastr II] Mastr II covers needed

2005-03-06 Thread Neil McKie
Me too, I need tp PA Deck cover the UHF 100 watt unit. Neil - WA6KLA "[EMAIL PROTECTED]" wrote: > > Me too - I need one of the covers for the MASTR II Fold-out RF > Tray (not the PA deck). If you get offers for more than you need, > please let me know. > > Larry > [EMAIL PROTECTED] >

[Repeater-Builder] RE: [GE Mastr II] Mastr II covers needed

2005-03-05 Thread [EMAIL PROTECTED]
Me too - I need one of the covers for the MASTR II Fold-out RF Tray (not the PA deck). If you get offers for more than you need, please let me know. Larry [EMAIL PROTECTED] Original Message: - From: Larry Kunz [EMAIL PROTECTED] Date: Sat, 05 Mar 2005 17:28:15 -0600 To: [EMAIL P

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-04 Thread Kevin Custer
Hi Neil, Yes. Scott Zimmerman and I have successfully modified several 110 watt Micor PA's to produce a 10 watt driver or IPA. I apologize that I haven't had the time to write the modification up and present it as a webpage yet, but I'd offer the information to anyone wanting to do it. I basi

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-04 Thread Neil McKie
Yes, I agree with you in regards to the UHF Micor and MSR 2000. The UHF Micor microstrip circuitry are all 50 ohm in/out sections. Very handy for trouble-shooting too I might add. I usually use a Bird Wattmeter for this ... and have a 1 watt slug which makes it that handier. In m

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-04 Thread Kevin Custer
Gerald, You are correct on the UHF modules, they are 50 ohms in and out and won't need modified. Not the case however in VHF and other bands... Kevin Custer Gerald Pelnar wrote: >Neil, > >I was looking at some UHF micor mobiles a while back with this in mind. You >shouldn't have to cut the bo

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-03 Thread Gerald Pelnar
Neil, I was looking at some UHF micor mobiles a while back with this in mind. You shouldn't have to cut the boards. The 75 and 100 watt boards don't look to difficult to remove. Just pull the entire final. The driver boards are separate and already 50 ohm. The driver for the 75 is the same board

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-03 Thread Neil McKie
Kevin, Have you or anyone else figured out where to cut a Micor PA board and modify for a 50 ohm output what is remaining to be able to use the same board but at a lower power? Ie: take a 100 watt PA Board, cut off the 4 transistor finals and use the driver stage? Neil - WA6K

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-03 Thread Kevin Custer
In Class C operation, especially when considering repeater operation, its way better to run an appropriate sized amplifier full bore than it is to run a bigger amp at 1/2 or 1/3 its rating. Class C amps run cleaner when properly (over) driven, as they will get spurious when under driven. Typ

Re: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-03 Thread Adam T. Cately
I'm currently running three Mastr II mobile configuration repeaters with only the driver board output as the main TX out - been on the air for almost 6 years now with no fails - just bypass the final board and run some coax to the filter board input and you's good to go. If you think about

[Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-03 Thread georgiaskywarn
; vary. > > tom n8ies > > > > [Original Message] > > From: georgiaskywarn <[EMAIL PROTECTED]> > > To: > > Date: 3/2/2005 8:26:30 PM > > Subject: [Repeater-Builder] Re: GE Mastr II Power Drop > > > > > > > > Thanks guys for th

RE: [Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-02 Thread Thomas Oliver
s out there that are a single board with drivers and finals all on the same board (tripler) these are not recommended for repeater duty but your mileage may vary. tom n8ies > [Original Message] > From: georgiaskywarn <[EMAIL PROTECTED]> > To: > Date: 3/2/2005 8:26:30 PM > Subj

[Repeater-Builder] Re: GE Mastr II Power Drop / Searching Archives

2005-03-02 Thread georgiaskywarn
--- In Repeater-Builder@yahoogroups.com, Q <[EMAIL PROTECTED]> wrote: > There was a thread on here a while back about > impedance changes and instability when running below designed power > output levels. Been searching the archives and can't find it... I remember seeing this. Anyone link me

[Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-02 Thread georgiaskywarn
Thanks guys for the suggestions I do have 2 4" fans on the fins. I do realize about what you and Skip mentioned as well as far as running it below 50%. The PA...being "tuned" (with caps) on the 450 band...really puts out about 55 watts in the 440 band. I haven't ran this pa...but have ran

[Repeater-Builder] Re: GE Mastr II Power Drop

2005-03-02 Thread skipp025
> I have a UHF repeater made from a GE Mastr II > converted mobile. The PA that is in it is a > 75 watt turned down to about 20 watts. It's not good practice to turn high powered amplifier stage down to less than 1/3 the normal rated power. A better choice would be to bypass the final st

Re: [Repeater-Builder] Re: GE MASTR II cont. duty pa TO-3 case transistor what is it??

