Electrically, are the real RS-232 (+/- 12V) or TTL level (0 / 5 V)?
Jon LA4RT
On 11/09/2012 01:25 AM, Don Wilhelm wrote:
Eric,
All those you mentioned use the 3.5mm stereo connection containing TXD,
RXD and Signal Ground. Al; those devices can share the same cable.
The K2 needs a special
Yes. Most of those you quoted can be done with a computer, not exactly the
same but very closely copied. The Porsche now it's completely computer
designed and some controlled glad you brought that up.
As for out wonderful K3,FTDX-5000 and other such radios would be lost
without many small
I'm finished with this thread to many people making statements that have no
real world experience using the latest CW software. And worst of all not a
clue as to how many complete canned responses they get during a contest. The
only way to know is if the op is using a key is if he has such a poor
Gary there are inline BlueTooth products that will work with your QC15. They
are a bit pricie and hard to find. I know Sony made one. Be wary of the
cell phone versions. There are not stereo. More comments below:
-Original Message-
From: elecraft-boun...@mailman.qth.net
You could try KComm. It works with the K3's own keyer and decoder. It works
with the KX3 too.
W7GJ, Lance wrote
I have just bee introduced to N1MM, and that seems to work great with my
K3 and
laptop computer, but it really seems geared for quick openings or working
pileups.
Is there
If that was directed at me Fred it is simply not true. My comments are
from experience not dogma.
73
Colin - G8FRA/M5FRA
m5fra.org.uk http://www.m5fra.org.uk
-- Original Message --
From: Fred Smith m...@mo-net.com
To: 'M5FRA - Colin' m5...@btinternet.com;Elecraft@mailman.qth.net
They work well with regular 232 port, so I assume that is what they are.
Don't know the exact voltage swing, probably could work fine with quite a
bit less than +/-12V, but real 232, not TTL.
Jim K0XU Sent from my Xoom tablet
On Nov 9, 2012 2:38 AM, Jon K Hellan hel...@acm.org wrote:
Colin
Not directed at any one person sorry if you took it that way, if it had been
your name would have been on it. But from your comments it sounded like you
had never used them and had an axe to grind. With the just leave a computer
running and have DXCC from that statement it became apparent
Here is nice summary of g5rv antenna properties:
http://www.midtel.net/~pmam/g5rv.htm
73,
Mike ab3ap
On 11/08/2012 10:35 PM, Jim Wiley wrote:
It is my understanding that the original G5RV design is a 20-meter only
antenna. If built according to the designer's specification, meaning
On 11/9/2012 04:55, David G4DMP wrote:
In a recent message, Gary Smith g...@ka1j.com writes
I would love for there to be a USB
connection for the K3 without the serial
to USB adapter.
It would put the cost up, Gary. I understand that USB is like Dolby in
that it is a proprietary protocol
Hi Fred,
The menu you want is called FixTrack and when you press the SELECT knob it
toggles between TRACKING mode and FIXED-TUNE mode. If the P3 won't go into
TRACKING mode it is probably because the RS232 link between the P3 and the
K3 is not working. The quickest way to determine if you have
Jon,
In the K2 and K3, the levels are real RS-232, For the others, while
they will tolerate up to the maximum RS-232 levels (+/- 25 volts) the
driving signal will not go negative, and the positive excursion is only
5 volts.
73,
Don W3FPR
On 11/9/2012 3:38 AM, Jon K Hellan wrote:
Thanks for your insight on this. I had no idea the SWR would be so high on
the G5RV although I was aware of these characteristics in general.
I just did some checks across 20 meters and I get a SWR of 4 on the W2. The
chart you sent indicates 2+ but not sure if I should expect that. This is a
Clint,
I would recommend plastic. There are circumstances where one side of
the balun output can be grounded (think vertical antenna), and under
those conditions, there is a chance that a metal enclosure will connect
one of the balanced legs to the coax shield - that will bypass one side
of
Hello Don,
Three questions:
Are both of your W2 and Antenna Analyzer powered from a PSU or a battery?
Do you have any form of common mode choke installed at the junction of the
coax and open wire feeders, or elsewhere along the coax?
Does the SWR reported by your W2 change at all (on any or
Anyone have an unbuilt W5JH Black Widow key paddle kit they are willing to
sell?
If you have one you'd part with, please email me off the list with your asking
price.
Jim Sheldon - W0EB
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I agree with both sides of the discussion.
I was an Army trained cw/ RTTY intercept operator. Learned the morse
code and where the keys were on a typewriter one
very hot summer just outside of Boston at a place called Fort Devens.
