Well, if this can be a user selection fine. But I really like the
tiny steps below 12 watts. Please retain that.
Thanks,
de Doug KR2Q
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from a perennial winner (or 2nd placer)...
http://lists.contesting.com/pipermail/3830/2009-November/186148.html
Says it all (only need to ready first two paragraphs, although he
again lauds the K3 further down).
What a great radio
Thanks Aptos (or wherever you are now).
de Doug KR2Q
Just found it in my mailbox. Very nice job guys! Can't wait for
the next update on the P3.
Doug KR2Q
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Post:
1. competition is good...spurs all parties on to improve (and the
consumers win)
2. couldn't one say that Elecraft copied the Orion? So what?
Good designs are always embraced and (hopefully) improved upon. did
the americans copy radar from the brits? does it matter?
3. no other
Please reply DIRECTLY only
Have you tried/are you using LP-Pan or something else?
Have you tried/are you using Skimmer?
Some other waterfall app (for contesting)?
I have follow up questions, but will save the bandwidth for now.
Please reply DIRECTLY only
Thanks,
Doug KR2Q
http://www.radio-sport.net/cqwwssb09_post2.htm
Top left-and photo (CR2X)
Not just one K3, but two!
:-)
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On Sat, Oct 31, 2009 at 7:11 AM, David Y. w7...@cox.net wrote:
It reminds me of the
domination that Collins seemed to have in the 60's. Not everyone had one,
but most people wanted one!
Dave W7AQK
Dave:
But the big difference is that while most everybody wanted Collins,
very few could
The K3 is as simple or complex as you want to make it. I have a pair
of K3s (and still a K2) and I contest 99% of the time I'm on the
radio. Honestly, I hardly ever touch anything other than the tuning
knob. I think many folks using other radios NEED to play with the
knobs because of the
There is NOTHING you can do to reduce received SPLATTER other than
move away from that frequency. The other tools work well (very well)
for IMD, but not for splatter.
de Doug KR2Q
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There are just LOTS of K3's out there doing lots of WINNING in
contests around the world. The biggest, CQWWDX cw and ssb and rtty
(RY already done for this year) are great ways to try out your K1, K2,
or K3 and get your feet wet in contesting.
www.cqww.com
The CQWW Contest Committee, courtesy
Earlier this week, on our drive back from Nova Scotia, my wife and I
stopped by Battleship Cove in Massachusetts where I was entranced by
Radio Central on the USS Massachusetts.
They had a mock recording of CW going, mostly 5 letter word groups.
It was going around 16 wpm and I wondered if that
Well, I use nylon string here all the time...and it's not for
stealth...it is just handy and easy to use and doesn't weigh down the
wire, which I keep pretty loose anyhow.
But I can tell you, that here in NNJ, when winter snow and ice rolls
around, the stealth aspect is totally
Yeah...at what spacing?
From the ARRL pages, for the IC7800 (I don't think anyone is saying
teh 7600 is better than the 7800, but I could be wrong)
At 2kc, 3rd order dynamic range for 7800 =86 db; for the K3=103db
At 2kc, 3rd order intercept for 7800 = 21 dbm; for the K3=28dbm
At 20kc
Not to be outdone
Around 1967 or 1968, I was tuning around on 15m and heard my buddy
about 4 miles away testing. He was unusually weak, so I gave him a
call to let him know that something was wrong.
Turns out that he was using his Galaxy V MK II via a very short run of
RG8 to his Heath
http://lists.contesting.com/pipermail/cq-contest/2009-June/085541.html
Sorry for the X-posting, if you already normally look there. You must
use stereo phones (or spkrs).
de Doug KR2Q
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Seems that this posting keeps coming up. :-)
Oldie but goodie from March 2008
de Doug KR2Q
http://mailman.qth.net/pipermail/elecraft/2008-March/084937.html
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http://www.nature.com/bdj/journal/v206/n6/full/sj.bdj.2009.218.html
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This list
You will enjoy this (maybe)
http://www.youtube.com/watch?v=q8Pq6cosm2A
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I just did that to catch your attention (sorry if anyone is offended).
