We just switched to getting internet through T-Mobile, a cell phone
connection. It's a hotspot, but fairly large and more capable than the
little dongles. Not blazingly fast, but good, and reasonably priced.
Peter W0LLN
On Wed, Oct 20, 2021 at 1:22 PM eric norris via Elecraft <
Class D and E are home stations. They certainly began setting up long
before the Friday of FD weekend. They don’t get the extra hours to operate.
Peter W0LLN
On Mon, May 25, 2020 at 9:08 AM Andy Durbin wrote:
> The field day rules need to be reviewed and corrected, not just for
> allowed
I just got one, and it happens to fit my camera tripod. The tripod attaches
to a camera using a smaller plastic piece that screws onto the camera (or
the antenna) and snaps onto the platform. There’s just enough clearance for
the BNC connector.
You might try something like a flash holder to get
CocoaModem fails for me under MacOS 10.14.2. CocoaNEC runs fine.
Peter W0LLN
On Tue, Jan 29, 2019 at 1:22 AM Bill Frantz wrote:
> I am running cocoaModem successfully on MacOS 10.14.3.
>
> 73 Bill AE6JV
>
> On 1/28/19 at 10:45 PM, elecraft@mailman.qth.net (Steve Lawrence
> via Elecraft)
Wayne,
Are you thinking the 40 m extender would be an add-on? I’m close to
ordering an AX1 — should I wait for 40, or is it safe to buy now and add 40
later?
Peter W0LLN
On Fri, Nov 16, 2018 at 7:59 PM Wayne Burdick wrote:
> Hi all,
>
> Sometimes the bands normally covered by the AX1
Really? WGN and WLS were (are) in Chicago, WBAA is in Lafayette Indiana.
KROC is west of the mississippi in Minnesota. I too remember the line as
the Mississippi River, but I thought East was W, West was K. This must be
a googleable question.
Peter W0LLN
On Fri, Jul 13, 2018 at 4:58 PM,
For several years I've been using my K2 to have a QRP station at our club's
FD (Rochester MN - K0Z). They used to run kilowatts, but have settled on
100 watts, and aren't willing to use less. So, the QRP station is
administratively a separate FD entry (W0LLN), it receives the x5
multiplier, and I
It's been a long time since I did this, but I remember there are a couple
of connectors for the option boards that can be installed during the main
board assembly, and make a tremendous difference in ease of installing the
options when you get around to it. So there's an advantage in buying at
Looking at the WSJT web site, they have packages for Mac and for an
assortment of linuxes, but not for iOS. Compiling the source code for iOS
is possible, in principle, but iOS makes it hard.
One of the smaller Mac laptops, particularly a refurb, might be a
reasonable choice.
Peter W0LLN
I read the Q about this -- it turns out there are several different
standards which look the same externally. This one is OMTP; for a Mac, you
need CTIA. They differ in the mic and ground connection. There is also
TRRS. I don't know what that one is.
So don't just buy one of these adapters
Several years ago I got a little box that takes an audio input and has four
sockets for headphones, each with its own volume control -- needs 12v
power. I think it's not available now, but Amazon has 5-way splitters for
cheap, not powered, and no volume control. Look for "headphone splitter".
I've looked at logging with an iPad and haven't found it satisfactory yet
-- but I haven't tried a Piglet. Just what control does the Piglet allow
with an iPad?
(1) Can it fetch the frequency in use from the rig (K2 or KX3)? (I think
yes.)
(2) Can it enter a frequency from the iPad?
(3) Can
Another thought how about putting the magenta marker on the DX
transmit frequency, and roam up with the A green main knob? And leave
split off.
Peter W0LLN
On Wed, Mar 19, 2014 at 8:35 AM, Sam Morgan k5oai@gmail.com wrote:
just a thought
how about creating a macro that
Retrofitting the K1 backlight is exceptionally difficult, and installing
new is easy. You could start assembling the K1, but for sure wait on the
lcd assembly till you get the backlight parts. The assembly instructions
are on the Elecraft site, you can read up on it before anything arrives.
Can you issue a DMCA takedown notice to Amazon? Would be cool if that law
actually protected someone real for a change.
