This is not a solution. It is a workaround. :)
73, zoli ha1ag
- Original Message
Yes, a well known issue for a LONG time...with a SUPER EASY solution.
It is indeed due to the internal speaker.
A year or so ago, I got a call from a local (a couple miles away) that
he had a spurious
I considered that, for about 1 minute, when I bought my K3. My fellow
club members with K2s said there wouldn't be a problem - there wasn't.
I didn't have any missing parts so can't comment on delivery of those.
But the K3 shipped via UPS and got here in 2 days (shipped 15-Dec and
arrived
There sure are a lot of workarounds with the K3, the
list is quite long by now.
Jim
-
Zoli Pitman HA1AG wrote:
This is not a solution. It is a workaround. :)
73, zoli ha1ag
- Original Message
Yes, a well known issue for a LONG time...with a SUPER
Dear oh dear, David, that really is like asking, :How long is a piece of
string?
You will find that the time taken varies enormously, from the
experienced people who have built several K2s to those of us who struck
problems, got disheartened, put everything away for a year or so, only
to get
Just noticed the manual for the K144XV is on line. It answered many
questions I had.
Tim
NZ8J
Sent from my iPhone
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Stan, you asked a good question-- one I asked about some time ago.
When I worked in the aerospace industry, I designed and used analog
and digital filters for measurement applications. Most textbook design
formulas and procedures are based on 3 dB bandwidths, although sometimes
our measurement
David,
If he plans 32 to 40 hours for the basic K2, he will be in the
ballpark. Options also take time, but not nearly as long as the base K2.
It is not difficult, but there are many parts. The instruction manual
covers all the details, so if he can solder well and follow written
Jim,
Can you be specific about your perception that there are a lot of
workarounds. I consider this to be the only one.
There are enhancements being worked on - ideas that have mainly come
from requests on this reflector, but those are not hardware related like
this one seems to be.
I wonder
W5EWA wrote:
So is the information in the manual just the easy way to set it up,
and you can actually put them in whatever slots you want?
From reading the manual I understood that they had to be in decending order
starting from FL1, and the filters in both receivers had to match for
David,
Forty hours spread over two weeks to build the basic K2 and two small
option boards would be a fair estimate.
It was more fun to build than I expected. The instruction manual is
fantastic, (nearly) all the parts fit perfectly, and the entire project is just
quite clever. Build a
Yes
Tuning pulses, diod and resistor fix
Lots of spurs here and there, FW workaround fix
IMO that is serious design flaws and and the
fixes are sort of workarounds on the design,
I would not call the fixes enhancements.
Those two just from the top of my head.
On the internal speaker: I never
Don Wilhelm-4 wrote:
I wonder why this has not been seen before - surely many have used the
internal speaker over the past 3 years, but then again, perhaps not
often, I use external speakers, and many use headphones.
I don't know why, Don. Perhaps it's because you really need a K3 to
I have # 1239. This happened to me the first time I got in a contest
from home with the K3. I usually don't bother using headphones unless
there are other ops around. I got called down on the air by a European
station that was up 500 Hz on 20m at the height of the opening. I was
running 1500
Gloomy weather this morning so unlike Arizona weather. Anyway the other day
someone posted a note about Config:spkrs:2 for turning off the speakers. Yep
because of my hearing going down hill i run the K3 that way. However, in that
configuration only the SUB rx is disabled from the speaker
After seeing a recent post about building a K2, I'm wondering how many K3
owners have actually built a K2? It would seem that some kind of right of
passage should be given to those people that have built a K2 or even a K1,
before purchasing a K3. Maybe a sticker that they can put on their K3
Anyone using this combination? What I want is to be able to use the
Powermate to control RIT on the K3.
Thanks
RonN4XD
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I use my K3 in diversity receive 90% of the time. I have matched 2.7 KHz
filters in both receivers. The sub receiver has only the one filter the main
also has 500 Hz, 6 KHz and 13 KHz filters.
I have had no issues when the two receivers are using different filters. I
may be lucky. I understand
When I started in this Hobby in 1975, I built a HW16/HG10
rig as my first real novice station. That grew over the
next several years to a HR10/DX60, then a HW101, then the
entire SB-Line (and then I discovered Kenwood: a TS820 at a
contest, and all the Green was gone virtually overnight).
I
I became aware of the problem last summer while in Maine. I was on 6-Meter
CW and K1DG/N1LI gave me a quick call and asked me to QSY to fone. So I did
and he asked me what rig I was using; I told him the K3.
