Would it be possible to write a macro to suit this?
David
G3UNA
Hmmm. I think the software feature you want is already in the K3.
Use, the CW mode, adjust the keyer to 30 WPM or so, and you have a 50%
duty cycle pulser - just hold down the dot paddle. If you want a
lower duty cycle,
If you haven't built anything before, I would suggest NOT building a K2 right
out of the block. It could overwhelm you. There are more
than a thousand parts to a K2 (with some options, at least). It took me 40-50
hours to build the basic K2, plus more for the options. I would strongly
Joe Subich, W4TV-4 wrote:
That's easy to say in theory. However, when your neighbor fires
up with his amplifier in a pile-up and activates the HACG you
need the 200 Hz filter bandpass decoding simply is not going
to do the job.
I think that would be a rare situation for most
I think Wayne must have a rather long wish list by now, full of very
different feature requests with very different priorities... IMHO, the K3
already has virtually everything a serious DXer needs. I understand the
unique possibility of exchanging ideas not only with other users but even
with the
Richard Squire - HB9ANM wrote:
The only thing the K3 does NOT have is perhaps a sunspot generator... ;-)
But this request will probably end up very low on Wayne's list, hi!
I heard it's right at the top. The ionospheric interface is causing some
trouble, though.
-
Julian, G4ILO. K2
AD4C2009 wrote:
If you guys want to share your audio clips,settings,etc my new website is
done deal at www.ad4c.us, just send me whatever you want all us to see or
hear and I will upload it to it,I have unlimited capacity,so anything can
be uploaded,even a movie about the K3.
Hello LS,
I was in the same stage as you back in 2002 when I ordered the K2 kit
with options. I had not built anything since a SB200 back in early 70s
and do not work in electronics so my technical expertise was (still is)
pretty low.
I was so far behind the 'power curve' that I had to look up
Hi Wayne,
Am 23. Dec 2009, um 10:02:02 schrieb Wayne Burdick:
As we head into 2010, we'd like to refresh the master firmware list
based on your input. Items already on the list have priority, of
course, but this is a great opportunity to let us know what else is
missing or could be
I built both the K1 and the K2. I had kit building experience 45 years ago
when I built my first novice rig but hadn't really picked up a soldering iron
in the intervening years.
It's true that each kit is one component at a time. However, my sense is that
there are critical places on the K2
Interesting that a new article on eHam suggests programming one of the CW
memories with a series of dits. You would have to be in CW mode for it to
work.
Buck
k4ia
k3# 101
In a message dated 12/31/2009 4:21:53 A.M. Eastern Standard Time,
d.cut...@ntlworld.com writes:
Would it
I'm having a problem with my K2 (SN 6761 10W/CW only): I have to align the
crystal filters almost daily. It seems the BFO shifts by 200 Hz or more almost
daily.
This may have been covered in the reflector at various times, but I've not seen
this exact problem described, so I've decided to go
Hello Jon,
Just add a bit to your comments.
In the building of quite a number of K2 in the past, I feel winding the toriod
is in fact quite fun. Why not try it first, if not ok, then go to toriod guy.
No harm to have a try. Elecraft gives you enough spare enamel wire to play
with.
XG2 is
I'd still like to see Ultimatic as well as Iambic please.
HNY
73 de M0XDF, K3 #174
--
The secret of life is honesty and fair dealing. If you can fake that,
you've got it made. -Groucho Marx
__
Elecraft mailing list
Home:
An KIO replacement board that has a direct computer connection via
USB, with built in sound card function, built in CAT com port
function etc. so that there is only one cable to the PC.
A very well-thought list and I'll second Mario's input, particularly a
USB-based KIO board as a universal
Hello Group,
I go to Tokyo Ham Fair nearly every year. This year, I am thinking a visit to
the Dayton Hamvention in US. Since I have no knowledge of Dayton, can any of
you kindly advise what sort of scale of the Dayton Hamvention I should expect?
Is it similar to the one held in Germany,
Your are absolutely right Jim and that is the way I tune my amp using the
Vibroplex paddle sending dots at 40 wpm and using the PEP wattmeter of my
PalStar antenna tuner to get maximun ouput Even when I am on SSB I do that as
well after enabled the feature that I can send morse with the mode
This is great advice. I would build at least one item, it could either be
the dummy load or the generator. They have the most use to me. If you are
comfortable with those, go for the K2. Just more parts and instructions.
