And if the capacitor trick did work, would this not be theft?
lh
On Sun, Aug 22, 2010 at 12:05 PM, Chuck Kelsey wb2...@roadrunner.comwrote:
Like a bad penny, this urban legend just keeps coming back. -- Eric
Lemmon.
Yes, I agree. However, the post that I made (and started all of this
Hey, what's wrong with a roger beep?'beep'
On Tue, Jul 13, 2010 at 9:56 PM, skipp025 skipp...@yahoo.com wrote:
If a person whom you knew and is involved in a number
of church youth camps activities asked you to program
FRS frequencies into a 4w UHF HT type accepted for LMR
would
Keep in mind the bandwidth of the antenna.
lh
On Wed, Jun 23, 2010 at 9:09 AM, Sid purvis...@yahoo.com wrote:
My choice would be the DB-224 type. Sid WA4VBC
--- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com,
Chuck Kelsey wb2...@... wrote:
My vote would be for
-
*From:* Larry Horlick llhorl...@gmail.com
*To:* Repeater-Builder@yahoogroups.com
*Sent:* Wednesday, June 23, 2010 9:17 AM
*Subject:* Re: [Repeater-Builder] Re: Antenna Experience Needed!
Keep in mind the bandwidth of the antenna.
lh
On Wed, Jun 23, 2010 at 9:09 AM, Sid purvis
greedy, I suppose, but the less RF at the site, the better.
However, the guy that posted the original question certainly needs to
consider the possibilities. (Sorry, don't remember his name - short memory.)
Chuck
WB2EDV
- Original Message -
*From:* Larry Horlick llhorl
Is the Zetron that's locking up? I had a similar problem with a Zetron 45B.
lh
On Tue, Jun 22, 2010 at 5:53 AM, Joel ag...@cyberbest.com wrote:
We have 2 repeaters that are more or less the same. One is on 2 meters and
the other is on 440. They both exhibit the same problem, they lockup
Would the same apply to an MSF2000 base station converted to a repeater?
lh
On Sun, May 23, 2010 at 1:10 PM, Eric Lemmon wb6...@verizon.net wrote:
Has it been established whether the Micor station was originally built as a
repeater, or is it a base station that has been converted into a
%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Sunday, May 23, 2010 1:35 PM
To: Repeater-Builder@yahoogroups.com Repeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] White Noise on Micor TX
Would the same
-62 does seem a tad high. Describe the duplexer...
On Wed, May 19, 2010 at 6:29 PM, Atlantis atlant...@gmx.ch wrote:
Hi
In the attached picture you see the notch of the 70cm duplexer I built
according to W4NFR's description in QEX, those who can't receive attachments
find it here:
The author's spec a screen shots only show 60-65 dB of notch.
And he doesn't make critical length cables.
WalterH
--- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com,
Larry Horlick llhorl...@... wrote:
-62 does seem a tad high. Describe the duplexer...
SNIP
I have a drawing from Sinclair that shows 4 stacked folded dipoles (it does
not indicate an
antenna model) using all 50 ohm cable. So using the 210C4 harness picture
from the link
below as a template, this is how it's done:
Feedlines from dipole A, B, C, and D are any length, but identical. A and
You're right, Joe. They are both labeled the same, so they are the same
length
but can be any odd 1/4 wavelength.
lh
On 5/18/10, MCH m...@nb.net wrote:
The ones going to the third 'T' should be the same length to avoid
out-of-phase issues.
Joe M.
Larry Horlick wrote:
I have
design at some point.
Paul N1BUG
Larry Horlick wrote:
I have a drawing from Sinclair that shows 4 stacked folded dipoles (it
does not indicate an
antenna model) using all 50 ohm cable. So using the 210C4 harness
picture from the link
below as a template, this is how it's done
Larry Horlick wrote:
On the drawing it does not show any 125 ohm cable, but I think what you
are saying is that
from the feedpoint of the folded dipole, inside the tubing there is a
1/4 wavelength piece of
125 ohm cable (about 13.5 inches at 2m) that is joined to 50 ohm cable
%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Saturday, May 01, 2010 7:13 PM
To: Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] Neat kit for switching repeater devices
This is excellent Eric. I have an R1225 repeater in a GR500 case
%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Saturday, May 01, 2010 7:13 PM
To: Repeater-Builder@yahoogroups.com Repeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] Neat kit for switching repeater devices
Eric,
This is good info. I have an immediate use for this. How have you actually
attached this 'stat to the fin?