Peter W0LLN
On Thu, Aug 22, 2013 at 2:08 PM, Cady, Fred fc...@ece.montana.edu wrote:
Please do not purchase any of my books on Amazon.com. They are being
offered by
Pignology has a wifi interface that makes an iPad feasible as a
logging/controlling computer. There's a version of Rumlog for iPad, as
well as Pignology's Hamlog. Android tablets reportedly work as well.
Peter W0LLN
On Mon, Aug 12, 2013 at 8:27 AM, Bill Frantz fra...@pwpconsult.com wrote:
This thread has moved way beyond my technical level. As I understand, the
problem arises in locations where there are very strong broadcast stations,
well outside the ham bands. Presumably a bandpass filter doesn't help --
is it that the mixing products are occurring in the antenna? Wouldn't
just something to check -- is the right antenna selected? (I've done that.)
Peter W0LLN
On Fri, May 17, 2013 at 12:55 PM, Steve a...@bellsouth.net wrote:
Almost forgot...no receive either
Sent from my I-Phone
__
Elecraft
I suspect you're going to have to reinvent at least some of the wheel. I
have a 10-watt panel I got several years ago and have used to power a K2 at
several Field Days. It generates 0.5 amps at up to 20 volts in strong
sunlight. Lower light intensity reduces the voltage but the amps stay
I hadn't heard of this one. Is it for sale now? this web site says
it's waiting for FCC approval.
www.hobbypcb.com/amateur-radio/amateur-radio/hardrock-50-hf-power-amp-kit.html
Peter W0LLN
On Fri, Mar 22, 2013 at 12:44 PM, Ariel Jacala n...@hotmail.com wrote:
I have been using a
The ATU, in addition to ATUing, adds a second antenna socket. The
160/RXant option adds 160 meters and an RX antenna socket, along with the
firmware to receive on the RX ant and automatically transmit on another.
Some find the noise blanker to be important.
Peter W0LLN
On Thursday,
These Begali keys that have needed contact cleaning: do they have the
silver contacts, or is it also sometimes necessary with the gold
contacts?
Peter W0LLN
On Tue, Sep 4, 2012 at 8:38 AM, Mike K2MK k...@comcast.net wrote:
Hi Don,
I would like to echo Lee's comments. After about 2 years
QLF !
Sorry, I couldn't resist.
Peter W0LLN
On Mon, Jul 16, 2012 at 9:24 AM, bill.va...@gmail.com wrote:
Perhaps you have an old hand key hanging around. Some of the WW II models
make great PTT switches.
Bill, VA3OL
__
The problem here isn't the battery AH capacity, but the voltage
supply. It could be dropping below 10 vdc because both radios are on
the same supply, or because the power supply wires are too fine gauge,
or because the battery is defective.
The K3 is less robust to supply voltage than the other
The prices I find on the Flex web site are $5999 and $6999.
Peter W0LLN
On Mon, May 21, 2012 at 2:07 PM, wb4...@knology.net wrote:
And, once again, go to the Flex web site on-line store. Don't believe me.
In black and white (not a tee shirt), it says the 6500 is $3,999 as a
pre-order,
else?
Terry, WB4JFI
-Original Message- From: Peter Wollan
Sent: Monday, May 21, 2012 3:31 PM
To: wb4...@knology.net
Cc: Joe Subich, W4TV ; Elecraft Reflector
Subject: Re: [Elecraft] [OT] Dayton- new hf rigs?
The prices I find on the Flex web site are $5999 and $6999.
Peter W0LLN
Components for each of the bands available for the two-band board used
to be listed on the order sheet, if I remember correctly, but I don't
see them now. Write to supp...@elecraft.com -- they may be low-enough
volume now that they don't package them up routinely. But yes,
reworking a board is
Perhaps not printable, but very good: http://ac6v.com/prefixes.htm#PRI
Peter W0LLN
On Tue, Feb 7, 2012 at 8:29 AM, Dave Jeanne dar...@comcast.net wrote:
Where can I find a printable listing of the call prefixes and country
names worldwide in the internet that I can print out.
Thanks
True, but ... there's an iPad app that will produce a panadapter
display from the KX3 audio IQ output.(It needs a Griffin iMic or
equivalent). If I understand correctly. Perhaps not what you want
for picnic table operation, but probably nice for Field Day.