After that I was sent to radio-teletype school.
Years later I
I challenge anyone using strictly software to copy CW to beat me in the next CQ
WW WPX CW contest. I will use software only for
logging and sending. I will copy CW myself.
Mundane exchanges. I bet the Software messes up so many exchanges it gets
disqualified.
73,
Tim Herrick, KQ8M
Charter
Hi Geoff,
The W2 is powered from shack supply, Astron RS-20. The MJF-259 from fresh AA
batteries. K3 also on shack supply. K2 on internal battery.
The coax is connected to the balun at end of ladder line as supplied by W8AMZ,
nothing else.
The coax is passed thru a polyphaser at the
I envy you guys that copy in your hear.
If it wasn't for decoders I would not be doing any CW!
I breezed thru 5WPM and later 13WPM. Never could get past 16-17WPM.
Ended up with a medical to get my Extra. I have the dreaded ringing in the
ears!!
It's a constant 900-1200 cycle single. CW
I use the Samlex SEC-1223 supply as well... I have taken it on several
Dxpeditions because it is light, rugged, powerful, no noise (audio or
electronic), and small enough to pack into a briefcase. Works on 90-160 VAC
and 50-60 +/- CPS power. Universal radio has them for $85.
Dr. William J.
On 11/09/2012 06:46 AM, Don KA1KU wrote:
Lastly, about the power reading of the W2. With power set at 5.0 on K2/K3
the W2 reads 8 and 10 respectively. With power at 10.0 the W2 reads 15 and
17. This seems like a lot of difference. Could it be the K's are that much
out of calibration? Is
I just cant let this pass without a comment. I still remember the weeks I
spent as a teenager in the Boys Scouts learning the code. Then with pencil
trying to copy code on the novice 40 meter band. Then the first time I
realized I had copied a call sign. The first words I copied were name
Hi Clint, If waterproofing is the focus, choose the UHF connector carefully,
after testing it.. some, aren't sealed well at all.And.. the binding posts for
the open wire... need to be isolated .. both sides, from ground, no matter what
is used for the enclosure. I would be careful to leave a
Don -
A 50-ohm directional wattmeter can only read correctly when it is
connected to a 50-ohm source and a 50-ohm load. Anything else will
change the readings. For example: Suppose you have a 10-watt
transmitter that feeds an antenna that has a SWR of 3:1. That means
about 2 watts will be
I just picked up a powerwerx SS-30DV power supply. It is overkill for the
basic KX3 but it small and will have plenty of current if you add the amp
and accessories later on.
73, Mike WA5POK
--
From: Dr. William J. Schmidt, II b...@wjschmidt.com
This may be off topic, but I read an interesting book on how digital technology
affects
our Culture. Sort of along Marshall McLuhen's 'We make tools and then our tools
remake us.
The book, written by an MIT Prof named Turkle, is called 'Alone Together' and
was reviewed on NPR recently:
Amen Amen
Ariel NY4G
Sent from my iPhone
On Nov 9, 2012, at 10:01 AM, Kenneth Waites K5WK kenw817...@hotmail.com
wrote:
I just cant let this pass without a comment. I still remember the weeks I
spent as a teenager in the Boys Scouts learning the code. Then with pencil
trying to copy
I also agree with both sides. I have great respect for those who have learned
this skill, and I'm trying to get there myself.
But I also see the value in computer assisted modes.
The question really is how many dB is brain decoding worth?
If the signal is strong and stable enough, a computer
Hello Elecrafters
I noticed a difference on frequencie on ssb: 0.3khz up than the lcd.
In cw is beat zero – ok.
How could i fix that?
Tnx in advance
PY2ADR
Adriano Perazio
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Clint KI6SSN sed:
I just received my BL2 kit. I want to weatherproof it. I am going to
replace
the BNC with a UHF (mounted on the enclosure) and maybe do something
different with the balanced line connectors.
My questions are: Can I enclose it in a die cast aluminum box or
should I
use
Clint,
While my enclosures will not meet your desire to waterproof the BL2, I
do make polycarbonate enclosures for all of Elecraft's mini-modules.
Here is a link to the BL2 enclosure:
http://w8fgu.home.comcast.net/~w8fgu/bl2encl.html
My design allows venting if needed and you will have access
That would be like someone telling you they have less respect for you
because they understand how the DSP in your rig works better than you
do, or that they have less respect for you because they know more about
propagation than you do, or that they have less respect for you because
they
Hi guys,
While interesting, we are way exceeding the max posting limit per day on
a single topic. Let's end this thread at this time in the interest of
keeping list volume under control for our readers.