Larry
On Sat, May 1, 2010 at 2:36 PM, Eric Lemmon wb6...@verizon.net wrote:
Scott,
I must agree that the CK1614 is an extremely versatile timer, with many
potential uses.
%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Saturday, May 01, 2010 11:56 AM
To: Repeater-Builder@yahoogroups.com Repeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] Neat kit for switching repeater devices
-Builder%40yahoogroups.com,
Larry Horlick llhorl...@... wrote:
Harold,
I think 24 is for the lower part of the band. I've cut these 18.5. I
used
your procedure today and it went well although the dips for .9 IL were
4.3
dB instead of your 9.0 dB. I connected everything together
numbers so the
length would be 20.25 tip to tip if that 19 was the length of the cut coax.
--- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com,
Larry Horlick llhorl...@... wrote:
Take a look at the link; it shows only 2 possible coupling cables,
labeled
as part no. 4
.
--- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com,
Larry Horlick llhorl...@... wrote:
Harold,
I used 2 cans in my initial post for simplicity. What I'm working on is a
2037, 3 pass and one notch and I need 3 dB, so 1 dB per can. I'm not
moving
them very far from
So you actually come up with an RL value and equate to an IL value?
lh
On Wed, Apr 21, 2010 at 9:08 AM, hfarrenkopf hfarrenk...@yahoo.ca wrote:
Here is how you do it..
Take a T connector and put it on one of the pass loops. Leave the other
loop unterminated. Adjust the loop position so
of
notch to set the loop at to give a particular pass response. Quick,
repeatable and reliable.
--- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com,
Larry Horlick llhorl...@... wrote:
So you actually come up with an RL value and equate to an IL value?
lh
On Wed
loss.
This is how the cavities are set up at Sinclair. They know what depth of
notch to set the loop at to give a particular pass response. Quick,
repeatable and reliable.
--- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com,
Larry Horlick llhorlick@ wrote:
So you
%40yahoogroups.com,
Larry Horlick llhorl...@... wrote:
OK. That makes sense. How did you arrive at 9dB for .9 IL?
And about the cable lengths between the pass cavites, I have found 3
different documents from Sinclair that gives me 3 different lengths for
the
same frequency. One document shows only 2
The cavities were initially tuned individually and the loop positions set
for
1 db IL. They were then coupled together using a 18.5 cable and the rods
touched up to re-establish resonance. The measured IL is now 2.9. The loop
positions were not changed after coupling. When using the RL bridge I do
But were the loops adjusted to maximize return loss at the desired
inseretion loss setting? That's the key point. Or did you just dial in 1
dB of insertion loss and call it good?
Not sure what u mean??
%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Tuesday, April 20, 2010 5:54 PM
To: Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] Sinclair C-Series cable lengths
Jeff,
Thanks for the detailed instructions. I understand everything, but I'm
confused about one detail.
Using this method will produce the largest RL and consequently the lowest
IL. But I don't want the
lowest IL; I want a specific value, i.e. 1 db per cavity. How do I use RLB
to set a specific
Jeff,
But for the purpose of this exercise, setting the loops, the position of max
RL has to be the position of min. IL? No? Is my thinking completely flawed
here?
I've never used an RLB to set the loops; I've always used an SA/TG.
I also have several different tutorials on cavity tuning, but
I have 2 C-Series bandpass cavities, with individual I.L. set at 1.0 db
each. When I couple them together and measure, I get a total I.L. of 2.9 db.
I should see something like 2.1 or 2.2. I have measured the coupling cable
and see .1 db, so the cable is good. Anyone have an idea why the loss is
These are measured values using a Service Monitor. I have two charts that
show the cable lengths, but the values are not the same. They differ by 1
for the same frequency. Would that produce the effect I'm seeing?
On Mon, Apr 19, 2010 at 8:16 PM, n...@no6b.com wrote:
At 4/19/2010 10:24, you
The freq in question is 166 mHz. One chart gives me 19 and the other 18. I
didn't think 1 at this
freq would make much difference. I'm also not clear if the length is after
the connectors are installed or the cut cable before installing the
connectors. Which do you think it is?
On Mon, Apr 19,
What is wire size used?