Peter W0LLN
On Tue, Jan 31,
The Elecraft keyers all treat one side of the paddle (the dit side, I
think) as a straight key when the key is plugged in and the option is
set to hand. But it sounds like you want one paddle to generate
dits when held down, and the other paddle to generate dahs,
repeatedly. That's what I think
Thanks for the education. Wow, one more thing I can't imagine ever
learning how to do.
How about soldering up an adapter that connects tip and ring together
in a stereo plug? Would that do what is wanted, when the keyer is set
to hand?
Peter W0LLN
On Tue, Jan 10, 2012 at 2:00 PM, Thomas
Fred's configuration struck me as quite surprising. With DSP at
5-700, his K3 would be using the 1000 kHz roofing filter, so there
would be a substantial frequency range blocked only by the DSP. And
ATT on -- why would this be attractive? I'd think to hear weak
signals close together, you'd
The penultimate whip: the two or three thinnest sections of a 16'
crappie pole ($10 from Cabella's). It fails the invisibility
criterion, but otherwise seems to fit.
What do you do with it then? drag a wire behind as a counterpoise?
Peter W0LLN
On Fri, Oct 21, 2011 at 12:32 PM, Wayne
It is possible to have enough rigs.
http://forums.qrz.com/showthread.php?311312-Washington-Island-s-Ham-Radio-Treasure
Peter W0LLN
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Home: http://mailman.qth.net/mailman/listinfo/elecraft
Help:
Don,
The CocoaModem web site has some information about connecting, as well
as configuring the software to successfully transmit. I've used both
CocoaModem and Fldigi, but the connection process is the same: from
the K2 to the Mac is a simple stereo cable, headphone socket to
headphone socket.
interface,
like the Signalink box.
So, I guess I haven't been as helpful as I thought I could be. It
might be as easy as using two stereo cables, one for sound in and one
for sound out, but it depends on the capabilities of the K3.
Peter W0LLN
On Thu, Jun 9, 2011 at 12:34 PM, Peter Wollan
I've seen this kind of calculation before, and for some events, like
Field Day, it's clear that QRP can compete on scores quite
effectively. But that's using CW, and probably also PSK31. Dave's
numbers suggest that it might also be different for North American
contacts (for those of us within
I agree that GoodReader is generally better than iBooks for reading
pdf's on an iPad, but Giuseppe's discovery applies to GoodReader too.
Not all images in the P3 manual display on the iPad, and saving a new
version of the pdf from Preview makes everything show up, though the
difference is
This makes the KX3 almost irresistible -- and it was pretty darn
attractive already. Reviews of iSDR don't mention things like
bandwidth, unfortunately. Any idea how iSDR on an iPad actually
performs as a panadapter?
It may not be necessary to buy a commercial gadget like the iMic to
get stereo
.
Peter W0LLN
On Wed, Jun 1, 2011 at 7:49 PM, Peter Wollan peter.wol...@gmail.com wrote:
This makes the KX3 almost irresistible -- and it was pretty darn
attractive already. Reviews of iSDR don't mention things like
bandwidth, unfortunately. Any idea how iSDR on an iPad actually
I'd use a jeweler's hand saw. But then, I have one.
Peter W0LLN
On Tue, May 24, 2011 at 11:53 AM, David Gilbert
xda...@cis-broadband.com wrote:
I'm not at all sure I would want to use a nibbler on a populated PV
board. Depending upon the brittleness of the board and how carefully
Steve,
I have a K2, not a K3. It's a wonderful rig, but the K3 is better at
everything except running off a battery. If you can afford it, get a
K3.
John rightly says that with 10 watts, you can talk to hordes of people
using digital modes; also true with CW. Even with those modes,
though,
Perhaps that Mirage amp is intended for FM? Not all amps need to be linear.
Peter W0LLN
On Wed, May 11, 2011 at 2:02 PM, Wes Stewart n...@yahoo.com wrote:
Then by definition, they aren't linear.
A graph of output power vs. input power should be a straight line. It it
isn't then it's
My K2 - XV50 setup did this -- the transverter didn't respond to the
K2 commands in any way, but powered up independently. In my case, it
was that I had soldered up the cable with one DB9 connector
mirror-imaged, so no surprise it didn't work.
