kg4ogn wrote:
Hello,
Can anyone tell me where I can find information on tuning a UHF GE
Custom MVP
Yup.
Look on this page:
http://www.repeater-builder.com/rbtip/geindex.html
Kevin
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
Since the Wacom WP-639 duplexer is equal in capability to the Telewave
TPRD-1554 duplexer (they both have four 5 cavities in a band pass/band
reject configuration) the most likely reason that you could not get the
Wacom unit to work properly is that it was not tuned per the
manufacturer's
You missed it slightly ...
Sort of the up-dated part of the Mocup discussion back in the
seventies.
I deliberately tossed that in to change the subject.
Neil
mch wrote:
I for one have never heard of it. Motran, yes. Mocom, yes. Mocan, no.
Do you by chance have a model
Eric Lemmon wrote:
I have used several Wacom duplexers over the years, and I think they are
excellent products. I recently tuned a WP-639 duplexer in a 2m portable
repeater, and followed the tuning steps exactly per the instructions to
achieve a high performance system. The Rexolite rods were
Indeed, everyone has made a good point (or more) in this thread. I agree
with Kevin, GE's MASTR II PLL VHF Exciter, or a tube set on any band, are
certainly better. There's a high-performance UHF system that I'm involved
with utilizing a B94MSY (1/4KW tube PA) with only a PD526 duplexer and
Neal Newman wrote:
Interesting.
I have a set of 639 cans on my repeater on 446.175 with No problems at all.
have no problem with the length of the tuning rods. No desense. and last time
I checked about 50 watts out..
Yes it is interesting.
How did you manage to tune up a set of 2 meter
Interesting.
I have a set of 639 cans on my repeater on 446.175 with No problems at all.
have no problem with the length of the tuning rods. No desense. and last time
I checked about 50 watts out.. BTW the repeater is a SPECTRUM...has been
working for years sitting out in the barn. NO I would
[EMAIL PROTECTED] wrote:
Perhaps someone has the tuning instructions for the WP-642 handy? I haven't
had success in finding it, but I admit that my search hasn't been thorough
nor up-to-date while I've been busy the past several months. It was
purchased in like-new condition, and while I
Kevin Custer wrote:
Kevin Custer wrote:
[EMAIL PROTECTED] wrote:
Perhaps someone has the tuning instructions for the WP-642 handy? I haven't
had success in finding it, but I admit that my search hasn't been thorough
nor up-to-date while I've been busy
The
tuning for the WP-642 is the same as the 641, but you'll have to
tune the additional 2 cavities on the radio side; which are simply
Band-Pass:
http://www.repeater-builder.com/pdf/wp641.pdf
Kevin
This may also help:
http://www.repeater-builder.com/pdf/wp643.pdf
Kevin
I *may* have
I'm not sure that those smaller cans are good at 600Kc?? Or if they are, then
you may have the wrong interconnecting cables on them.
James
*** REPLY SEPARATOR ***
On 11/30/2003 at 6:41 AM cwbunting wrote:
I couldn't get these cans to work with my repeater, I ran out of room
KE1AI wrote:
I'm not sure that those smaller cans are good at 600Kc?? Or if they are,
then you may have the wrong interconnecting cables on them.
Actually, the specifications listed in Wacom's original documentation
**for this duplexer** is *AT* 600 Kc. :
In the context of the difference between the Mastr II and Mastr Exec
Virden Clark Beckman wrote:
The executive line does not have the dual squelch stuff that was the big
thing in 72 when that idea debuted...
You mean when the GE engineers dissected the Micor to help build the
Mastr
I remember when the Micor came out ... then sometime later, the
GE Mastr II arrived on the scene. One of the guys in our shop took
one look at the Mastr II Control head - quickly nicknamed it a G-Cor.
Neil
Kevin Custer wrote:
In the context of the difference between the Mastr II
I have used VHF cavities in 3/4 mode many times for UHF combining - Cabling
would not be the same, but the 10 Sinclairs I use for a 5 channel UHF
combiner work well.
Ssb
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
I have been playing with GE Phoenix SX UHF and VHF for temporary and
link repeaters - very inexpensive, programmable and wideband -
reasonable performance and if you derate the transmitter will last a
long time, and as inexpensive as they are just replace instead of
repair.