On Tue, Apr 13, 2010 at 9:57 PM, Robert Boles bobe...@yahoo.com wrote:
E bay item 270549058766, I have brought from this seller and they are
Motorola cables, Have not had any trouble with them, fast shipping
--- On *Tue, 4/13/10, la88y llhorl...@gmail.com* wrote:
I agree, Eric, but I need 30 of them, so even a slightly lower price will be
good. I've found only 1 on Ebay, so I may buy one just to see what the
quality
is like. And the Moto stuff is probably made in China anyway.
lh
On Tue, Apr 13, 2010 at 9:22 PM, Eric Lemmon wb6...@verizon.net wrote:
The die size is actually specific to the connector, but in my experience
.215 (.213 on some crimpers) is the one you will use for the braid crimp on
most RG-58 connectors. The smaller sizes is for crimping the center pin.
This one really depends on the specific connector, but generally the .068
What is the reason for soldering instead of crimping?
lh
On Mon, Apr 12, 2010 at 11:39 AM, Jeff DePolo j...@broadsci.com wrote:
Not from what I've seen/read. Tin/lead and even the newer RoHS-compliant
solders don't have ferrous components which is one of the biggest PIM
concerns. Besides,
Look at the gear at:
www.ncsradio.com
lh
On Sat, Apr 10, 2010 at 9:31 PM, Mike Lyon mike.l...@gmail.com wrote:
Hello Folks,
I am wondering what people are doing these days with multiple two-way
radios and scanners in their vehicle and then outputting it to one speaker
in the vehicle?
The digital side is Kenwood Nextedge, is it not? Does this mean that only
Kenwood mobiles can be used?
lh
On Thu, Mar 25, 2010 at 10:47 AM, Jed Barton j...@jedbarton.com wrote:
hmmm, tell me more about that one. Is that the combination analog /
digital?
Did the tkr750 go away?
*Before writing this off do a return loss analysis of the antenna. In my
experience I have found that often the antenna will **cover a broader
frequency range that the spec says.*
**
lh
On Mon, Mar 22, 2010 at 10:13 AM, David Jordan wa3...@comcast.net wrote:
Hi Folks,
Our club has been
Randy,
I believe I have a MSR2000 service manual at work. I seem to remember
converting a base station to a repeater many years ago. What info are you
looking for?
lh
On Sat, Mar 20, 2010 at 10:55 AM, Rick wb9...@sbcglobal.net wrote:
I HAVE SOME. WILL CONTACT you later tronight
Don,
I cannot speak to the Amtronix, but I use an Eagle RLB150 and can say
without reservation that it is an
excellent product. I use almost daily for tuning various types of cavities.
In fact if you buy an Aeroflex
(formerly IFR) radio test set, and order the RLB option what you get is an
Eagle.
Well that gives me some comfort. I have been using H+S for many years and
find
them to be excellent as well as their feedlines. But I have been having some
trouble
getting H+S since they pulled out of Canukistan 5 years ago.
Thanks for the opinion.
lh
On Wed, Mar 10, 2010 at 11:37 AM, Jeff
But I am led to believe that the Connex line may not be a purebred. There is
certainly a remarkable price difference between those labeled Amphenol
Connex and one labeled Amphenol.
lh
On Tue, Mar 9, 2010 at 12:41 PM, James Cicirello ka2...@gmail.com wrote:
IMHO Amphenol Connectors are hard
Bill,
Are you familiar with Huber+Suhner?
lh
On Tue, Mar 9, 2010 at 8:26 PM, Bill Smith brsc...@yahoo.com wrote:
The Connex line is the cheapie line. It's still better than the real cheap
imported crap, but as the price indicates, nowhere near the quality of the
main mil-spec products.
@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Sunday, March 07, 2010 5:02 PM
To: Repeater-Builder@yahoogroups.com Repeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] New file uploaded to Repeater-Builder
So does that mean that in order for a cable
of this Group.
73, Eric Lemmon WB6FLY
-Original Message-
From: Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Sunday, March 07, 2010 3:25 PM
To: Repeater-Builder
Try ebay.
On Mon, Mar 8, 2010 at 7:21 AM, m0hbk m0...@yahoo.com wrote:
Does anyone know where I can source a couple of OPC-617 interconnect
cables? Is Preston Moore still selling them? I have contacted him at
www.prestonmoore.com without success.
Any other sources?
Thanks!
73,
Anyone want to take a stab at this, or point me to a good primer on this
topic?