DB9 pin numbers are printed in the plastic, inside
This sounds like the K2's auto-detect feature, which allows connecting
both paddles and a straight key or computer, along with a couple of
diodes, at the same time and sending from either. If the paddles are
squeezed at exactly the same time, it looks like the straight key to
the circuit. If I
K2 users, support, and production are still going strong. But -- a
few months ago (I don't remember when), Wayne or Eric (I don't
remember which) described the K2 as a mature product. This means, I
think, that they would revise it if somebody found a problem
justifying a revision, but they don't
I hesitate to jump in here, because there are some strong passions
running -- but I'm quite confused about what the disagreements are in
this thread. Isn't the whole point of diversity reception in the K3
that the receivers **are** synchronized to the same clock? And if
you're in diversity, and
Thomas,
I have a 10-watt K2 with several options. I'm comfortable building
kits, but I'm not a home-brewer or designer. The instructions are
clear and thorough, but it's necessary to be careful, and not keep
going too late at night. So far I've always been able to back out my
mistakes, but
Elecraft **does** build a $699 radio. Actually, $690. Check it out,
it's pretty good.
Peter W0LLN
On Fri, Jun 18, 2010 at 1:20 PM, Jim Miller KG0KP
jimmil...@stl-online.net wrote:
... (NO, I don't think Elecraft should build a 699 radio).
The p-value is 0.07 (Fisher Exact test). Not dramatically
significant, but well above the statistically virtually meaningless
level.
You might write back to your respondents and see if there are any
differences in the K3s, such as the amount of empty space inside, or
in settings.
Peter
I never got Rumlog running, because I had trouble installing MySQL --
I'm sure persistence would have overcome this, eventually. What's
this Skookum Logger? Google doesn't find it.
Peter N8MHD
On Sat, May 1, 2010 at 8:03 AM, N1JM johnn...@gmail.com wrote:
Works great on my Macbook
I can't find this app on the iTunes Store, even with spelling
variations. There are several straight key apps, but no iambic that I
can find. Can you give a more detailed source for iDitDahtext?
The keyer circuit sounds interesting -- does it do a PTT from audio input?
Peter N8MHD
On Tue,
You can get a pretty good frequency display from CocoaModem.
Peter N8MHD
On Sat, Feb 27, 2010 at 8:07 AM, lstavenhagen lstavenha...@hotmail.com wrote:
Ok thanks Don. I'll be darned hi hi.
Unfortunately, I'm Mac only so can't use Spectrogram. It's not really
critical tho as the chances
This isn't true, is it? It's certainly not the case for the K1 or K2
tuners, and I can't believe that the K3 is less capable.
Peter N8MHD
On Wed, Feb 24, 2010 at 1:52 PM, Steve Ellington n...@carolina.rr.com wrote:
I'm afraid you have the wrong concept of the internal tuner. Every
I couldn't see a price for the Blue Sky mast, but anything that high
quality has to be expensive. What about a spiderbeam on one of their
50' aluminum masts? (www.spiderbeam.us) Or, the MFJ fiberglass mast
at 40'. Last year for FD we built a hexbeam and put it up about 50'
-- it was wonderful.
The Elecraft dummy load DL1 can be used as a watt meter, using a DMM.
Peter
On Sat, Dec 12, 2009 at 8:33 AM, Phil Hystad k7...@comcast.net wrote:
Don and Chuck,
Thanks for the explanations. I will probably get the XG2 kit just because it
is yet another kit to build but I doubt that I
It works fine on the K2, also. If you direct-connect ladderline in
this way, you can get unbalanced currents on the feedline, which may
distort the antenna pattern some but otherwise work fine as well.
The KAT2 is one of the nicest K2 modules., both to build and to use.
Peter N8MHD
On
Thanks to all for the feedback, comparing these two VHF solutions.
Unfortunately, it's still not an obvious decision. I'm inclined to go
with the XV-50, because I need another kit to build ...