QRP and QRO are all relative terms. It is really just a matter of
physics. The ionosphere has never been impressed by carrying a
signal from point A to point B. It does it all the time. And it has
no idea if the source is
OK...so we (several of you) have identified a similar situation of
mushiness.
Just out of curiosity, did anyone have a 2nd receiver (non-K3) handy
to see if IT could copy the signals cleanly?
Also...
IMO, copying a slight tone shift (ala W4ZV link, which is VFB) is a
lot different than trying to
Hi everybody...
I local K3 owner received this memo and forwarded it to me this
morning for my opinion:
When you were working HA5JI, you had a side band about s6 up about
600 Hz. I did not check the down side. Your main signal was s9+20.
I was at work so I said I would listen when I got home
OK...so we can send RTTY using the paddle in. What about sending RTTY
using the KEY IN (as in, use an outboard contest program to send CW
and have the K3 convert it to RY).
I know that this was supposed to be on the list but was this ever implemented?
Tnx
Doug
W4TV said:
Instead of doing that, why not simply hijack the VFO B display and
flash TX TEST when in test mode?
I know we're not supposed to post ME TOO comments, but this is a
great idea. I would limit hijacking the VFO B display to ONLY when
actually transmitting (even though in TEST you are
http://radio.tentec.com/accessories/715
Not sure we need this the K3.
I used to use an RF Clipper by DATONG (I still have it)...same concept
AF to RF to AF. It worked REALLY WELL with my rig back then (which
had no capability for RF processing). Probably talking 25+ years ago.
de Doug KR2Q
RE: stopping DVR memories by using PTT and VOX mike input
At 1822 on Jan 26, Elecraft DSP guru Lyle said:
No, PTT only. Currently, the DVR output for Tx follows the same path
in the DSP as any other Tx audio source, so it is already activating
VOX.
At 2026 on Jan 26, Wayne, the other Elecraft
Someone (I really am not going to search through to see who) said
that when the Orion AGC was in the offposition, that it kept the
same volume or something like that.
This struck a chord with me...I thought that I remembered that AGC
OFF in the Orion was not really AGC off. Sure enough! See
Wayne said,
We're planning to improve SHIFT granularity (etc.) in a future firmware release.
I hope that this will be an added option in the CONFIG. menu. I like
it the way it is now (fast)...at least for cw. I am really not
looking forward to having to spin that tiny knob to move in 10hz
Just remember
http://www.lib.wayne.edu/services/instruction_tutorials/searchpath/mod5/images/dog.JPG
If s/he wants credibility, s/he should AT LEAST use her/his callsign.
de Doug KR2Q
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Wayne said,
In the interim you might try a non-zero value of CW semi-QSK delay,
assuming you don't need full break-in.
My comments:
This request is something I've never heard of and I am having a hard
time imagining an actual use for it. If you turn the AF down (or duck
it), then they station
Hi...
The build went swimmingly well. I did install the DVR and DSP board
from the subRX on the initial build, just as outlined by many of you
and, (when I finally read it) in the ver. F manual.
After all the hype about the subRX being difficult, I was surprised at
how easily (for me?) it went
HI all...
I am helping a neighbor assemble his K3. I have put a number of these
together now, but none with the DVR and/or subRX.
I think the DVR can go in with the initial build (comments)?
Do you suggest that the base K3 be completed first and then the
subRX be installed, or should I do it
See page 6 of the owner's manual (D1).
If you download the manual, you can then do a SEARCH on the entire
manual to quickly (instantly) find any topic you desire. That's what
I just did and it took me no time at all to find the how to for
the RIT rate (it was the 2nd RIT search hit, the first
Sandy said:
We CW casual QSO people do have trouble with RTTY people all over the place.
Huh? CW is allowed on all HF frequencies (except 60). If RY (or
contesting or whatever) is in the way, just move up the band.
de Doug KR2Q
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Do not assume that this entirely due to poor isolation. Much of it
probably is, but not all.