Doable.
73,
Bill
K9YEQ
K2; KX1; K3; mini mods; W2; THP HL-2.5Kfx
Iain,
I think this would be very useful. I recently picked up a LDG RT-11 and have
an Icom remote tuner to experiment with tuning at the antenna, versus in the
shack, 160 thru 30. The ability in initiate tune from the K3 of those
devices would indeed be sweet.
73,
Julius
I have an automatic
Johnny,
Check here: http://www.hamvention.org/activities.php
If you have any interest in aviation, You need to visit the Air Force
Museum.
Can't answer the comparative scale question, but you'll definitely do a lot
of walking. The flea market has shrunk a bit, but probably, like the indoor
All of my best to the Elecraft family for a fun New Year's Eve and a
wonderful 2010!
Hope to see and work you in the coming year.
Cheers,
Julius
n2wn
-
Julius Fazekas
N2WN
Tennessee Contest Group
http://www.k4ro.net/tcg/index.html
Tennessee QSO Party
http://www.tnqp.org/
Elecraft K2/100
Doug,
That is indeed a strange problem - I have not seen one like that, but
there is always a first. It has the flavor of a bad solder connection
in the BFO area - one that you are not likely to find by inspection, you
will have to re-flow the solder with a hot soldering iron. It could be
a
__
Elecraft mailing list
Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help: http://mailman.qth.net/mmfaq.htm
Post: mailto:Elecraft@mailman.qth.net
This list hosted by: http://www.qsl.net
Please help support this email list:
Wayne -- I would like to see an audio peaking filter for cw work...perhaps it
could
be an alternate function for the pitch control??
Also when will we be seeing the long promised solid state 160-6 meter 1500
watts
100% duty cycle Elecraft linear amp ?? :-)
73 de Greg-N4CC
Msg sent via
Hello,
What came in the K3 box instead of the radio?
For example:
power cable with appropriate connector?
Hand mic?
USB cable for updates (when ordering the KUSB)?
RS232 cable?
Cable for battery in movil operations?
Something else?
Printed manual?
Thanks,
Jorge
CX6VM
Out of all those things I only got a power cable and a manual.
-
Julian, G4ILO. K2 #392 K3 #222.
* G4ILO's Shack - http://www.g4ilo.com
* KComm - http://www.g4ilo.com/kcomm.html
* KTune - http://www.g4ilo.com/ktune.html
--
View this message in context:
I second that, as a kit, everything you need to assemble it, plus user
manual and zip line
73 de M0XDF, K3 #174
--
Life is an eternal challenge, a variant on Maeterlinck's theme that
the Bluebird of happiness is by the side of each and everyone of us,
always within reach, yet, if pursued to
I am also very interested in an audio peak filter for CW. I really found it
extremely beneficial on my FT1000D. The RX EQ has potential in this area but
it is turned off at narrow bandwidths.
73,
Mike K2MK
from n4cc
Wayne -- I would like to see an audio peaking filter for cw work...perhaps
it
~
N2CQ QRP CALENDAR
JANUARY 2010
~
80 METER FOXHUNT (CW) *** QRP Contest ***
Each Tuesday Thru Mar 16, 2010
9 PM to 10:29 PM Eastern Time USA
Info: http://www.qrpfoxhunt.org
I am using a Heil Gold Line microphone with a HC4 a HC5 cartridge.
Does anybody have TX EQ setting that they have used with these mic
cartridges. I know that EQ needs to be tailored for one's actual voice.
Bob
WB8DDI
__
Elecraft
Hi everyone,
Thanks very much for all the feedback, very much appreciated. I decided to
go with the K1 with 2 band module as a first project. The K2 looks a little
more ambitious than my current skill set (gotta be honest about that ;)) so
decided it'd be better to get my feet wet on a project a
Well,
I wouldn't tailor anything with such cartridges.
The HC4 and 5 are carefully tailored already by Heil. That's one of the
reasons why people by them.