Peter N8MHD
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Elecraft mailing list
Curt,
Switching filter boards on the K1 is quick, but enough of a pain that
I find I don't do it often. Unscrew the top cover, unscrew the tuner
(if you have it, which you should, I think), lift out the tuner, lift
out the filter board, plug in the new board, screw in the tuner, screw
the top
An XV50 + KIO2, adding on to a QRP K2, is getting within shouting
distance of the cost of an FT817. Could someone comment on the
relative merits, for use as a first multimode VHF rig? My guess is
that the XV50 is better, but does less. In addition to just exploring
on CW and SSB, I'd want to
This is a seductive argurment, but it's specious. People have been
talking a long time, so why can't they use cell phones while driving?
The problem is that doing anything other than driving while you're
driving leads to inattention or distraction -- and a dramatic increase
in the likelihood of
It looks like the difference between this process and send CW while
in SSB which was added a while ago, is that with this you switch to
the CW filters. Is that right?
Peter N8MHD
On 6/11/09, Bill W5WVO w5...@cybermesa.net wrote:
A number of VHF ops on the list (myself included) have been
If you tune using the TUNE button instead of by keying, you can set
the power to any desired limit. See page 27 of the manual.
Peter N8MHD
On 5/14/09, K3JPS k3jps@gmail.com wrote:
Well obviously it is the power control. What I simply wanted to know was
whether or not the ability
I read Chuck's description of his problem, and I thought, What in the
world?
Don Wilhelm deserves a round of applause for this diagnosis.
Peter N8MHD
On 4/16/09, cstove...@aol.com cstove...@aol.com wrote:
Hi Don,
Your comment about using flux cleaner struck a nerve with me.? I didn't
Sorry, I don't see what's wanted here. How is listening to only the
subreceiver any different from operating split?
On Fri Apr 10 11:31 , Ruben Navarro Huedo sent:
Hello friends:
Today we have been testing the K3 (with sub installed) for our S04R
expedition.
We want listen Subreceiver (and
My K2 doesn't have the computer interface. It does key CW nicely in Vox
using CocoaModem, though. And CocoaModem has a contest logging feature
which seems to work pretty well. Has anyone tried using it for CW contests
which don't fit the format of the RTTY contests that are built in (eg CQ
WPX,
My K2 doesn't have the computer interface. It does key CW nicely in Vox
using CocoaModem, though. And CocoaModem has a contest logging feature
which seems to work pretty well. Has anyone tried using it for CW contests
which don't fit the format of the RTTY contests that are built in (eg CQ
WPX,
Aha. It sounds like the desense problem arises when the DSP filter
is narrower than the roofing filter. A strong station within the
roofing passband but outside the DSP passband will shut down the
receiver through AGC.
I think we all misled ourselves by the impression that desense was
I think it's impossible to send PSK31 using the K1. PSK requires
sending at least two tones, and the K1 is CW only -- just one tone.
It is possible, in principle, to send Feld-Hell, but I don't know of
any software that will do it -- the ones I know of are soundcard
generated, like PSK.
This is possible, but, as far as I know, it is untested. I've read
several anecdotes claiming poor SSB performance, and several others
claiming excellent SSB performance. What's needed is for someone to
take one of the poor K3's, and change some factor that turns it into
an excellent K3. Such
I still don't understand this notion. For CW, don't you obtain this
effect simply by turning down the sidetone volume? On transmit,
receive is already muted.
Peter
On 1/20/09, Darwin, Keith keith.dar...@goodrich.com wrote:
Ducking is a commercial radio / sound industry technique of
I can only compare the K1 and the K2. They are both great kits, but
after that they don't really compare. The K2 is a full-featured rig,
and the K1 is a special-purpose, trail-friendly CW rig. The K1sounds
great, and has filters, and what it does, it does very well. I don't
notice any
I just saw on the Elecraft order page that the K2 now has an option
for an assembled power cord with PowerPoles, like the K3. Does that
mean that the K2 no longer uses a barrel plug for power? Or is it
just a way to buy an APP end assembled, and the barrel plug still
needs to be soldered
For this year and last year, I've added a QRP station to our club's
QRO FD setup, but I submit it as a separate entry. As far as I can
tell, this is within both the rules and spirit of Field Day -- it
provides another station, another example of radio use for anyone to
check out, try, or
Jeremy,
I built a K1 as my first HF rig, and thoroughly enjoyed it. It's
limited, but within its limitations it's very good indeed. Since
your budget is $300, I'd recommend the two-band board on 20m and 40m,
and the 150K tuning range. There's CW activity well beyond 80, and
you can
I was actually using only 10 watts, not 100. Bruce could barely hear me
(Minnesota to Ohio), so I didn't try to correct him. I could hear Jim (NC)
clearly, but I could only tell Windy was there when Bruce was talking to
him.