Use a pair of
It would have helpful if I had included a URL for the WACOM Tuning
Instructions when I posted my previous response. Mea Culpa! The
instructions apply to WP-604, -609, -612, -621, -629, -639, and -641.
http://www.repeater-builder.com/pdf/wp6xxtuninginstructions.pdf
73, Eric Lemmon WB6FLY
Ken,
I went back to the site today. There are absolutley NO markings of any kind
on the box. Wow, that thing has some signal on 147.457!! It's really
killing my input.
Anyway, thanks for the help. I'll be making some phone calls tomorrow
morning. If you don't mind me asking, what do you do
Pretty sure Phelps Dodge Copper Company evolved and spun off CableWave
Systems, then CelWave RFS.
Ssb
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
Light Span sounds like a transmission product made by AFC in Petluma
CA. 147.456 is 72 times 2.048 MHZ or 96 times 1.536 MHz which are
typical backplane clocks in that type of equipment. That box is
supposed to be FCC part 15 class A with respect to emissions or
better. The Lightspan
At 06:59 AM 11/30/03 +, you wrote:
I am having a problem with my MSR-2000 VHF receiver going flaky
whenever it is (1) wet out (2) pressure drops
It has a oscillating noise on the receiver, and sensitivity goes to
crap on the RX.
Anyone else ever run into this?
I have some spare receivers,
On the sets I have I had to add about 2 1/2 of copper brasing rod to the rod
that is in the center of the tunning capacitor.
Also if you have PL-259s on the cans the Tees like to go bad, I had one
disintegrate in my hand once.
If you have N connectors, the solder joints from the connector
You mean when the GE engineers dissected the Micor to help build the
Mastr II?
And the chief designer of the M2 was hired away by RCA. A while later
a new RCA mobile came out (the name escapes me). The designer
admitted that it could have been named the Mastr-3 as it was a Mastr II
with all the
At 02:44 PM 11/30/03 -0800, you wrote:
Was that RCA radio known as the Veetac or something like that?
I have some technical information on the Veetac ... and have seen
one only once.
Mike, do you have a Veetac in your collection?
I have a high band RCA solid state mobile of some
At 07:28 AM 11/30/03 -0800, you wrote:
In the context of the difference between the Mastr II and Mastr Exec
Virden Clark Beckman wrote:
The executive line does not have the dual squelch stuff that was the
big thing in 72 when that idea debuted...
You mean when the GE engineers
See the website associated with this list,
www.repeater-builder.com
73,Lee,N3APP
- Original Message -
From:
Tom Parker
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, November 30, 2003 6:08
PM
Subject: [Repeater-Builder] UHF Micor
Tripler
Hello
A few people from this list are asking me what I was referring to in the
statement below. My father recently died.
http://www.siouxcityjournal.com/articles/2003/11/09/obituaries/local/9fb1a53bab4d7ec586256dd900131f42.txt
JOHN MACKEY [EMAIL PROTECTED] wrote:
SNIP
Did you hear about my recent
Hello Kevin,
Thanks for the info, do you think I'll have better luck with the
TPRD-1554's? Or should I just stay with split antennas on the tower
(which actually doesn't work all that bad)
The repeater is an MSR-2000 running 10 watts out of a 110w PA.
-K1CWB
Sunday, November 30, 2003, 9:46:38
I have a set of wacom WP-739 cans and was wondering if anyone has any
experience with them for ham use, they have the external tuning stubs on the
side
and knobs on top. are they suitable for 600kc split on vhf or will i need
more isolation say at 50 watts from a mastr II.??
thanks.
KF7NN
kg4ogn wrote:
Great Thanks!! Is the procedure the same for VHF and UHF radios? I
saw that the page had tune up for a VHF MVP is everything the same
for UHF?
No, but UHF tuning instructions reside on this article in specific:
http://www.repeater-builder.com/ge/mvp/no6bmvp.html
Kevin
Lightspan is a very common deployment network product for the RBOC's. They
create quite a bit of noise, and it should be the 96 times 1.5415 clock that
is the over all clocking for the T1's that ride on the equipment. This may
be caused by a T1 or a shelf not being properly terminated. If you know
For sale...