I remember about 40+ years ago, hearing a friend on 15m on a dead
band. He was only around 2 miles from, but he was really weak. I
called him.
Turns out, he was testing on his DUMMY LOAD. No second
check the references for SPLIT SAVE in Config...you'll be happier.
Doug KR2Q
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Well, Dick
Long ago, I gave up trying to understand why some folks choose the
things they choose.
If you think back to the 60's or 70's, you could NEVER convince a
Mustang owner that Ferrari was the way to go... or vice-versa.
Some men like women who LOOK hot. Some men like women for
Hi Joe...
Yes, I'm sure a K4 (or how about a K88 so the SE Asia guys would buy
in big time) could be easily made. In fact, for that group, it
might make sense to price it even higher than theirs...say $15 or
$20k. You know, when you get into the upper tiers of any market, it's
the HIGH PRICE
Despite the recent posting citing a comment from 2007, just the other
week, Wayne indicated that you NEED the 6kc filter to transmit AM.
http://mailman.qth.net/pipermail/elecraft/2008-December/102373.html
de Doug KR2Q
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I bet this will add some punch to your Top Band QRP signal.
http://www.ok1rr.com/news.php
Scroll down a bit. It is difficult to imagine the scale, so read a
little about it.
de Doug KR2Q
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I still rather prefer the push buttons on the K2 over those on the K3.
Moot point.
Doug KR2Q
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Maybe I am missing the point
Can not one simply hook up a footswitch via a Y connector to the KEY
IN on the back? The other half of the Y connector going to your key
(or keyer output). Of course, you'll have to be in VOX on cw.
Is that what you mean?
de Doug KR2Q
W3FPR said:
In a related wish list item, I would like to have the ability to
switch between 2 antennas, just like the KAT3 does now, but without the
tuner part of the KAT3. I have all resonant antennas and do not need
the tuner on the K3.
I know I could just add the KAT3 and put it in bypass,
Tap the MODE switch (2nd down from the top, extreme left of front
panel) until CW is displayed on the extreme right side of the LCD.
Then HOLD the left side of the BAND switch (extreme, top left of the
front panel) until you see VOX displayed on the LCD (about 1/2 down
the LCD under the R in
Also...make sure that if you are in SPLIT VFO mode, that VFO B is also
set to CW. :-)
de Doug KR2Q
--
An eye for an eye makes the whole world blind.
Gandhi
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In chronological sequence:
HanukkahMonday December 22, 2008 for 7 days, ongoing now
Christmas Thursday December 25, 2008
Kwanzaa Friday December 26, 2008
Shakyamuni Buddha Day Saturday December 27, 2008
Muharram/Al-Hijira
OK, so I see the super narrow (LOL) 500 hz filters. What happened
to the 1500hz filter? Sold out already? That was fast.
de Doug KR2Q
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Got your attention? :-)
RE: KPA800 and KPA1500
Well, one thing for sure, Eric and Wayne have a proven track record of
keeping everything close to the vestalong with their loyal field
testers. We'll know when we know.
OTOH, Visalia and Dayton are only ~5 months away and if zebra doesn't
On Sun, Dec 21, 2008 at 12:52 AM, Joe Subich, W4TV
li...@microham-usa.com wrote:
[snip]
so it really boils down
to is six meters and the tuner worth the extra $1000.
[end snip]
I'm not sure where you got the extra $1000 from. Currently, HRO is
selling the Quadra for $2999. Great price for
After reading the recent comments on POWER OUT, I decided to check mine.
Using the voltmeter on the K3
Zero power out: 13.6v
5 watts out: 13.3v
100 watts out: 13.1v
The drop from 13.6 to 13.1 for 100w doesn't seem so bad. But why the
drop when running only 5 watts out...seems out of
Thanks Joe...
