At 03:18 PM 01/23/09, Peter Sinclair wrote:
I have recently obtained a Sweat Shirt and a Denim shirt with the Elecraft
logo and my call sign on both .
Ah...but Elecraft owns the logo..did you get permission?
The folks at Aptos seem nice...but I wonder what they might do if someone
started
Yes.permission was granted to LOGO KING.
Peter
- Original Message -
From: Thom LaCosta k3...@zerobeat.net
To: Peter Sinclair g3...@blueyonder.co.uk; Elecraft@mailman.qth.net
Sent: Saturday, January 24, 2009 8:03 AM
Subject: Re: [Elecraft] Elecraft tee shirts
At
Phil,
If the SWR after a TUNE is not low enough for your tastes, just try
doing it again, it often finds a better match. There is also the ALT
setting which uses a more refined algorithm, but takes longer.
It may also be that the load is outside the range of the KAT2 on some
bands - while
Hi all,
At first, I was only going to contact Ron with this as I was too
embarrassed to reveal that I had maimed the RF board on my K3. But, I
then thought maybe someone else could benefit from my experience and
public humility ;-)
I have an early serial number #338 and needed to make the
Dave Van Wallaghen wrote:
Hi all,
At first, I was only going to contact Ron with this as I was too
embarrassed to reveal that I had maimed the RF board on my K3. But, I
then thought maybe someone else could benefit from my experience and
public humility ;-)
I have an early serial number
hf4me wrote:
EXCELLANT IDEA. Love it.
50 Bonus points each for contact with a select few, Wayne, Eric, few
others?
Need list and calls. 2 for CW, 1 for SSB. Double if BOTH stations are
Elecraft. Double for QRP.
Exchange - Call,State,RST,Power(A150,B,Q10), 2 or 3 digit rig (IC,
The frequency is plus or minus the QRM. Note the
start time of 1000 hours to try and minimise
European QRM.
73 Dave, G4AON
K3/100, Acom 1000, dipole
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The rules are on the website, just find a new date.
At 1/24/2009 10:46 AM, Julian, G4ILO wrote:
hf4me wrote:
EXCELLANT IDEA. Love it.
50 Bonus points each for contact with a select few, Wayne, Eric, few
others?
Need list and calls. 2 for CW, 1 for SSB. Double if BOTH stations
I was working on 160m CW during the contest and noticed an interesting
phenom when hearing static crashes. The subRX (vertical polarized
antenna) received the noise later than the receiver on the long wire
(horz pol). The K3 was set in diversity receive mode.
Being new to receiver diversity,
Check the baud rate. I find if I run faster than 4800 either N1MM or the
K3 (probably N1MM) doesn't like it. 4800 seems to be OK.
KE7X
Fred Cady
fcady at ieee dot org
From: elecraft-boun...@mailman.qth.net
Finally after 7 years or so my K2 (Serial No. 2001) internal battery would no
longer hold a charge. After replacing it I poked around and got some voltage
readouts which I am questioning. I wanted to ensure the battery was getting the
proper float charge.
I have now set my input voltage as
If you've got the right resistance across R91, you're good!
Golly Dave, never be embarrassed to stumble over a problem. To paraphrase an
old saying, If you haven't damaged a trace, you haven't worked on enough pc
boards...
That pad was chosen because trying to solder directly to the IC with
Ordinary and extraordinary? I.e. different polarisations being refracted at
different heights.
I am surprised it is that much delay though. If it was the other way around
then Ground wave vs Sky wave would be a reasonable explanation but this is
ruled out if the vertical was receiving the
Possibly due to insufficient power to your USB = serial device ?
Simon Brown, HB9DRV
www.ham-radio-deluxe.com
- Original Message -
From: Cady, Fred
Check the baud rate. I find if I run faster than 4800 either N1MM or the K3
(probably N1MM) doesn't like it. 4800 seems to be
Ed, Julian, Jim:
I was not thinking about a contest, just a party. swap RST, SPC, name, rig
model, ser nr. antenna discription, And chat if you want.
If it is to be a contest then someone need to do alot of work.
Where on the Elecraft web site are the old rules?
Lets decide a good date in March
At 1/24/2009 12:45 PM, Cady, Fred wrote:
Check the baud rate. I find if I run faster than 4800 either N1MM or
the K3 (probably N1MM) doesn't like it. 4800 seems to be OK.