The datasheet for Belden 88240 gives it an RG58A/U designation even though
it OD is .159. Most RG-58s are .195. I have always thought that even
though the materials may differ at least the cable sizes and connector
Message-
From: Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On Behalf Of Larry Horlick
Sent: Monday, March 08, 2010 5:50 PM
To: Repeater-Builder@yahoogroups.com Repeater-Builder
and similar cables are not rated for low PIM
What exactly do you mean by PIM ?
rffun
--- In Repeater-Builder@ yahoogroups.
comhttp://us.mc560.mail.yahoo.com/mc/compose?to=Repeater-Builder%40yahoogroups.com,
Larry Horlick llhorl...@. ..
wrote:
Indeed. I'll read the archives. Thanks
LMR and similar cables are not rated for low PIM
What exactly do you mean by PIM ?
rffun
--- In Repeater-Builder@ yahoogroups. com
http://us.mc560.mail.yahoo.com/mc/compose?to=Repeater-Builder%40yahoogroups.com
, Larry Horlick llhorl...@. ..
wrote:
Indeed. I'll read the archives
not had this problem but it is a documented issue.
Dan
k8plw
--- On *Sun, 3/7/10, Larry Horlick llhorl...@gmail.com* wrote:
From: Larry Horlick llhorl...@gmail.com
Subject: Re: [Repeater-Builder] Re: LMR Cable
To: Repeater-Builder@yahoogroups.com
Date: Sunday, March 7, 2010, 6:24 PM
What
So does that mean that in order for a cable to be labeled RG-223 it must
meet this mil-spec?
On Sun, Mar 7, 2010 at 6:57 PM, Repeater-Builder@yahoogroups.com wrote:
Hello,
This email message is a notification to let you know that
a file has been uploaded to the Files area of the
The 2m repeater and FM transmitter are at the same site?
lh
On Thu, Mar 4, 2010 at 8:56 AM, Leroy A. M. Baptiste
leroybapti...@spiceisle.com wrote:
Hello all, I am having some interference problems, it is coming from an
FM transmitter on 94.500MHz, and getting into the Amateur Radio
%40yahoogroups.com
[mailto:Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com]
On
Behalf Of Larry Horlick
Sent: Friday, March 05, 2010 1:36 AM
To: Repeater-Builder@yahoogroups.com Repeater-Builder%40yahoogroups.com
Subject: Re: [Repeater-Builder] Interference
The 2m repeater and FM
How would you stack a Kenwood TKR against a Motorola R1225?
On Tue, Mar 2, 2010 at 9:44 PM, Eric Lemmon wb6...@verizon.net wrote:
Skipp,
I agree with nearly every point you made, having had experience with both
the Kenwood and Hamtronics repeaters. However, Hamtronics and similar
What's the rationale behind the LMR ban? Leakage?
lh
On Sun, Feb 28, 2010 at 6:35 PM, Kevin Custer kug...@kuggie.com wrote:
You wrote:
Switchers -as a class- are more efficient and reliable than linear
supplies.
As a Class...
More efficient - yes, More reliable - that's debatable.
In
to chime in on this...
Larry
On Sun, Feb 28, 2010 at 8:11 PM, Ralph Mowery ku...@yahoo.com wrote:
--- On *Sun, 2/28/10, Larry Horlick llhorl...@gmail.com* wrote:
From: Larry Horlick llhorl...@gmail.com
Subject: Re: [Repeater-Builder] Micor Stock Power Supplies
To: Repeater-Builder
by the
manufacturer.
Chuck
WB2EDV
- Original Message -
*From:* Larry Horlick llhorl...@gmail.com
*To:* Repeater-Builder@yahoogroups.com
*Sent:* Sunday, February 28, 2010 8:49 PM
*Subject:* Re: [Repeater-Builder] Micor Stock Power Supplies
I've never heard of it. As an installer, I'm always
Andrew has a coaxial cable similar (remarkably similar) to LMR, called CNT.
I guess the same cautions apply to
this product, too?
lh
On Sun, Feb 28, 2010 at 9:22 PM, Mike Morris WA6ILQ wa6...@gmail.comwrote:
Go here:
http://www.repeater-builder.com/antenna/ant-sys-index.html
Scroll down
Steve,
So the reason for turning down the power is for PA protection or RF
suppression?
lh
On Thu, Feb 25, 2010 at 2:00 PM, Steve steve.m1...@tiscali.co.uk wrote:
Hi
they work OK but you must turn the tx pwr right down and
fit a fan or pa won't last long. It is down to the duplexer
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