73 and HNY
Arie PA3A
-Oorspronkelijk bericht-
Onderwerp: [Elecraft] K3 TXEQ
I am using a Heil Gold Line microphone with a
LS,
I've built both the K1 and K2, but only after having constructed numerous
simpler kits. The K2 doesn't require any additional skills, there is just
about 4 times as much to build as the K1. In turn, the K1 is about 4 times as
much to construct as a simple single-band QRP rig. I
And that you're not in TEST mode. The TX between the A and B will blink
if you are.
Mike NF4L
Bob Wehking wrote:
I purchased my K3 when they first came out I remember that it would
putout RF. I've been away from the hobby for a while I can't get any
RF out. When in CW mode, when I key the
Well I never found the FT1000D peak filter that great, decent yes,
all subjective of cource.
I remember when I had a Drake 2B with 2BQ Q-mult, that was nice,
you sure could peak signals up out of nowhere.
But sure a peak filter could be nice to try.
Happy New Year / Jim SM2EKM
Hi Curt,
Heh, you're actually thinking kind of what I was thinking ;). I figured
since my main goal is really the building and learning experience, followed
by a small, simple CW-only QRP rig, the K1 actually comes out looking like a
better fit than I thought. Especially after going through the
also, be sure the VOX is on.
Monty K2DLJ
And that you're not in TEST mode. The TX between the A and B will blink
if you are.
Mike NF4L
Bob Wehking wrote:
I purchased my K3 when they first came out I remember that it would
putout RF. I've been away from the hobby for a while I
I have a Timewave DSP-59+ audio filter that I used with my old FT-101E.
It has switchable high and low pass cutoff frequencies or switchable
band pass filters with bandwidths from 25 Hz up to 600 Hz. I've
experimented with using it with the K3 output and mostly it doesn't
improve copy; the
RE: Audio Peak Filter requests
A number of folks have asked for this, including some who have not
commented here. Many of these guys obviously used a audio peak
filter before, found it useful, and now miss it.
As before, I have no issues with any requests, as long as they are
user-selectable as
probably the usual conflict,,,
engineering says it is not finished, it never is
and sales wants something to sell..
and management needs something to invoice..
happy new year to ALL
BILL
At 12:41 AM 12/31/2009, Wayne Burdick wrote:
We have several built and we're busy with a
__
Elecraft mailing list
Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help: http://mailman.qth.net/mmfaq.htm
Post: mailto:Elecraft@mailman.qth.net
This list hosted by: http://www.qsl.net
Please help support this email list:
Sorry for the seemingly blank post...have changed the mail so it is plain text
instead of
HTML...let's see if this makes it through this time...
Doug -- I use it all the time on my FT-1000D. If you're listening to a weak
signal, you may or
may not have it centered in the passband where when
I concur 100%. I have a pair of Datong FL-3 audio filters that I used for
years to give me peak filtering for CW and RTTY. Fabulous units, among the
best audio filters ever made and much needed in the old days when I used
analog JRC and Kenwood radios with IF filters no narrower than 500 Hz.
It works like this
After filtering the cw signal down to 50hz and you kick in an audio filter
that has unity gain, no difference is noticed and you put the AF filter back
in the closet.
After filtering the cw signal down to 50hz and you kick in an audio filter
that has 10db or gain, your
To me, it's best to get the hardware finished correctly. As we should
well know from the K3, firmware can be changed as needed. Firmware
changes don't require shipping back to Aptos.
Dunc, W5DC
ny9h wrote:
probably the usual conflict,,,
engineering says it is not finished, it never
I'm with you so far, I'm all about the slobbering but if the AF and IF
bandwidths are already identical, a 10dB boost in audio gain is pretty much
the same thing as simply turning up the volume, no? Unless the AF bandwidth
is even tighter than the IF bandwidth... maybe that's how the APF
Indeed!, Doug got this right.
In a previous msg I did say why not but thinking more
about it, after reading this, I will agree that it´s not
needed.
Too many darn functions to fiddle with anyway, enough
is enough.
As I stated in a previous message, fix the flaws and
get done with it, the K3 is a
I think adding the option in firmware would benefit those who don't own
paddles or aren't CW ops.
73 de James K2QI
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Hector Padron
Sent: Thursday, December 31, 2009 9:16 AM
To:
Exactly! But many are dazzled at how one button can make things louder.