On 14.192, I couldn't hear anything. Tuning around on 20, I heard
This sounds a lot like a problem I had installing the KNB2 (which
still isn't solved, regrettably). The cables between the top cover
and the main boards of the K2 have a variety of connections, and they
can get flexed in taking the cover off. In my case, the ground
shield broke at the
Does anyone happen to know if the N1MM logger runs under Crossover
Mac? (this is a MacOSX version of WINE).
Peter N8MHD
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(Brian WB6RQN asks for an easy way to do digital modes on a K2, for
his Montessori school rig:)
If you have a Mac, the soundcard SSB modes can be done easily. I use
CocoaModem. Receive needs only a stereo cable from the K2, either
the headphones jack or the aux speaker, to the mic input
Well. I put in the noise blanker, and it was recognized, but receive
was mostly deaf. I checked the caps suggested in the manual, pulled
the toroids and re-tinned them, and reheated all the solder joints
with no improvement. So I pulled the noise blanker, and tacked back
in the
Please, I'd like some more discussion of this question. I've seen
before that baluns on ladder line can be lossy, but I'm not about to
get a balanced tuner, so it doesn't really help. What happens if you
connect the balanced line directly to the KAT100? Or, in my case, to
the KAT2? I
what is the logical next step, auto-tuner or SSB board?
Both the auto-tuner and the SSB board make the K2 much more capable, and
I think you should do both -- in whatever order you want, over whatever
time period you want. Give yourself Christmas or Birthday presents over
the next couple of
According to the manual, it should be possible to adjust the null to
000, and it should be a broad null. On mine, it was extremely sharp,
and wouldn't get lower than 010, flickering to 011. Does this indicate
a problem? I went ahead and finished the installation -- the voltages
were fine, and
I just discovered that certain pairs of my APPs don't mate with each
other, though they do mate properly with other pairs. This is surely
due to not-quite-right assembly: if the little aluminum thingy is
crimped too wide, it doesn't fit in right, and if it's shoved into the
plastic too hard or
After using my K2 for its first Field Day, I now see a reason to install
the KBT2 built-in battery. But, I particularly liked using solar power
-- a 10-watt panel running through Don Brown's solar charge controller
to a gel-cell battery in parallel with the radio while operating. Worked
really
Thanks for all the responses. I guess I could run a battery charging
cable out one of the unused holes -- not perfect, but certainly usable.
(I'm not willing to drill another hole). It seems to make the
diode-resistor arrangement in the KBT2 irrelevant, though, particularly
since my normal power
Following up on my earlier question, I can report that the minimal PSK31
interface described in the Elecraft Application Notes actually works.
For receive, I got a stereo cable with plugs on each end, running from
the K2 speaker jack to the computer line in, and for sending a stereo
cable from the
The documents on the Elecraft site suggest that sending PSK31 requires a
cable to the K2 mic plug, with a 10:1 voltage splitter to reduce speaker
voltage to mic levels, and a PTT switch which could be as simple as a
manual toggle. Is the PTT switch needed? Has anyone used vox on the K2
for this?
The K3 will have one (eventually), but what is it? In some contexts it
sounds like an antenna analyzer, in others like a spectrum display. And
... could someone explain where the name panadapter comes from?
Peter N8MHD
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Adding options to the K2 is, generally speaking, very easy, and the
order doesn't matter a whole lot. There is one exception: some of the
options require parts to be placed on the back portion of the board.
The power transisters use the bottom back panel as a heat sink, and they
are assembled as
I have my K1 at 150 (actually about 175) kHz and I like it. There's
quite a bit of activity above 7100, and there are the beacons at 14100.
If (when?) I get 30 meters, it will be nice to be able to check WWV.
Also, the K1 is capable of Hellschrieber, I think, though I haven't yet
found software
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