KE7X
I run at 38400 with N1MM with no problems at all. I have found once
in a while (like two or three times at most in
Apparently they cleaned up the website and there
isn't a link there anymore because there wasn't a
QSO party in 2008. Here is the Google cache:
http://www.elecraft.com/Awards/eqp_2005.htm
ELECRAFT QSO PARTY (EQP) RULES AND FAQ
Revision date: March 9, 2005
Please DO NOT call or e-mail
We'll figure out the date for EQP this year and let everyone know.
Thanks for your interest!
73,
Wayne
N6KR
Ralph Tyrrell wrote:
Lets decide a good date in March and run it from z to 2400z
Do you know of a good date that does not conflict with big gun
contests?
---
Hi All,
We were too busy in 2008 to hold EQP, but we'd like to bring it back
this year. If you're interested, please review the rules from 2007:
http://www.elecraft.com/Awards/eqp_2007.htm
Suggestions welcome. Please send them directly to me (n6kr at elecraft
dot com).
73,
Wayne
N6KR
Matt:
At an unconscious level of cognitive processing if you were listening to
two replicas of the same signal, with one slightly delayed, if the delay
were on the order of 1/100 second and if your ear were very highly
trained, you might be able to tell that something is different about the
On Sat, 24 Jan 2009 10:06:22 -0800 (PST), you wrote:
Ordinary and extraordinary? I.e. different polarisations being refracted at
different heights.
Pretty sure it's The Weird Stuff Out There. What occurred to me after
reading your reply is that it seems possible that the e-m fields'
components
Stephen W. Kercel wrote:
Matt:
Recall that radio waves move at 3 x 10^8 meters per second. If you look
at multi path propagation at HF radio waves over intercontinental
distances, and suppose that your two receivers were responding to two
different signals taking two different
Hi Wayne,
Look forward to that! One suggestion, the 40m frequency 7040 kHz is used by
Eu RTTY stations (S9 ++ here at times) which makes copy of US CW signals on
7040 +- quite difficult if not impossible here. Ty W1TF suggested 7052 kHz,
but that is in the 'bottom' of the Eu 'phone band which is
On Jan 24, 2009, at 11:37 AM, Geoffrey Mackenzie-Kennedy wrote:
So would you consider changing the suggested 40m frequency for the
next EQP to be at
or close to 7030 kHz, but not above 7033 kHz?
Yes. Thanks for the suggestion.
Wayne
N6KR
---
http://www.elecraft.com
Hi everyone,
Just a quick reminder that the 20 meter Elecraft SSB net will be tomorrow
(Sunday, 1/25/09) at 1800Z on 14.316 MHz. Phil, NS7P, will be net control
from western Oregon with 500W to a 2 element quad at 75'. I will also
listen a bit with the 130' CFZ. Hope to see you there.
73,
It is not unusual for me to hear some sort of multipath propagation on 20m late in the afternoon here in Arizona when beaming to Japan (single receiver and 4 element yagi with a good F/B ratio). The disparity in arrival time is often enough to make signals totally unreadable at CW speeds of
Ron's 3rd hint is very important! Keep some handy. Put some on the
solderwick when trying to remove components or clear holes. If that little
spool of solder wick is more than a few months old the flux in it has dried
out and all you are doing is heating the board/lifting the pad. I don't know
Hunter,
You will be very sorry if you dispose of your K3.
I too am no computer expert but I perservered and finally am comfortable using
the K3.
Now my Drake C line and even the Drake TR-7 and Collins KWM-2A seem too
dificult to use
comfortably.
Suggest you rethink your decision to sell.
I am unable to get any SWR to show up on any band when I am in CW mode.
Switching to USB, LSB, the SWR shows up. I've checked the DISP/Meter
button
and that doesn't solve the missing SWR bar.
Any suggestions?
Rem
k 6 b b q
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I have uploaded Version 1.0.2 of K3 Filter Tools to my web site:
http://mysite.verizon.net/ks7d It fixes a couple of bugs in the program and
adds some enhancements:
Bug fixes:
· Tech Mode not turned on when dBV Linear Range or Filter Sweep
procedures initiated resulting in meaningless
Dave:
I had not thought of that. but you make a good point. It is kind of like
optical interferometry, where the receiving electronics is inherently
too slow to capture the instantaneous vibrations of either light wave,
but can easily detect an interference pattern resulting from the
I am not getting a sidetone on my K2. I have run through the
troubleshooting section for the sidetone and have reason to suspect
something is up with U8, the D-A converter. I have 5V on pin 1 of U8
and the corresponding pin of Q5. There is no AC signal from U8.
The sidetone was working in
Good for the QSO party rules/guidelines already available. Form the
frequencies given - you guys will have to listen to HORRIBLE cw if I am
going to work any of you. I think my lifetime cw contact list is still less
than 5, 10 for sure. It stinks.