Steve
N4LQ
n...@carolina.rr.com
- Original Message -
From: Paul - WW2PT ww...@arrl.net
To: elecraft@mailman.qth.net
Sent: Thursday, December 31, 2009 2:18 PM
Subject: Re: [Elecraft] K3: honest question re Audio Peak
Steve Ellington wrote:
After filtering the cw signal down to 50hz and you kick in an audio filter
that has 10db or gain, your jaw drops, your eyes glaze over and you
immediately start slobbering about how signals POP OUT OF THE NOISE.
I've never had an FT-1000D but I know some who do
An APF is a tool that I would like to see on the K3. I liked it on my
FT1000D.
Different people find different tools useful. Here's three K3 tools that I
have not found useful. The noise blanker, the notch filter, and the AFX
feature. But they are tools that might come in handy some day and I'm
AMEN. what APF does is put rare DX in my logbook that most of the
others sit there and cannot pull the callsign out of the noise.
I call it receivability, you can have the best specs on the radio in the
world but if you cannot pull that weak one out and copy the call your
just second class.
I
The audio bandwidth is extremely narrow, centered on the tone freq
or some other you set it for, but its 10db of gain at essentially one
freq.
I'm with you so far, I'm all about the slobbering but if the AF and IF
bandwidths are already identical, a 10dB boost in audio gain is pretty much
Okay - hear a simulation of the effect of K3 APF for yourself:
http://n1eu.com/k3/rz0af_apf.wav
This is a stereo diversity recording of a fairly weak RZ0AF on a fairly
quiet topband night. I switch the APF in and out - it's centered on the
400hz sidetone frequency and is 50hz wide and +10dB.
I suppose it would save you the price of a bug or a set of paddles (or at a
minimum, the cost of a 555 chip and a few discrete components), but I'm also
sure the new owner of Vibroplex (Scott, W4PA) would appreciate the business.
Even if you're not a CW op, you need a bug, just to call the
Bill W4ZV wrote:
Steve Ellington wrote:
After filtering the cw signal down to 50hz and you kick in an audio filter
that has 10db or gain, your jaw drops, your eyes glaze over and you
immediately start slobbering about how signals POP OUT OF THE NOISE.
I've never had an FT-1000D
What could be cheaper than build a project box with just a simple push boton
and a piece of wire that will end in a regular stereo 1/4 plug wired for the
dots pluged at the CW jack in the rear,c'mom guys,anyone can build that for
less than ten bucks and then send the CW at 40 wpm pushing it
The K3 is the first rig I've used in years that I've not run the audio thru
an external audio filter. I have owned and used several, often to
eliminated hiss and to peak the signal. On the K3 I've often found the AFX
feature helps me to copy signals that are challenging otherwise. This
morning
This would be an option to have the TUNE hold function send
interrupted 40 wpm dots instead of a solid tone? I'd use it all the
time. Personally I don't normally need TUNE except to tune an amp
behind the K3.
All my amps are tubes. I'm waiting for a ham band 1500 watt CCS
transistor amp with a
Hector,
IMHO - Finally a voice of sensibility in this discussion.
I will offer yet another suggestion for those who do not want to find a
box and a switch - find an old computer mouse - those that have real
switches on the buttons (the mouse ball does not have to work). Wire
either 1 or both
This was explained to me recently by an audio engineer. We don't want to
waste energy transmitting sounds below about 300Hz. It's ALL wasted energy
and it conveys no intelligibility. There's a lot of trash below 300Hz,
room noise, fan noise and breath pops etc. The recommendation is to set the
There you go Don,what could be easier and cheaper than an old discontinued
mouse wired to that 1/4 stereo plug,and as I said,I configured my K3 to send
CW when I am in SSB,so push the mouse and tune the amp,that's a killer,I bet it
will cost less than five bucks.
Thanls for that idea.
AD4C
On Thu, 31 Dec 2009 14:56:26 -0600, Grant Youngman n...@tx.rr.com
wrote:
I suppose it would save you the price of a bug or a set of paddles (or at a
minimum, the cost of a 555 chip and a few discrete components), but I'm also
sure the new owner of Vibroplex (Scott, W4PA) would appreciate the
I did a second experiment that gives another perspective:
http://n1eu.com/k3/ha8bt_apf.wav
This time the K3 selectivity was 50hz before applying APF. The conclusion I
come to after listening to this recording is by narrowing K3 bandwidth down
to 50hz, you gain most of the benefit of the APF.