Actually, in a way, Elecraft KPA800 and 1500 and the Ameritron ALS1300
are in the same class...NOT YET AVAILABLE. :-)
de Doug KR2Q
On Sun, Dec 21, 2008 at 10:15 AM, Joe Subich, W4TV
li...@microham-usa.com wrote:
I'm not sure where you got the extra $1000 from.
Currently, HRO
Well, prompted by the interesting discourse here, I decided to ignore
my bulk and get on the floor to make some measurements at the PS
(RS35A).
K3 on Receive: 13.60 volts
K3 at 120 watts output: 13.59 volts
H.
Okay, so then did voltage (and amp) readings using the K3 itself.
Watts are also
I just ran into this by accident.
http://www.ameritron.com/catalog/Ameritron_2009.pdf
See page 9.
No stated expected delivery
Not enough specs for my liking, but still, rather interesting.
Is this contest grade? Who knows?
de Doug KR2Q
I have no vested interest in this company.
My kids installed Skype on the home PC. Now all numbers which MIGHT
be phone numbers turn into phone numbers (instead of remaining as
columns of numbers).
How do I turn this off?
Thanks,
de Doug KR2Q
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I should have said to reply directly. Apologies to the list.
I have it resolved now. For the record, I am using Firefox and that
is where the conversion of numbers to teleco numbers took place. I
disabled the add-on (under TOOLS) while under my log-on (XP). Still
works when they kids log on
1. use a room with a wooden floor
2. use a wooden table
3. sit on a wooden chair
4. have a mister going
5. do not wear any clothing
6. use an esd matt and wrist strap
7. don't send in any photos
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You didn't say where on the east coast, but try McMaster.com. They
have them in stock. No minimum $, fast shipping. They are in NJ (me
too). Order it today, have it tomorrow. A box of 100 runs around $2
- $3 depending upon the length. Worth it!
de Doug KR2Q
Well, seeing how they use high quality headphones and boom
microphones, they are clearly contesters. Works for me.
de Doug KR2Q
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Hi...
The following request for information is not specific to the K3 (or
even to Elecraft). Please craft your response to be generic.
Despite being an active ham/contester for over 40 continuous years
(but not being an ee), I just do not understand how a preamp works.
It is not a smart device,
I have ONLY experienced something like this when using my logging
program to drive the K3. I have never seen this when the computer
is turned off and I use the K3 all by itself.
Here is what I did to solve the problem when using the
computer...with the computer / contest software running:
Set
As far as I am concerned, there have been a lot more failed encoders
than have been cited on the elecraft reflector. I personally has
three guys call me to inquire about it (months ago now) and none of
them posted anything here. The first guy got a try swapping with VFO
A approach and since VFO
Oops...hit SEND too fast.
Not rescue service but service recovery strategies.
de Doug KR2Q
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This found its way to my in box. Forward (or delete) as you feel is
appropriate.
de Doug KR2Q
http://4k9w.oe4vie.com/4k9w_english.html
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they used five (5) K'3. Neat.
http://lists.contesting.com/pipermail/3830/2008-December/164648.html
de Doug KR2Q
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1. Number of K3's in the contest: I believe that many (most?)
participants using a K3 do not list their rig, so the count is
misleading.
2. Be sure to observe the caliber of many of the entrants using the
K3. These are not Joe Ham guysmost from the top ten boxes in
all categories. I know
All I know is:
1. I have zero IMD in real life with the K3 used at my QTH. I could
not say this about any other radio used during a contest.
2. From QST Product Review (c):
CW Choices
New with the FLEX-5000A is a real keyer plus provisions for CW
keyboarding, CW memories, dot-to-dash ratio
http://lists.contesting.com/pipermail/3830/2008-November/164206.html
In case you don't know, Dave is the CEO of the ARRL...and just happens
to be one of the world's great CW ops.
de Doug KR2Q
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Well, maybe Al was a cw guy, but the Titan was designed by Dick, K4XU,
which for me, is a lot more meaningful!