CW only, really? I know, something like real
I'm working the 160 contest and am wondering if there's some hint to
help me overcome pumping from nearby stations. I am using the 8 pole
2.8K, 1K 250Hz filters on CW. I'm mostly tuned down to 50Hz as
that's what I need to do to find the DX that's being covered by the
local stations calling
I have made a documentation of the installation of the TrxPtc Pactor
modem inside my K3.
For those who are interested can download the PDF file from my
homepage:
http://oe9fwv.shacknet.nu/oe9fwv/K3/trxptc_k3.pdf
If anybody needs more detailed information please send a personal mail.
73! de
Gary,
If your AGC is getting pumped by nearby stations even with the 250-Hz
filter engaged, it's almost surely due to excessive transmit bandwidth
on the part of those stations. Their keying sidebands may extend far
beyond their carrier frequency. This is a common problem with rigs that
have
Every Sunday: Elecraft SSB Net on 14.316 at 1800 UTC
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A K3 -QSO Party sounds like fun ! The hard part will be to find a weekend
that is not inconflict with other events. Exchange could be simply Name and
K3 Serial Number - Assuming that Elecraft has a list of names to match most
of the serials, varification should be easy. Now if someone, with
- Original Message -
From: Gary Smith g...@doctorgary.net
To: Elecraft@mailman.qth.net
Sent: Saturday, January 24, 2009 10:20 PM
Subject: [Elecraft] Pumping with K3
I'm working the 160 contest and am wondering if there's
some hint to
help me overcome pumping from nearby stations. I
Pretty sure it's The Weird Stuff Out There.
I have a page dedicated to all kinds of weird stuff in terms of
propagation, see http://www.qslnet.de/member/la3za/prop/
The page has a collection of audio samples from unusual HF propagation
phenomena, from round-the-world propagation (delay 138
Thanks for all the replies. I'll try to answer them all here.
I did not have the Pre off nor the attenuator. I'm still not sure how
to get the K9AY as an RX ant preamped on the K3 and not the Inverted
L. The K9AY needs more pre. I do have the sub.
I tried to run the K9AY through the KXV3 as I
Tom,
Have you checked to see if the sidetone source is correct?
Enter the menu for ST L then press EDIT to edit the parameter - then tap
DISPLAY to toggle the source between U6-25 and U8-4 - stop tapping when
you hear sidetone.
73,
Don W3FPR
twims...@wimsatt.truepath.com wrote:
I am not
On 160 m and 80 m, one kind of weird delayed propagation is the ducted
one, where signals travel along magnetic field lines into space and
back, but it is very rare.
And on second thought, since Matt was hearing static crashes with delay
between his two receivers - one imaginative
Rick,
The K2 voltage display is determined by Control Board R9 and R10 which
are 1% resistors.
If you need really accurate voltage readings on the K2 display, you can
consider trimming one of those resistors to produce greater accuracy.
If your K2 display is too low, you may increase the
Thank you all for the great suggestions. The rest of the installation
went well except for one hitch that Bill had mentioned about the tabs on
the KRX3 PCB. In my case, I tried to get it to fit but found that all of
the tabs running from the front to back (right and left sides looking
from the
Gary, have you tried backing off the RF gain? For me, I try to use the
minimum gain I need at the time, and that seems to help (might only be
my perception). Of course, it does nothing if the other guy is too
wide, clicking and splattering, etc.
73 de Dave, W5SV
Gary Smith wrote:
I'm
Hi,
Yes, I usually run with the RF gain down to keep the major qrn down
on 160 80. For the other bands I leave it fully clockwise.
The changes I've made (thanks to the suggestions here) seem to be
helping somewhat. That's a plus so I'll experiment some more.
I really appreciate the help.
On Sat, 24 Jan 2009 14:45:52 -0800
k7cr k...@blarg.net wrote:
A K3 -QSO Party sounds like fun ! The hard part will be to find a weekend
that is not inconflict with other events. Exchange could be simply Name and
K3 Serial Number - Assuming that Elecraft has a list of names to match most
Gary,
First off engage the ATT and turn off PRE for receiving on your transmit
antenna on 160. (You may not notice you have these on if you are running
SMTR MD in the Config Menu.) If the offending station is really loud he may
be kicking the hardware AGC.
Make sure you actually are using
I was actually referring to the SWR calibration step near the end of
Power Calibration in the build document, which is against the 50 ohm
dummy load.