Then he told me I had sidebands. It took us a while to find the cause: I
was
One solution that I think is a worthy idea is to remove the speaker from the K3
permanently. This should allow more room inside the K3 for future little add-on
things that Wayne and Eric might come up with.
Then, a small external speaker in a nice matching enclosure could be sold as a
kit
Gary, David, and All,
I did consider the location of the person who originated this thread (DL)
before posting my original response. However, I assumed that he certainly
must have given that some thought before even considering a kit. In any
event, as David says, it really doesn't take that
Let's see if I can generate another 1000 posts O:-) .
What external speakers are popular with K3ers?
73, Mike NF4L
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After months of working flawlessly, my K3 displays the ERR KEY message.
If I turn the K3 off, remove the stereo cable that connects the K3 Line
Out port to the computer Line In port, and restart the K3, the problem
does not recur.
I swapped out/in a different sound card and the problem
This is the exact combination I use. I also have the
MFJ-998 High Power autotuner for a rather simple push
button station, albeit with less automatics than with my
Kenwood rigs. It works just as well as my friend's Icom
7800/PW1 station, which is where my inspiration came from
:)
First, I
73 de M0XDF, K3 #174
--
Anyone can do any amount of work, provided it isn't the work he is
supposed
to be doing at that moment. -Robert Benchley
On 22 Dec 2009, at 16:15, David Y. wrote:
As I understand it, Elecraft has procedures whereby they do check
individual boards before they ship
I believe this error means you've got the key down (as in morse key),
not pluging sound card into wrong K3 socket?
Or just happen to be catching the key sometimes?
--
If you must play, decide on three things at the start: the rules of the
game, the stakes, and the quitting time. -Chinese
Optimus Pro7AV.
But if you think this is going to fix your spurious problem you better keep
some separation between them and your K3.
--- On Tue, 12/22/09, Mike n...@nf4l.com wrote:
Let's see if I can generate another 1000 posts O:-) .
What external speakers are popular with K3ers?
73, Mike
My choice is a pair of $20 computer speakers. I use a pair of 10 year old
Labtecs which suit me just fine except that I don't particularly like the
modern look. But then I can't hear anythiing above 2700 Hz and I don't want to
hear anything below 300 Hz. YMMV!
Willis 'Cookie' Cooke
K5EWJ
What is supposed to happen if one uses unmatched filters in main/sub rx?
Steve
N4LQ
n...@carolina.rr.com
- Original Message -
From: Mike Scott m...@paxsen.com
To: Elecraft@mailman.qth.net
Sent: Tuesday, December 22, 2009 10:43 AM
Subject: [Elecraft] K3 Diversity and filter selection
I
Well I have done this yesterday ie removed / disconnected the internal
speaker so it cannot occur again. It's a fix until Wayne es the boys
can move up on this minor Issue.
Ken..G0ORH sn3759
Sent from my iPhone
On 22 Dec 2009, at 16:14, Phil Hystad k7...@comcast.net wrote:
One solution
Use any good book case speakers. Even though not needed, I run mine through
an external amplifier for instant adjustment. Mine are mounted on the wall
facing down at me and I have been satisfied for over 10 years with all my
radio's.
Phil
Philip LaMarche
LaMarche Enterprises, Inc.
If filters are not matched when operating in diversity mode you can set up a
kind of beat note between the two receivers.
In my case I hear no such effect using mismatched filters, which is why I
say I may be lucky...
Mike Scott - AE6WA
Tarzana, CA (DM04 / near LA)
NAQCC 3535
K3-100 #508 / KX1
So it could sound like being in a jet airliner with engines out of sync?
That happened to me once. I was in the back of a plane which had 2 rear
engines. It felt like my head was about to explode! AnywayIt would be
nice if DSP could compensate for that instead of buying expensive filters.
Tony McClenny wrote:
After months of working flawlessly, my K3 displays the ERR KEY message.
If I turn the K3 off, remove the stereo cable that connects the K3 Line
Out port to the computer Line In port, and restart the K3, the problem
does not recur.
The ERR KEY message means that
Hi Steve:
WORST CASE... if you attempt DIVERSITY reception (during which both RXs are
supposed to be receiving on the same (exact) frequency, you will probably
note a slight 'beat' between the two received signals. This will usually
present itself as a (usually slow) side-to-side (assuming a
Mike:
I personally prefer UNamplified Motorola Mobile speakers, available regularly
on EBay for $10 or less.