73,
Eric
List Moderator ---
www.elecraft.com
On 11/9/2012 7:32 AM, Michael Usher AG6MK
This thread is now also closed under this slightly different subject line.
73,
Eric
List Modulator
---
www.elecraft.com
On 11/9/2012 6:01 AM, Kenneth Waites K5WK wrote:
I just cant let this pass without a comment. I still remember the weeks I
spent as a teenager in the Boys Scouts learning
On 11/8/2012 9:30 AM, F8CIL wrote:
Does anyone uses on his K3
button Flexcontrol from K6TD K6TU, with hamradio deluxe, via DDUtil ?
I do not, but I'm forwarding this to Kevin and Stu, who are first rate
engineers and members of our contest club (NCCC).
73, Jim K9YC
Hello,
I am a new extra, and my first QSO ever was in CW. I've been a ham for seven
weeks. Morse code for me is the essence of Radio. I don't remember how I found
Elecraft on the web, but I was glad a company was making dedicated CW radios. I
built my K1 and K2 before I had my license or had
I have nothing against digital modes having used RTTY for 40 years. And
I also use modes like Olivia. What bothers me is when the computer does
all the processing on its own without human intervention. I recently
used Opera and just sat there and watched the PC do the 'QSOs'. For me
ham radio
Hi All,
I'm not going to totally throw cold water on those trying to rely heavily on
the CW decoding capability of the K3 (and KX3), but I think you will be
mostly frustrated. First of all, the decoding capability of these rigs is
heavily dependent on several factors, including a pretty good
K2/10 #4958
Includes KAT2 (20W auto tuner), KNB2 (noise blanker), KAF2 (audio filter
clock), ETS15 (tilt stand 1.5)
(Note that this is set up for CW only. No SSB.)
Works flawlessly, absolutely beautiful condition, non-smoking environment,
etc...
Original owner, experienced builder.
$700 includes
I love CW and worked hard to get my extra class license back in the day. I'm
proud of that accomplishment. I was qrt for many years but am back in and doing
pretty good anywhere from 5 to 21wpm. CW is my primary mode but I do like to
try all the digimodes. They are interesting and fun. I do
Hi Don,
Thanks for your reply. According to the EZNEC and TLW programs, on 20m you
should be seeing the following SWR values at the shack end of the coax. I
have also shown the total loss of the 450 ohm ladder line and the coax, but
not the insertion loss of the 1:1 balun. For this exercise
Don't have the manual available but if memory is good, instructions are on page
59. It's a simple calibration that I just completed. Use the highest WWV or
other known standard frequency you can receive.
On Nov 9, 2012, at 10:21 AM, Adriano Perazio adriano.pera...@uol.com.br
wrote:
Hello
On 11/9/2012 4:38 AM, Mike K2MK wrote:
If the P3 won't go into
TRACKING mode it is probably because the RS232 link between the P3 and the
K3 is not working.
And, that would be the problem. In the mass of wires and cables behind
my wireless, I find the DB9 laying there. I guess I forgot to
Eric closed this thread.
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of M5FRA - Colin
Sent: Friday, November 09, 2012 11:06 AM
To: Elecraft@mailman.qth.net
Subject: Re: [Elecraft] CW Decoding - Your Brain is best
I have
Any status update to when the KAT500-K will begin shipping?
Thanks,
Jack - N2JT
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In the transition to digital modes, an audio output to the K2 microphone
jack would save interconnects.
The microphone jack resides on the Front Panel board and the audio output is
available on the RF Board, just one connection away. The AUXBUS is
apparently unused (NC) on the Front Panel board
I have been wondering same thing. It's been awhile?
Date: Fri, 9 Nov 2012 13:05:31 -0500
From: n...@ptd.net
To: Elecraft@mailman.qth.net
Subject: [Elecraft] KAT500-K Status?
Any status update to when the KAT500-K will begin shipping?
Thanks,
Jack - N2JT
We are now accepting formal/paid orders for another batch of custom
700 Hz 8-pole K3 filters. This limited-time, open-to-the-public
ordering opportunity will close within a few days; just as soon as we
officially commit to production.
It is mathematically possibly (but highly unlikely) that a
On Fri, Nov 9, 2012 at 12:05 PM, Jack Trampler n...@ptd.net wrote:
Any status update to when the KAT500-K will begin shipping?