If you don't know Dick personally, try his QRZ.com profile:
RF power MOSFET development and applications engineer. 30 years RF
design experience at Ten-Tec, ETO and Harris Broadcast
de
I am so blessed to be a contester. Everybody is S9. Of course, if
the guy is really, really weak and I need several repeats, then he
only gets a 599.
:-)
de Doug KR2Q
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You must be a
http://translate.google.com/translate?u=http%3A%2F%2Fforum.cqham.ru%2Fviewtopic.php%3Ft%3D17119%26postdays%3D0%26postorder%3Dasc%26%26start%3D0sl=rutl=enhl=enie=UTF-8
Gotta love google.
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Hi,
These are pretty graphs and it's nice to see some folks who actually
can discuss this, but what does this mean in practical terms?
Empirically, what will I notice when using the radio?
Thanks,
de Doug KR2Q
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Please contact me off line. I would like to chat.
Thanks,
de Doug KR2Q
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I was on and recognized a number of calls. But I wonder how many I
didn't recognize.
If you were qrv in the SS, please let me know your callsign (please
reply directly).
Thanks!
de Doug KR2Q/qrp in SS
http://lists.contesting.com/pipermail/3830/2008-November/162710.html
Class: Single Op QRP
This is not ham radio, however
reminds me of, A sucker is born every minute.
http://www.factcheck.org/askfactcheck/did_obama_say_the_national_anthem_conveys.html
Vote however you like, but base it on facts. Personally, I would hate
to win something based on lies about my opposition (in
OK...I admit it. I have used computer logging since day one, but I
have never set up the rig to talk with the computer.
I need help!! I am using CT 10 (DOS version).
I presume that I need to use the connector labeled RS232 on the K3 (yes/no)?
What baud rate is it?
On the computer...
I have an
Lyle, Wayne, et al at E.
Once you get all of this hard work completed, PLEASE.
make this option user selectable (toggle ability to do it as :yes
vs no). I suspect that many (most?) users do not want this option to
be on all the time. And please bury it in the menu that is only
http://www.arrl.org/news/stories/2008/09/23/10348/?nc=1
Pretty neat.
Doug
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I have to agree that this change was not so smart (maybe clever, but not smart).
While I admit that I never thought about the guys who do this
commonly (I think they are the VHF types), I do think that this mod
was a case of being over-zealous in the we can do it mentality as
compared to the what
Gosh...let's take a step back for a minute. REALITY CHECK time
Here we are, USERS of a great (the greatest?) radio, the K3,
presenting our cases for how AB should work for us. And we've done
this before for other features as well.
And can you believe it...we have direct access to and almost
This was originally posted (I don't remember where) in Sept 2001. It
is my story.
de Doug KR2Q
Saturday, September 15, 2001:
I'm feeling very tired and very sad. I have a splitting headache and
I feel like I've been run over by a truck.
Earlier today, I logged onto my AOL account. I had a
Hi all
Before the K3, I used my computer (contesting) to generate the stock
cw. I used a Kansas City Keyer for the hand keying, connected to the
rig using a Y connector for the CW in. Worked well.
With the K3, I still us a computer (contesting) to generate the
stock cw (CQ, 59905, TU,
It's a feature of the K3. If you don't respond to the other prompts,
it sends you smoke signals.
All together nowG R O A N
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Guy, K2AV said,
The point of the roofing filter is to reject the VLS in the next slot
above and below me.
Hmmm. This is not at all how I see the primary function of a roofing
filter. What you describe sounds to me like the function of the final
BW filtering.
When I use a rig on 40m cw (since
For those still waiting or tracking
http://www.elecraft.com/elecraft_shipping_status.htm
Through Friday, Sept 5th, we will be shipping K3 orders received
through May 16th, 2008.
Newly received K3 orders are now targeted for delivery 3.7 months
after order date.
de Doug KR2Q
PS...gotta
Well, here is one thing that you will need to know that is NOT in the
manual and that I have NOT seen discussed anywhere on the reflector
(but maybe I just missed it).