Two Motorola Alphamate IIs $50 each
Two Mitrek 470mhz chassis removed from tabletop base stations
(these are a complete mobile in all senses except for no model/serial tag)
make offer or will trade for other frequency ranges. Looking for 40-50mhz,
406-420mhz or 450-460mhz
Radio
Ah Hem... uh.. thanks Lee, but
I've been there. Here's the deal, the MRF 557 does not directly
replace the M9690, i.e., the 9690 is stud mounted and the MRF 557 has
no stud and one lead wider than the others, but there is no clear
estimation of where the wider or what the wider lead is, I
george vagner wrote:
I have a set of wacom WP-739 cans and was wondering if anyone has any
experience with them for ham use, they have the external tuning stubs on the
side
and knobs on top. are they suitable for 600kc split on vhf or will i need
more isolation say at 50 watts from a mastr II.??
It doesnt sound like the 557 is even close. Mayhaps
someone on the list has a 9690? Micor mobiles are cheap enough to have lots of
spares around. Yes,the wider lead should be the collector. If you are converting
to ham band from commercial you should read about the circulator mods on the
Hi Ken,
I'll go along with that except !
There is no accessory plug on the MVS that I have.
I could use the mic plug for PTT and audio in and
volume control pot for the audio out and that leaves the COR.
Have any ideas for a COR point ?
Bill
---Original Message---
From:
Check out manual LBI31926. It should have all the info you need. Available
at http://www.radtek.ws
http://64.204.241.148/lit/ge_e_mans/uncat/LBI/31926C.PDF
Duane
- Original Message -
From: birt150 [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, November 30, 2003
Bill,
The 'accessory plug' is 'available' on any MVS. The plug that comes out
of the radio is straight through wire to the set of pins inside the
radio. The inside pins are the dual inline type.
BTW, if you want to run it low power (10W), just unplug the PA and plug
the exciter in to the same
K1CWB wrote:
Hello Kevin,
Thanks for the info, do you think I'll have better luck with the
TPRD-1554's? Or should I just stay with split antennas on the tower
(which actually doesn't work all that bad)
The repeater is an MSR-2000 running 10 watts out of a 110w PA.
If you are running the MSR
Sorry to hear of your loss. Although I didn't know your father at all, it's
clear from the obituary that he touched many other souls in his life.
I'm sure you're proud to be his son.
73,
Ken
KB3JA
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
Well, John Just because someone has technical curiosity you don't
have to run it or them into the dirt. I have beel thinking about
what has been said about this product and wonder if the problem
isn't the low Q of the circuits. I have to do some testing and find
out for my self. I design and
Sounds like a deal. I'm in Florida but I would have taken 2 of each.
73
AC0Y
--- In Repeater-Builder@yahoogroups.com, Neil McKie [EMAIL PROTECTED]
wrote:
A recent swapmeet in the northwest Oregon area had UHF Mastr
II's
at $10 each ... and hi-band Mastr II's at $5 each. He had 50-60
Okay,
How much, tell me all about the machine.
73
AC0Y
--- In Repeater-Builder@yahoogroups.com, Joe Cody [EMAIL PROTECTED]
wrote:
Hi Coy.
I have a master2 exec.converted to a repeater.
It is tuned to 146.385/146.985.
I recently changed frequencies and got new
repeaters so this one is
Hello,
I look at it this way, they used the Micor to decide how not to build the
kind of transmitter Motorola did, the Micor is one of the most over
engineered radios ever. They over-engineered it so they (Motorola) could
use it in everything from mobiles to paging transmitters and paging link
Gee John You're Real close to being right this time.
73
AC0Y
--- In Repeater-Builder@yahoogroups.com, JOHN MACKEY [EMAIL PROTECTED]
wrote:
WOW!! Coy said he went with the spectrum because of money. Now
this
offer of a straight trade is one he can't pass up due to the money
issue!!
Have you ruled out interference on the input that only occurs during
these times?
-Original Message-
From: Chris Bunting [mailto:[EMAIL PROTECTED]
Sent: Sunday, November 30, 2003 5:21 PM
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] MSR-2000 Receiver acts like a
Maybe I'm reading more into this than I should, but it appears that the
Spectrum was on the air from July 1976 until June 2001 -- 25 years -- before
they purchased a couple of Micor repeaters.