Thanks,
Jack - N2JT
Recent email from Elecraft concerning my order suggested plans to start
shipping kits next week. Still an extended lag time for new orders
Hi all
did anybody analyzed the aux bus protocol and built an interface, which
emulates the K2?
73, paul
hb9axl
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Absolutely love it. Thank you Elecraft.
Phil
Philip LaMarche
727-944-3226
727-510-5038 Cell
http://www.w9dvm.com/ www.w9dvm.com
http://www.flamgroup.com/ WWW.FLAMGROUP.COM
K3 # 1605
KPA500 # 029
P3 #1480
KAT500 #50
CCA 98-00827
CRA 1701
W9DVM
Correction KAT500. Sorry!
Philip LaMarche
727-944-3226
727-510-5038 Cell
www.w9dvm.com
WWW.FLAMGROUP.COM
K3 # 1605
KPA500 # 029
P3 #1480
KAT500 #50
CCA 98-00827
CRA 1701
W9DVM
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net]
Chris,
I don't believe you should make any cuts to the AUXBUS signal line.
I suggest you look at my website (www.w3fpr.com) article for the W3FPR
K2 Fixed Audio Output.
Then take a look at www.n0ss.net to find the layout for the updated
board - the circuit is the same (except there is no pot
Thanks for all the replies, I've now got one coming.
73,
Jim - W0EB
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This list
Howdy Gang:
Nice WX tomorrow for our neck of the woods (southeastern North Carolina) so I'm
gonna take my KX3 out and play radio.
I have the internal tuner installed and am wondering if anyone has had success
with a particular length of antenna wire with the tuner in the KX3??
I usually use a
Hi, this looked like a good article that talked about random wire lengths.
http://www.hamuniverse.com/randomwireantennalengths.html
I am interested in trying it out when my Kx3 arrives.
73's
KA7MAY
Sent from my iPad
On Nov 9, 2012, at 2:33 PM, Joseph Trombino, Jr w...@bellsouth.net wrote:
Congradulations Nick
What kind of antenna did you use?
On Nov 7, 2012 6:29 PM, Nick-WA5BDU nick-wa5...@suddenlink.net wrote:
Also had a great time giving my KX3 its first taste of a real contest
in the CW SS. I made 388 Qs operating about 20 hours or so. Missed the
clean sweep by one
Note that the article referenced suggests avoiding multiples of 1/2
wavelength if you are trying to feed it with a 50 ohm transmitter with *no*
matching network or ATU. That is not true for a system that includes an ATU.
The closer you can get to 1/2 wavelength, the more efficient the antenna
Joe,
this week I made a switchable 1:1/4:1 balun for the KX3. Tried it on a
20M EFHW and the internal tuner tuned it using the 4:1 setting. See
http://www.linkradio.it/index.php?option=com_contentview=articleid=232:balun-11-41-switchablecatid=11Itemid=25
Colin - G8FRA/M5FRA
I've had pretty good luck using 2 40 foot wires. Either fed with a 1:1 balun
and coax or with a BNC to banana jacks. Sometimes I put both wire ends up high
like a V and sometimes I put one wire end up high the other on the ground or
just above the ground. Tuner seems to be able to tune all
I have replaced a 25 foot with a 41 foot wire for the KX3. It runs to a
banana plug adapter from which I also spread out three 16 foot ground
radials. A 5 foot length of RG-59 runs from the KX3 to the banana adapter.
This is tuning to less than 2:1 SWR on all ham bands except 160m. I find 41
feet
During SS I noticed that my K3 transmitter seemed to be in need of
calibration, as the output power measured by my LP-100A (which I trust)
seemed to be a bit higher than expected from the radio's setting and I
was also observing some power creep.
This afternoon I finally got an opportunity to
There is a reason for the 43 foot vertical - alternately the 44 foot
each side of center antenna advocated by Cebik (SK). It is not resonant
on any amateur band and the impedance range can be handled by most tuners.
So if you are putting up a vertical, I would recommend a 43 or 44 foot
Not likely to work. DDutil uses the flex ZZ commands for the flex control
and are not compatible.
On Nov 8, 2012 9:39 AM, F8CIL f8...@orange.fr wrote:
Hello,
Does anyone uses on his K3
button Flexcontrol from K6TD K6TU, with hamradio deluxe, via DDUtil ?
Is it possible ? Thank you for
I have a K2/10. I also have a K3/10. If I purchase the KIO2 option for
the K2 can I use the same USB-Serial adapter cable I'm using with the K3
or do I have to buy the KUSB product listed right below it on the
Elecraft Order page.