The AMPLIFIED Motorola speakers are also good, but require external power.
They can be obtained from EBay for $15 or less. If you buy the amplified
speakers, check my web site for
Gary said,
I'm wondering how many K3
owners have actually built a K2?
Well of course Gary, my K2 /100 SN 05877, K3 /100 SN 3759
Both superb radio's.
Ken..G0ORH
Sent from my iPhone
On 22 Dec 2009, at 15:25, Gary D Krause n7...@bresnan.net wrote:
building a K2, I'm wondering how many K3
OK, I hooked up my computer speakers, and .. dang! Sounds pretty
good.
Now I need to find a pair of speakers that have a balance control.
Mike
WILLIS COOKE wrote:
My choice is a pair of $20 computer speakers. I use a pair of 10 year
old Labtecs which suit me just fine except that I
Thanks, Tom -
Good info.
Mike
Tom Hammond wrote:
Mike:
I personally prefer UNamplified Motorola Mobile speakers, available
regularly
on EBay for $10 or less.
The AMPLIFIED Motorola speakers are also good, but require external
power.
They can be obtained from EBay for $15 or less. If
Yup!
K2 #755
K3 #75
73 es Merry Christmas!
Roger
K7SJ
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Minor issue?? Polluting the bands with spurs is a minor issue?
Thankfully the immediate fix is trivial!
Jerry AI6L
-Original Message-
From: Ken Chandler [mailto:g0...@sky.com]
Sent: Tuesday, December 22, 2009 8:45 AM
To: Phil Hystad
Cc: Elecraft Reflector
Subject: Re: [Elecraft]
Tom Hammond-2 wrote:
I personally prefer UNamplified Motorola Mobile speakers, available
regularly
on EBay for $10 or less.
I have a pair of passive speakers that look very like those though they may
not be made by Motorola, but they are a bit lacking in bass for my liking
and I prefer
Jerry
Read between the lines! I was refering to the workaround oc
Why do you think I removed the speaker so as NOT to pullute the bands
unintentionally.
End
Ken..
Sent from my iPhone
On 22 Dec 2009, at 17:56, Jerry T. Dowell a...@sbcglobal.net wrote:
Minor issue?? Polluting the bands
Larry,
If your speaker is not getting turned off when you plug headphones in,
you probably have CONFIG:SPKR+PH set to yes. Try changing that to
no.
It is NOT normal for the main receiver to be absent from line out.
Make sure you are looking at the left channel (should be on the tip of
the
Steve,
If you install the unmatched filters according to the IB, The 2 receivers
will sound like they are slowly alternating between the two speakers or
earphones.
If you are using SSB then just set-up the filters using the average offset
for both and you won't have that effect and save a $ or
Let's end this thread for now. Wayne is looking at this very seriously.
73,
Eric
Elecraft List Moderator
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Yep K3 1502 and K2/100 (forgot the serial number) that I sold.
73 Bill NZ0T
Roger K7SJ wrote:
Yup!
K2 #755
K3 #75
73 es Merry Christmas!
Roger
K7SJ
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On Tue, 22 Dec 2009 11:20:48 -0600, Tom Hammond wrote:
I personally prefer UNamplified Motorola Mobile speakers, available
regularly on EBay for $10 or less.
Yes
The AMPLIFIED Motorola speakers are also good, but require external
power.
I haven't seen any of these. BUT -- be VERY cautious
I do, all the time. I would be surprised if I was the only K3 owner
that does.
Bryan, Zl1NI
I mean, who uses the built in speaker anyway.
phil, K7PEH
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Motorola Powervoice speakers should have some shielding because they
were meant to work with Motorola mobile radios.
On Tue, 22 Dec 2009, Jim Brown wrote:
On Tue, 22 Dec 2009 11:20:48 -0600, Tom Hammond wrote:
I personally prefer UNamplified Motorola Mobile speakers, available
regularly on
I built K3 #96, K2 #72, and K1 #44. A 2nd K2 I own was built by W5JAY, but
I've added a few things to it since.
Dave W7AQK
- Original Message -
From: Ken Chandler g0...@sky.com
To: Gary D Krause n7...@bresnan.net
Cc: Elecraft elecraft@mailman.qth.net
Sent: Tuesday, December 22, 2009
Hi all,
I've read through the new manual, but I don't see any reference to any type of
control cable from the K3 to the transverter for PTT or LO selection. Anyone
know if these signals are sent on the IF coax leads or did I miss something? I
don't see a schematic for the KXV3A or the K144XV
Yep.