However, it's really of no concern now, as I re-calibrated today
against a different dummy load using a known accurate SWR meter and
got
Oops, that's SMTR MD AbS below.
- Original Message -
From: Guy Olinger, K2AV olin...@bellsouth.net
To: wayne burdick n...@elecraft.com; g...@doctorgary.net
Cc: Elecraft@mailman.qth.net
Sent: Saturday, January 24, 2009 8:03 PM
Subject: Re: [Elecraft] Pumping with K3
Gary,
First off
Thanks in no small part to the list and archives, Don / W3FPR, Steve/
N1JFU, and Jeff/W7BRS, K2 #6662 is fully calibrated and made it's
first contact today!
Incidentally, this was also my first ham radio contact (besides one or
two perhaps done with an elmer some 20 years ago).
Now to
I recall from a LONG time ago ... when I was a R/O on
a USCGS vessel that the LORAN A (~2 mHz) receiver's
display routinely showed several different times / delays on
the arrival times of a signal from a far-off transmitter in the chain.
This was especially apparent during the transition
In the last two months I have had many CW QSOs with Extra Class Amateurs where
I have had to slow down, somtimes to 5 WPM. Listen from 7113 to 7120 kHz also
3550 to 3555 kHz.
It has given me a thirll to work these new to CW hams. They remind me of how my
CW must have sounded 60 years ago.
KEITH and fellow Elecrafters. It has been long known that certain individules
have an inablity of decerning a difference in a pitch of tones that are
somewhat close to the same frequincy. This is comminally refered to as tone
deafness.Thats why CWT is real handy. There are many good CW
Hello Elecrafters,
A few days ago there was some discussion regarding headphones for the KX1.
I just purchased some Sony MDR-E828LP headphones from Office Depot for
$9.95. (They were labled for use with MP3 players). They have a sensitivy
rating of 108 dB/mW.
These seem to be MORE than
Good Evening,
I was up dark and early this morning for my class. From 9 AM until a little
before noon I had twenty students for my ECOM message handling class. It was
good. One more of these classes before our big exercise drill in April and
then I get to teach a new course: Antennas and
Having no antenna long enough for 80m much less 160m,
is sad.
But when I hear reports of a band on fire
I go searching for a wet noodle.
Tonight we are feeding the center conductor of the GAP eagle
into a Palstar tuner. Guess what - we are being heard.
Antenna is effectively on the ground,
Hi Jim -
I am 66 (67 in April) and still employed full-time ++ (Radio Broadcast
Engineer
in Seattle for over 45 years). The 'acceptable' Seattle dress code calls
for
Polo Shirt - Jeans - shoes you can hike in etc.T-shirts are OK at
hamfests,
but I want to be able to wear my K3 shirt
Don
I am also working some CQ 160 stations with my new today K3 # 2452 with my
Zero Five 43' vertical. The short vertical works much better than a low full
size dipole I also put up today.
The K3 sounds really nice and all AOK thus far.
73,
Bob W5OV
-Original Message-
From:
Since I started the thread, I'd like to reiterate the moderator's
request that it be closed. I think they have the message now ;)
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Hi Dave,
And for those of us that are "tone deaf" or at least
deficient the ability to change the pitch helps a lot. Two signals
that are the same to me at 800 HZ just seem to move apart as the
pitch is lowered. To look at it another way the absolute difference
between the two signals has
Yes 7052 is not a good spot in EU for CW. Good idea instead
going below 7040, 7025-7033 segment would be just fine.
/ Jim SM2EKM
-
Geoffrey Mackenzie-Kennedy wrote:
Hi Wayne,
Look forward to that! One suggestion, the 40m frequency 7040 kHz is used by
Eu RTTY stations (S9
Yea!
I really enjoyed building my K2 and sharing the ups and downs with Phil.
Phil and myself received our K2 kits roughly the same time (or at least
began building them at the same time).
Phillip - great job.
Don and Gary - nice help also, many thanks.
During the course of the adventure, I
Don´t say that. I´m still very comfortable using my old FT-1000D.
Since the TX IMD performance of the K3 is much inferior to the
FT-1000D I´m glad I kept it. I feel very reluctant using my K3
on SSB.
73 Jim SM2EKM
-
Robert C.Abell wrote:
Hunter,
You will be very sorry if
So we are going to ride the RF gain just like we
did 50 years ago, to me that´s a step in the wrong
direction.
IMO the K3 is a good enough radio and has enough
things built in that riding RF gain isn´t needed.
/ Jim SM2EKM
Dave Hachadorian wrote:
- Original Message -
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