Thanks and 73,
Stan WB2LQF
On Nov 9, 2012, at 4:46 PM, stan levandowski sjl...@optonline.net wrote:
I have a K2/10. I also have a K3/10. If I purchase the KIO2 option for
the K2 can I use the same USB-Serial adapter cable I'm using with the K3
or do I have to buy the KUSB product listed right below it on the
Hi all,
I normally keep the K3's CW WGT setting at 1.0 because I like the 3:1
Dah:Dit ratio and the 1:1 Dit:Space ratio. When I tried that with the
KX3 it sounded horrible to my ears - very choppy. So I set up to measure
the Dit, Dah and Space times with an oscilloscope. I can transmit into a
And another important reason, especially for those who use the 44 foot
vertical. 44 feet is just about 5/8 wavelengths on 10 meters. Making the
vertical longer than 5/8 wavelengths quickly rises the main lobe above the
horizon (right angles to the radiator) so you no longer have the main lobe
at
Stan,
You certainly can use that same cable with the K3. In fact, with the
K3, you can use a standard straight thru serial cable with the K3 (do
not try that with the K2).
If you have standard serial ports on your computer, use them, they are
less troublesome than the USB to serial adapters.
Thanks, Bob! 73, Stan.
On Fri, Nov 9, 2012 at 8:01 PM, Bob Nielsen wrote:
On Nov 9, 2012, at 4:46 PM, stan levandowski sjl...@optonline.net
wrote:
I have a K2/10. I also have a K3/10. If I purchase the KIO2 option
for the K2 can I use the same USB-Serial adapter cable I'm using with
Sorry,
I gave mis-information because of my cursory view of the question.
For the K2, you must use the special cable that is shown in the KIO2
manual. That cable must connect RXD and TXD and *no* other RS-232
signals to the KIO2 connector.
Once you have constructed the KIO2 cable, you can
I normally keep the K3's CW WGT setting at 1.0 because I like the 3:1
Dah:Dit ratio and the 1:1 Dit:Space ratio. When I tried that with the
KX3 it sounded horrible to my ears - very choppy.
With all due respect to Fred, I think that's because the K3 (and probably
the KX3) weight adjustment seems
Rats. The url below got truncated. Just go to www.ke7x.com and click on
K3 and KX3 CW WGT
Cheers,
X
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Cady, Fred
Sent: Friday, November 09, 2012 6:03 PM
To:
Hi Ralph,
You know, I've always thought that weighting referred to the Dah:dit
ratio, and some references out there in googleland say that. Others
(K1EL winkey documentation has a good explanation) support that it is
the Dit:space ratio that changes. In any event, the K3 and the KX3 are
different
An update:
I did a power cycle and carefully repeated the TX calibration
procedure. This time I caught the requirement to set CONFIG: TUN PWR and
CONFIG: PWR SET to NOR. This instruction appears at the beginning of the
entire Calibration Procedures section of the manual. This time, things
On 11/9/2012 9:40 PM, Don Wilhelm wrote:
Sorry,
I gave mis-information because of my cursory view of the question.
For the K2, you must use the special cable that is shown in the KIO2
manual. That cable must connect RXD and TXD and *no* other RS-232
signals to the KIO2 connector.
Once
To become a proficient CW Operator the individual should most certainly
learn Morse Code as a Language just as infants learn to talk. Learn the
sound and rhythm of words, then phrases and copy in your head. Throw away
the Pen and Paper. I teach beginners Morse Code at 20 WPM, they don't know
the
Cookie, K5EWJ, points out that my math was flawed. 44 feet is 5/8 wave on 20
meter (14 MHz) so above 14 MHz rather than 28 MHz the angle of radiation
becomes less than optimum.
Ron
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On
I've mentioned it beforeI'd LOVE an external tuning knob for my K3.
Not really interested in having to use a separate rig control like
N4PY. Nothing wrong with N4PY...just want something stand-alone to use
with N1MM or Logger32.
Surely some enterprising engineers from Aptos, CA can come
'Weight' is dot to space ratio. The duration of the dots is derived from the
speed and the dot-space ratio, and the dash duration is then derived from the
dot duration and the dot-dash ratio.
Although there seems to be disagreement about the most pleasing weight, most CW
operators prefer a
Hi all
KAT-500 #0039 has arrived. It is time to redo station again.
Hope to be fully operational by B.
73 ES CUL DE N3KHK
John R. Klim II
ARRL LM, AMSAT LM
10-10: 68135
30MDG: 1820
QSL: LoTW, Bureau, Direct, eQSL as a courtesy
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