K2 #789
K1 #123
K3 #123
In that order and wouldn't part with any of 'em!!
BTW: The K1 and K3 serials are correct. Just the luck of the draw!
Don
K5DW
-Original Message-
From: elecraft-boun...@mailman.qth.net [mailto:elecraft-
boun...@mailman.qth.net] On Behalf Of Gary D Krause
I use the Sounds Sweet. It has gotten a bit pricey but it has the
advantage of cutting down on the high frequencies. This helps the noisy
receiver issues that occupied so much bandwidth over the past few days.
(Please do
not take this as an invitation to beat that dead horse any more!)
As a (retired) career two-way radio tech, I can assure
you that Motorola amplified speakers -don't- suffer from
RFI. After all, they are used with radios ... including
HF ... in the 10 - 110 watt category.
In addition to the speakers used by GE / Mororola / RCA,
etc. there are several product
The main K3 MCU controls the XV144 via DC signalling on the IF coax
cables. Details later. The manual will be posted shortly.
Wayne
N6KR
http://www.elecraft.com
On Dec 22, 2009, at 10:44 AM, w...@comcast.net wrote:
Hi all,
I've read through the new manual, but I don't see any
On Tue, 22 Dec 2009 10:32:51 -0800 (PST), Hisashi T Fujinaka wrote:
Motorola Powervoice speakers should have some shielding because they
were meant to work with Motorola mobile radios.
Yes, but Motorola radios are VHF/UHF. In general, things that kill RFI
at VHF/UHF may not fix it at HF (like
Larry,
There are two configuration options that interact with this:
1. If CONFIG:SPKRS is set to 2, then the internal speaker will only play
the left channel (main RX). To get both channels in the internal
speaker, you need to set this option to 1; but if you do this, the
external speaker
Jim
I know of a military amplified loudspeaker which *should not* suffer from
RFI, since it passed the required emc specs for land vehicles. They're
nothing like $3000, but certainly not really for amateur budgets. Starting
with a metal enclosure helps a lot. I have a few rejects if anyone
Tue Dec 22 02:10:48 EST David Dunn (VK3DBD) wrote ...
can anyone give an ... idea of the time needed to build a K2 kit ...
David,
It sounds like your friend is more interested in having a K2 rather than
building one. In that case I suggest that he enlist the assistance of a
If you are only getting output from the right channel, it sounds as
if perhaps the plug is not pushed all the way into the LINE IN jack.
XXX
This should, of course, have read LINE OUT. Sorry for any confusion.
73,
Rich VE3KI
I built K2 # 3478 and K3 #280 and K3 #868. I use the K2 with a DEM 903 MHz
transverter. K3 #280 is used with a Hz transverter. I have sold K3 #868.
Roger K8RS
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Lu, Thank you for a very complete description of your K3 operation with
ALS600. I am confused about your control of the ALS600 ALC controls on the
back and the front since there is no ALC connection from the K3. What is the
effect of the ALC controls in this case?
From: Lu Romero - W4LT [via
My K2 #5945 holds a special place in my heart :) It was a blast to
build and still fun to use.
My K3 #476 has traveled a lot with me, and is my radio of choice.
I'd still like to do a KX1 one of these days...that's one neat little radio.
Jeff N6GQ
On Tue, Dec 22, 2009 at 07:25, Gary D Krause
Check my signature plate on the bottom...many, many, many of us K3
owners have the earlier rigs (with no plans of selling them) :)
On Dec 22, 2009, at 2:18 PM, Jeff Kinzli N6GQ wrote:
My K2 #5945 holds a special place in my heart :) It was a blast to
build and still fun to use.
My K3 #476
Also, you might want to check your cable with an ohmmeter - the comment
below caused me to recall a year at Dayton when I had to make up a cable
in the hotel room - went to Rat Shack and bought a couple stereo plugs.
Darn if both of them were bad, no connection from the tip to the solder
lug,
Dear Gary:
I built a KX1, XV-144, K3, K2, and K1 in that order. Building the K2 was a lot
like building my HW-101 back in the day...a big enough project that it takes a
number of days to build it (my K2 is a fully-optioned QRP model). The thrill
on first power-up is tremendous!