Once you really get cranking along with assembly...and it is really
starting to look like an almost completed radio, DO NOT FREAK
http://www.ab4oj.com/icom/ic7600/main.html
not in my opinion!
de Doug KR2Q
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While I sure as heck do not even know a tiny fraction of the users
here, I have had several that I do know and who have gotten their
radios of late cite this condition. In kit form, you can swap A and
B and see if the problem moves. If it does, it's a bad encoder.
As an Elecraft (R) outsider,
This is (more) really neat stuff...THANKS!
One thing I'd like to see, is the 500 Hz 5-pole CW/Data Filter graph
done at 600hz using the 500hz roofing filter. Your measurement
jumps from 500hz to 1.5kc. What happens when the DSP is in control
but the 500hz is not, at something just above the BW
Larry,
I guess it depends on how you operate. I'm also a DX/Contester
(mostly the latter) and I never found the alt I/II useful for my style
of operating either.
I have the BW pre-set along with the frequency in the number keypad
(which I use as my bandswitch). When I'm on CW, I is equal to
I find it interesting to see how threads evolve, however, I am still
looking forward to the next Latest Regular Release of the FW.
As previously stated, the last one is from June 10. In the interim,
there have been (are) three versions of Beta releases...all very cool
stuff.
I also appreciate
The last regular (working) FW release was back on June 10 (2+ months
ago now, in case you can't to simple math...chuckle, chuckle).
In the intervening time, there are three (3) Beta releases.
For those of us too timid. (conservative, or risk-averse to play with
a Beta version, any idea when the
Tom said,
[snip]
Although I just started using the K3, I really like the AGC system so
far. That's in contrast to other digital AGC systems I quickly learned
to *dislike*. Low band DXers or contesting people will really like the
slope adjustment feature.
73 Tom
[end snip]
Wow...coming from Tom,
Okay...so I a typical cheap ham
I would like to save some $$ while still being able to access the IF
OUT from the K3. Is there a less expensive (home brew) way to do
this? I don't need any of the xvtr functionality, etc. Just want the
IF output.
I hope Eric and Wayne don't get too upset
Hmmm. Sounds like great reason to switch to computer control.
:-)
de Doug KR2Q
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RE: http://www.youtube.com/watch?v=4tjKQ1g4X0I
Great video and demo.
I have not ordered the KRX3 for either of my k3 radios. I do
contesting as 99% of my ham activity (not counting posting on the
Elecraft reflector), so I saw little need. However, the LP-Pan is on
my list.
After viewing the
Eric said,
[snip]
Also, the hardware KRX3 also has much better dynamic range than the PC
based SDR approach. On the order of 30 dB or more for blocking dynamic
range than the sound card based SDR RX. For anything besides casual use
this is significant.
[end snip]
And Doug, KR2Q originally posted,
OK...my 2 cents.
I just looked at the Yaseu 2000 instruction manual on line. To narrow
the bandwidth, you turn the knob counter-clockwise (and vice versa).
Some Kenwood radios (eg, TS940) have a VBT control (variable bandwidth
tuning). Turning the knob counter-clockwise makes the BW
I'm curious about Open Office. Is anyone using it? Comments? Please
reply directly to me.
Thanks,
de Doug KR2Q
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On Fri Jul 25 23:24:54 EDT 2008, Don Rasmussen posted:
[snip]
Just what is the big deal about pushing a single
button instead of pushing two buttons in sequence to
get to the band and mode you want?
Hey Doug - You hit the nail on the head, contestors
have the optimal solution with the stock K3.
Don has it right. It doesn't matter how you set it up, as long as it
is logical to you.
My long time partner in crime and contest buddy Steve says he wants
40 and 20 etc. That''s okay, but probably won't happen in the
near future.
But I have to tell you, that when I had a rig with that type of
So EU has all these rigid standards...are those only applicable for
products manufactured in the EU? How can all these other ham radio
manufacturers meet the specs but a well respected German
manufacturer, already in the business, can not?
Methinks there is more afoot than meets the eye.
Doug
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