Hi Guy,
Yup - that's it. Just an option to switch from a solid tone to a series of
40wpm dots whenever you push the tune button.
73 de James K2QI
-Original Message-
From: guyk...@gmail.com [mailto:guyk...@gmail.com] On Behalf Of Guy Olinger
K2AV
Sent: Thursday, December 31, 2009 4:22
Do not worry Mike,I will not writte anymore about the subject,I don't want you
to have more nightmares with all those F-84F, F-100D/F, F-4C/E anymore,sleep
well tonight.
Happy new year.
AD4C
For a refined ham it is compulsory to own a k3
--- On Thu, 12/31/09, n...@aol.com n...@aol.com
From perennial multiop CQ160 winner W2GD:
The other big change was replacing the ICOM xcvers with K3s equipped with
the
2nd receiver and offering diversity reception. This was probably the single
most important factor in our score increase over prior years. The K3 is
everything it is reported
Barry N1EU wrote:
I did a second experiment that gives another perspective:
http://n1eu.com/k3/ha8bt_apf.wav
This time the K3 selectivity was 50hz before applying APF. The conclusion
I come to after listening to this recording is by narrowing K3 bandwidth
down to 50hz, you gain most
I've used Bill W4ZV's technique since receiving my K3 a year ago = 50 to
100Hz BW and 8db filter gain on the 200Hz filter. It's sometimes the only
way I can hear DX from Interior Alaska.
Otherwise, I prefer the Dual PB filter @ 400-800Hz for general CW. APF would
be nice only if it were proven
Bill W4ZV wrote:
I'm confused Barry. What do you mean before applying APF since the K3
does not have APF. Did you mean DUAL PB?
I made recordings of K3 rx audio and then processed those recordings with
filtering equivalent to an APF. I applied a 50hz wide +10dB filter centered
on the
Take a look at the K3 mods section, guys. The DSP board add-on AF LPF
piggyback board is now available as
K3DSPLPF, K3 DSP LPF Board $24.95
Just two tracks to cut and six through-board connections to be made. No
problem at all for anyone who can figure out which end of a soldering iron is
Hello Gentleman,
I have received numerous helpful emails offering assistance and give me
valuable information.
I have tried to thank all those replies one-by-one. Should I miss any of you
in my reply list, please forgive my oversight.
This group is wonderful and helping hands are everywhere.
This will not make the DSP totally equivalent to Rev D. There are a
number of changes outside of the DSPLPF, and the low freq value changes
to the other components on the LPF board are quite different from those
of W9AC. We're not set up to support a mix of other changes to the board
if they
On 12/31/2009, at 3:48 , David Lankshear wrote:
For the overseas purchasers, the cheapest shipping appears to be $40, but put
a note in the comments section asking Elecraft to send by cheapest means,
like First Class Mail. It's not insured, but my friends and I have never had
anything
Hello all,
I just made an observation that may shed some light on why some people are
complaining of not having enough audio into their headphones. In spite of
having the AF gain set to LOW in config, I do not ordinarily have this
problem - I have plenty of audio into my front connected Heil
Barry N1EU wrote:
Okay - hear a simulation of the effect of K3 APF for yourself:
http://n1eu.com/k3/rz0af_apf.wav
This is a stereo diversity recording of a fairly weak RZ0AF on a fairly
quiet topband night. I switch the APF in and out - it's centered on the
400hz sidetone frequency and
OK...so besides the LPF, what else is different on the DSP D board?
I don't think I've seen any elaboration anywhere.
thanks,
de Doug KR2Q
__
Elecraft mailing list
Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help:
Are there available rework instructions for the RR of the DSP board and
installation of the LPF?
Wes N7WS
__
Elecraft mailing list
Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help: http://mailman.qth.net/mmfaq.htm
Gleaned from this reflector, I'm only aware of the lowering of the bass rolloff
frequency. Elecraft and W9AC did it in different ways, although only W9AC's
changes are published.
73 HNY DaveL G3TJP
OK...so besides the LPF, what else is different on the DSP D board?
I don't think I've seen
78 matches
Mail list logo