I think the
I was one of the initial K2 builders (SN 20), and have built nearly
everything that Elecraft offers either for myself or others. I had 3
K2s at one time, but my fully upgraded SN 20 will never be sold (at
least while I am alive) - same goes for my K3, and the K3 is slowly
being filled with
Greetings...I am looking for three experienced K2 builders to test and
evaluate a new prototype digital interface board for the Elecraft K2...You
would be required to provide complete information about your experience and
the performance of the board...In return, you get to keep the board...If
I built the K2-10 (s/n 5853) with lots of accessories for QRP CW.
Assembling the K3-100 was a piece of cake, compared to the K2.
Just a couple of days ago, I finished hooking the two together for
dual-receive
(I haven't yet purchased a KRX3). This application was inspired by
G4AON's reflector
Folks:
I am overwhelmed with the response from my experience about building the K3
and the health issue that caused a partial loss of movement in my left hand.
I want to thank each and everyone that responded off list to me with offers
to install the DVR kit.
I didn't expect it. Although I
I bought a pair of HP Speakers that are 3.5X6 that are black and look nice. I
don't have an RFI problem with them connected to my computer which is on the
ham shack desk but I have yet to try them connected to the K3. They are only
$20 at Walmart and they look a lot better than my Labtecs. I
I built K2 #2810 as a K2/10 in August 2002, and populated it over
time. It is the most fun I've *ever* had building any kit, and I've
built quite a few... before that, Heathkits mainly. The K2 traveled
with me for quite a few years as a hotel radio and kept me off the
streets when on business
Hi all,
This is a rather long thread and I am not sure how relevant this response
is, but I'll risk it anyway. I use headphones 99% of the time, but when I
need speakers (as when I want other people in the shack to listen in) I use
a pair or of amplified computer speakers by JBL that came with
ab2tc wrote:
It seems to me that if you have a serious problem with RFI into the
amplified speakers in your shack, you are also going to have RFI into your
(poorly shielded) stereo system, TV, telephones and just about any
electronic device in your house (and your neighbor's house).
In
I have used the 'COMspkr' from West Mountain Radio for 4 months now with
no problems. Even at times using 1500w RTTY or CW. They are stereo
(Amplified) and a nice match to the K3.
Usual disclaimer, no connection, just a satisfied user.
Earl N5ZM..
Chuck Guenther wrote:
Just a couple of days ago, I finished hooking the two together for
dual-receive ... This application was inspired by
G4AON's reflector message dated 7 Aug. 2008. It's the first time I've
ever tried dual receive and I'm having fun with it.
G4AON's dual receive
For Sale - KX1 - properly built; works perfectly; surplus to needs. Is
a 20/30/40 meter version. Had ATU and the KX1 paddle. $465 and ship
CONUS by priority mail. PayPal is acceptable. If questions, contact
me: n7mq at comcast.net. 73, Mark N7MQ
Very interesting. Hopefully details on how to drive microwave gear to follow
too.
I am wondering what to do with the unneeded second crystal. There is no
need at all for 146-148 over here.
--
View this message in context:
http://n2.nabble.com/k144xv-question-tp4205050p4206359.html
Sent from
Hello,
I want to know the utility of the KTCXO3-1
Do you really need it? What your experience?
Thanks !
Jorge
CX6VM/CW5W
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Hello,
I want to know about the digital voice recorder. If the avid contesters use
it and how to use it in SO2R setup.
I have a DXDoubler that I am installing right now. For SSB I use a MFJ-434
digital voice recorder with my notebook in the contests.
So with a K3. How will be the setup
I have tested this cool interface with K3 for a while and found following.
W2 is connected with PC via serial port. K3 is connected with PC via
USB interface. (RigExpert Plus)
(1)SWR meter ALWAYS show the last SWR measured. not cleared out.
(2)When clicking Setup button my K3 repeat transmitting
(1)SWR meter ALWAYS show the last SWR measured. not cleared
out.
This problem was fixed in firmware version 0.93. Use the W2 Utility to update
firmware to current version (0.94).
(2)When clicking Setup button my K3 repeat transmitting
intermittently untill it opens Ssetup window.
I
Hi Jorge,
Assuming you are using N1MM, you simply use macros to key the internal
DVR in the K3.
Thanks,
Lee J. Imber
WW2DX
Sent from my iPhone
On Dec 22, 2009, at 6:50 PM, Jorge Diez - CX6VM cx6vm.jo...@adinet.com.uy
wrote:
Hello,
I want to know about the digital voice recorder. If
David
Thanks.