Like I said earlier, I had a Spectrum UHF, I believe it was the S7-R model,
and it had the high
Paul Finch wrote:
I worked on a lot of Micors and GE's back when they first came out, I can't
see a lot of similarity between the two. If the engineers copied anything I
can't see it much!
Which maybe explains why you no longer work on them?
For goodness sake, the radios are so similar it
George Vagner wrote:
I have a set of wacom WP-739 cans and was wondering if anyone has any
experience with them for ham use, they have the external tuning stubs on the
side
and knobs on top. are they suitable for 600kc split on vhf or will i need
more isolation say at 50
Does anyone have any audio processing secrets they would like to
share?? I have been experimenting with an EQ compressor/expander,
and got some amazing results. Just wondering if anyone else runs any
processing equipment on their systems...
http://www.lancastertowers.com/k1cwb/
Your
cwbunting wrote:
Does anyone have any audio processing secrets they would like to
share?? I have been experimenting with an EQ compressor/expander,
and got some amazing results. Just wondering if anyone else runs any
processing equipment on their systems...
Read this:
Kevin Custer wrote:
george vagner wrote:
I have a set of wacom WP-739 cans and was wondering if anyone has any
experience with them for ham use, they have the external tuning stubs on the
side
and knobs on top. are they suitable for 600kc split on vhf or will i need
more isolation say at 50
I believe the 1000 was the better known as the ML1000 ML for the
RCA plant in Meadowlands. The 1000 or ML1000 was a larger (higher
power version) of the Series 700 radios.
With this discussion, I finally went out to my garage ... and went
looking ... and found the following - all
When ever you want. I was just trying to help. I have extra and could let it
go to get you running.
-Original Message-
From: ac0y5 [mailto:[EMAIL PROTECTED]
Sent: Sunday, November 30, 2003 9:29 PM
To: Repeater-Builder@yahoogroups.com
Subject: Re: [[Repeater-Builder] Spectrum Communication
Kevin,
Explain please! The only thing I see is the TCXO's that are even anywhere
close. Show me a GE transistor radio that ever used negative keying in the
exciter!
By the way, I left the two way dealer for a rather large increase in pay to
go into paging in 1983, that is the reason I left
Paul, I read that. After looking at the VEETAC Manual I have here,
I agree with you.
The message I sent (see below) I wrote a couple of hours before I
sent it. Your comment (also below) came in after I had sent mine
out.
Correct me if I am wrong, didn't GE finally own the
Neil,
As a matter of fact I think you are correct. I seem to remember something
to that effect. Was that a part of the settlement with RCA? Maybe so.
Paul
-Original Message-
From: Neil McKie [mailto:[EMAIL PROTECTED]
Sent: Sunday, November 30, 2003 11:06 PM
To:
Gee Chuck, are you shure that you want to admit to it, After seeing
how John has nothing to do but bash MOST ANY ONE THAT GETS IN HIS
WAY? He has never ever gotten close as far as figuring me out. He
has only shown himself up for evaluation and it didn't take but
about two posts for me to
WHAT GE C O P I E D the MICOR? The engineers that told you that
was on drugs! If the Micor was looked at it was on HOW NOT to build
a radio. The Micor works but not as well as the MASTRII. (boy am I
going to get killed for that) The MASTRII is a GREAT BASIC radio.
The MASTR PRO must have
Sounds like a great deal Kevin! Where are you located? In Georgia?
Where is Ackworth? will email you off board.
73
AC0Y
--- In Repeater-Builder@yahoogroups.com, Kevin King [EMAIL PROTECTED]
wrote:
When ever you want. I was just trying to help. I have extra and
could let it
go to get you
At 06:00 PM 11/30/03 -0600, you wrote:
A few people from this list are asking me what I was referring to in the
statement below. My father recently died.
John , Sorry to hear about the death of your Father , He sure did a lot
in his lifetime and sure made this World a
Little better place
Wrong.
The Mastr Pro came out several years BEFORE the Micor.
ac0y5 [EMAIL PROTECTED] wrote:
SNIP
The MASTR PRO must have been copied from the Micor also, because it
to is modular. A receiver module , a Exciter/ PA module, and a power
supply. All modules are solid components. It is more than
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