2005-03-02 Thread DCFluX
When I lost my Mastr-II continuous duty PA going into winter, I swapped the board for a 110W mobile from an Executive-II with the TO-220 power regulation transistor, I just gobbed on some heat sink grease and bent the transistor slightly so I could use one of the original TO-3s mounting holes. A

Re: [Repeater-Builder] Re: GE MASTR II cont. duty pa TO-3 case transistor what is it??

2005-03-02 Thread Jeff DePolo
On Wed, 02 Mar 2005 22:45:48 -, Laryn Lohman wrote > --- In Repeater-Builder@yahoogroups.com, "Gary LaForce" > <[EMAIL PROTECTED]> wrote: > > > > What transisor is used to replace the to-92 intermittent duty > > transistor on the mastr 2 mobile pa. I have a UHF PA that i have > > mount in

[Repeater-Builder] Re: GE MASTR II cont. duty pa TO-3 case transistor what is it??

2005-03-02 Thread Laryn Lohman
--- In Repeater-Builder@yahoogroups.com, "Gary LaForce" <[EMAIL PROTECTED]> wrote: > > What transisor is used to replace the to-92 intermittent duty > transistor on the mastr 2 mobile pa. I have a UHF PA that i have > mount in a cont. duty heatsink and would like to change out the > transisto

[Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciterin duplex service.

2004-12-22 Thread Coy Hilton
There's a local shop that has ferite cores that will work, for about 85 cents each.. They have about a hundred. That's where I found the ones that I use... but my exciter worked down to 145.110 with no problem. 73 AC0Y --- In Repeater-Builder@yahoogroups.com, "Larry" <[EMAIL PROTECTED]> wrote

Re: [Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciter in duplex service.

2004-12-21 Thread DCFluX
Instead of deviating the crystal, How about generating a super stable VCO using a PLL that has say a 5 second lock time instead of the typical 2mS lock time running all the time, this could even be frequency locked to a 10MHz source such as those found on GPS recievers. Then to modulate it, we wo

[Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciterin duplex service.

2004-12-21 Thread Coy Hilton
Here is a Fact, The GE PLL exciter is about 20db quieter than a multiplied exciter, very likely for the reason stated below. Think about it this way. To multiply a crystal frequency you have to have harmonics.(noise)..okay you multiply that and get even more noise..well you amplify each ti

[Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciter in duplex service.

2004-12-21 Thread Coy Hilton
Joe, youre right about the error in PPM. BUT taking a crystal and deviding it also devides the error in PPM by the same amount and multiply it you Multiply by the same factor so the reletive error is the same in PPM. A 12 MHZ crystal with a 2PPM error will be off by 24 Hz. Take that same crys

Re: [Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciterin duplex service.

2004-12-20 Thread Bob Dengler
At 12/19/2004 10:29 PM, you wrote: > >When it comes to Phase noise of an oscillator, the higher the Q of the >resonant circuit, the better the phase noise. An LC circuit generally >will have a Q of around 100 where a crystal can have a Q of 10,000 to >500,000, thus a crystal oscillator general

Re: [Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciterin duplex service.

2004-12-20 Thread Kevin Custer
[EMAIL PROTECTED] wrote:   I think GE realized that the old multiplier highband exciter needed a design revisit, and chose a PLL version over a conventional multiplier for more reasons than just enhanced noise performance.  The PLL version requires very little tuning, thus reducing labo

[Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciterin duplex service.

2004-12-20 Thread N5IUF
I don't want to beat a dead horse, or be critical of anyone, or act like a "know it all" but I may be able to shed a little more light on this subject for those who are interested.  Those of you who aren't, just hit the delete key now.   I have designed many different PLL circuits in tran

[Repeater-Builder] Re: GE Mastr II PLL vs. Multiplier (crystal) exciterin duplex service.

2004-12-20 Thread Laryn Lohman
--- In Repeater-Builder@yahoogroups.com, Paul Kelley <[EMAIL PROTECTED]> wrote: > It will come to 5 volts if you find a ferrite slug. I got > some out of an old HT... don't remember if it was a > Motorola or what, but it had the right size slugs for PLL > exciters. I *may* have more of them ar

[Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-08-05 Thread derek_mcintyre
--- In Repeater-Builder@yahoogroups.com, "John J. Riddell" <[EMAIL PROTECTED]> wrote: > Regarding the time out problem in the GE Mastr II, check the repeater > control board, 19D417385 G2 > and add a .01 capacitor from pin 5 of U-1 and U-2 (555 timers) to ground. * I'm not sure if I have t

[Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-07-30 Thread derek_mcintyre
Thanks much for the info. Just the type of answer I was searching for. I'll try that this weekend. Thanks again, KC4FWC > Regarding the time out problem in the GE Mastr II, check the repeater > control board, 19D417385 G2 > and add a .01 capacitor from pin 5 of U-1 and U-2 (555 timers) to

Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-07-30 Thread Neil McKie
epeater-Builder@yahoogroups.com > Subject: Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - > Selective COR? > > It's about 24 companies down the acquision road > from what is now M/A-Com, and date is not known. ;-> > They have to get through MASTR VI-X (4-10) first

Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-07-30 Thread mch
From: mch [mailto:[EMAIL PROTECTED] > Sent: Thursday, July 29, 2004 23:03 > To: Repeater-Builder@yahoogroups.com > Subject: Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - > Selective COR? > > It's about 24 companies down the acquision road > from what is now M/A-Com, a

RE: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-07-30 Thread Joe Pedulla
So what happened to Mastr IV & V ? BTW To the original post, its MASTR II as in MASTR 2 -Original Message- From: mch [mailto:[EMAIL PROTECTED] Sent: Thursday, July 29, 2004 23:03 To: Repeater-Builder@yahoogroups.com Subject: Re: [Repeater-Builder] Re: GE Mastr II/IDA Contro

Re: [Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-07-30 Thread mch
It's about 24 companies down the acquision road from what is now M/A-Com, and date is not known. ;-> They have to get through MASTR VI-X (4-10) first. Joe M. Coy Hilton wrote: > > Who made the MASTR Eleven and what years? :-) (-; Yahoo! Groups Links <*> To visit your group on the web, go

[Repeater-Builder] Re: GE Mastr II/IDA Controller - Selective COR?

2004-07-30 Thread Coy Hilton
Who made the MASTR Eleven and what years? :-) (-; --- In Repeater-Builder@yahoogroups.com, "John J. Riddell" <[EMAIL PROTECTED]> wrote: > We had a similar problem here about 20 years ago on VE3RSOa fully > commercial set-up > Mastr 11 repeater and as I recall it was a 555 timer that needed

[Repeater-Builder] Re: GE Mastr II

2004-05-24 Thread Coy Hilton
Jim, You DO know it's not GE right? --- In Repeater-Builder@yahoogroups.com, "Jim B." <[EMAIL PROTECTED]> wrote: > Fred Flowers wrote: > > > I see that I'm not the only that has a pet peeve about "Mastr II, > > Channel Guard & so on". If GE hadn't sold out we may have had a > > "Mastr XI". > >

[Repeater-Builder] Re: GE Mastr II

2004-05-24 Thread Coy Hilton
--- In Repeater-Builder@yahoogroups.com, "Chuck Kelsey" <[EMAIL PROTECTED]> wrote: > Yep... must be a bad memory chip ;-) Yea, a REAL BAD memory BANKNothen wrong with my memory it's just the damn refresh that has gone to H E L L. HI HI > > > > - Original Message - > From: "Stev

[Repeater-Builder] Re: GE Mastr II

2004-05-24 Thread Coy Hilton
--- In Repeater-Builder@yahoogroups.com, John Sichert <[EMAIL PROTECTED]> wrote: > You tell 'em Fred... > > At 11:43 PM 5/22/04, you wrote: > >Now, that is not really true. You have watched "Gone With the Wind" to > >many times > > > >- Original Message - > >From: [EMAIL PROTECTED] > >

[Repeater-Builder] Re: GE Mastr II

2004-05-24 Thread Coy Hilton
--- In Repeater-Builder@yahoogroups.com, "Fred Flowers" <[EMAIL PROTECTED]> wrote: > Now, that is not really true. You have watched "Gone With the Wind" to many times. Fred, THAT'S spelled "MASSR", I know, that's what I used to call my old boss. 73 > > - Original Message - > From: [E

Re: [Repeater-Builder] Re: GE Mastr II

2004-05-22 Thread Steve Grantham
Well.. If you want to get technical.. Why don't you go ahead and properly type MASTR in all caps? Steve AA5SG - Original Message - From: "JOHN MACKEY" <[EMAIL PROTECTED]> To: Sent: Saturday, May 22, 2004 2:44 PM Subject: Re: [Repeater-Builder] Re: GE Mastr II &

Re: [Repeater-Builder] Re: GE Mastr II

2004-05-22 Thread JOHN MACKEY
a problem, but the Mastr 11 > (eleven) is the worst for me. > > Chuck > WB2EDV > > > > - Original Message - > From: Budd Turner : N7EOJ > To: Repeater-Builder@yahoogroups.com > Sent: Saturday, May 22, 2004 12:10 PM > Subject: [Repeater-Build

Re: [Repeater-Builder] Re: GE Mastr II

2004-05-22 Thread Chuck Kelsey
ner : N7EOJ To: Repeater-Builder@yahoogroups.com Sent: Saturday, May 22, 2004 12:10 PM Subject: [Repeater-Builder] Re: GE Mastr II Repeater-Builder@yahoogroups.com wrote: From: Kevin Custer <[EMAIL PROTECTED]>>Make that MASTR! not Master. I DO know how

[Repeater-Builder] Re: GE Mastr II

2004-05-22 Thread Budd Turner : N7EOJ
Repeater-Builder@yahoogroups.com wrote: From: Kevin Custer <[EMAIL PROTECTED]>>Make that MASTR! not Master. I DO know how to spell it ;-)The only thing that is worse is to see someone write Master 11, what the hell is a master eleven? Hi Kevin:  Those Master II & Master 11 radios go for very ch