(1)Yes FW ver0.94 fix SWR meter problem.
(2)Regarding intermittent transmitting
If plug off USB connector from RigExper Plus unit then the problem
disappears.
So I try to check again with another CAT interface. (microHAM CWKeyer and
microKeyer)
PTT-Key setting does not change
Okay, I see it. Working on it.
tnx, Aki
David
--- On Tue, 12/22/09, a yoshida ayosh...@my.email.ne.jp wrote:
David
Thanks.
(1)Yes FW ver0.94 fix SWR meter problem.
(2)Regarding intermittent transmitting
If plug off USB connector from RigExper Plus unit
then the problem
Hi Earl,
Interesting post. I had not previously seen these speakers.
Their website advertises them as computer speakers, which are impervious to
RF. If I understand you correctly, however, you use them as external
speakers for your K3.
Thanks,
Dan - W4TQ
Yep. Me too.
K1 #1964
K2 #1964
K3 #1964
73, Mike W1USN
(coincidence, I guess but I was first licensed in...1964 ;)
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Donald Wines
Sent: Tuesday, December 22, 2009 1:50 PM
To:
Good evening.
I ran into this this morning after building the second W2 here.
I have 2 K3's here. One that I use on HF and one that I use on 2m
70cm. Although I can run two instances of W2.exe with each instance
connected to each of the two W2's that I have, I'd sure like to be
able to name
I too have used these speakers for 1 ½ years and they have been excellent
with no RF with 1500 watts out. I highly recommend them. W0SZ
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Me too!
K2 #0681.
K2-100 #2681.
K3 #0215.
Seasons Greetings to All de Mike, zl1mh.
No virus found in this outgoing message.
Checked by AVG - www.avg.com
Version: 9.0.717 / Virus Database: 270.14.116/2579 - Release Date: 12/21/09
20:36:00
I personally prefer UNamplified Motorola Mobile speakers, available regularly
on EBay for $10 or less.
I second this. I just got a second Moto speaker to use on the Right
channel that complements the one I've been using for years. They're
cheap, bulletproof and tuned specifically for
I forgot to mention KX1 # I don't know--don't want to pull the cover off
to check, but I've built them all!
Dave W7AQK
- Original Message -
From: David Y. w7...@cox.net
To: Ken Chandler g0...@sky.com; Gary D Krause n7...@bresnan.net
Cc: Elecraft elecraft@mailman.qth.net
Sent: Tuesday,
Now if only you had checked it into ECN I would have it in my database. I
looked it up and you have only checked in with your K3 #96 and your K2 #72.
Tsk, tsk, tsk :(
Kevin. KD5ONS
-Original Message-
From: David Y. w7...@cox.net
Sent: Dec 22, 2009 9:59 PM
To: David Y.
Hi all!
I’m having a hard go of it with Elecraft products. I had a bad
experience with a K2 that just never worked right at my QTH. Gary at
Elecraft looked at it twice and said it was extremely well built and an
excellent sounding radio. Not for me. I finally sold it – I never ever
heard
The ALS600 manual says that the rear apron control sets the control voltage
for the ALC and the front panel control fine tunes it. You could probably
set both of these full open, but I chose to set them mid way. The ALS SET
pot on the front of the amp can be turned counter clockwise and the
Still have:
LP-Pan (Kit build) + EMU0202 - reduced $215 shipped (lower 48) (actual
shipping elsewhere). Works fine, cosmetically excellent.
(2) Elecraft AF1 Active audio filters w/ audio amplifier - $45 shipped
each, $80 shipped for the pair OBO (they run $60 + shipping new). Used
in stereo
Dan,
The Cobra Ultralight Sr. antenna needs the 81 foot ladderline intact to
provide the proper impedance for the feedpoint in the shack.
Apparently you cut it to something less than that.
The tuner in the KXAT1 has a limited range due to its small size. I am
certain that the tuning range of
They might be pretty good, they are on back-order right now..
Rick
K6LE
On 12/22/2009, at 6:47 , W0SZ wrote:
I too have used these speakers for 1 ½ years and they have been excellent
with no RF with 1500 watts out. I highly recommend them. W0SZ
_
Hi Don,
Thanks. The antenna has the full length of ladder line 81'. It's
probably up 45'-50' at center and 35'-40 feet out from house. Mostly
vertical and drops down alongside tree and then slopes over to house.
It has not been cut.
Why is the single wire configuration so much
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