In fldigi we (well, Stelios did the work) went further: when you turn on
RSID, it's still off for PSK-31, PSK-63, RTTY, and CW.
It would be good if Patrick FC6TE and Simon HB9DRV would do the same;
that is, make it easy to turn on for the uncommon modes, yet have it off
for the common ones
On 03/01/2010 04:06 PM, Andy obrien wrote:
Thank goodness sanity has prevailed!
Leigh/WA5ZNU
From Jose's web site
http://rosmodem.wordpress.com/2010/03/02/fcc-ros-legal-in-usa/
FCC: ROS LEGAL IN USA
By José Alberto Nieto Ros
...
According to the technical paper and the audio file
I sent a patch in to WSJT converting from DTR/RTS based RS232 PTT to a
serial command string (as an option); I showed sending TX; and RX;
for example. They said no thanks, and don't support hamlib either. Not
much you can do...
Leigh/WA5ZNU
This has only been tested on Ubuntu 8.10 with a
We will be QRV on Grand Cayman Island starting Easter Monday for one week.
We plan to operate digital modes using fldigi and an Elecraft K3/100 to a
Cushcraft R6 20-6 and a long-wire on on 40m.
More details and QRV schedules for other events linked from
http://www.QRZ.com/ZF2NU
We will be
I used my K2 for wide Olivia when it first came out. I had no trouble
with MFSK.
The K2 has a peculiarity, though, in that it can have a slight (less
than 10Hz) frequency shift between filter settings. It always uses its
wide filter for TX, so you need to use RIT, or engage the TX lock
I have ben hearing what sounds like Vietnamese on 14.070 LSB. I suspect
bootleg operation.
FYI I used notch filtering to eliminate the strong psk signals.
A few weeks ago I heard both sides of an SSB QSO in English. I suspect
a different problem of cox keying there...
Leigh/WA5ZNU
On Wed, 6
TCP is reliable. UDP is unreliable.
Aside from sending data that can be safely dropped, such as sound
packets, there is no reason for aplication programs to use UDP.
Leigh/WA5ZNU
On Fri, 1 Feb 2008 5:07 am, Simon Brown wrote:
An advantage of UDP is that the logger could be on another platform /
And fldigi.
Leigh/WA5ZNU
On Sat, 26 Jan 2008 9:12 am, Andrew O'Brien wrote:
MFSK16 with pictures. Multipsk and Mixw allow for a digital QSO with
MFSK16 and switch to a narrow mode picture transfer method when the
users decide.
That's why the MFSK kbd stuff is useful.
More generally, you ought to be able to switch from any kbd data mode to
any width-compatible image mode and use RSID if the digimode itself
doesn't already do both.
Leigh/WA5ZNU
Skip KH6TY wrote
I can understand why regular SSTV goes along with SSB
the Olivia decoder.
It would be better to do MFSK16 (+MFSK SSTV) only.
73
Patrick
- Original Message -
From: Leigh L Klotz, Jr.
To: digitalradio@yahoogroups.com
Sent: Monday, January 21, 2008 10:16 PM
Subject: Re: [digitalradio] Re: Redefining SSTV operations
Right, ypu
and PocketDigi,
it would send the RSID for MFSK.
It is sure very comfortable to receive a RS ID as the tuning is
immediatly perfect.
But you would need a specific QRG for these pictures...
73
Patrick
- Original Message -
From: Leigh L Klotz, Jr.
To: digitalradio@yahoogroups.com
:
It could be done in 500 Hz - why are you looking for the 500Hz
bandwidth?
Simon Brown, HB9DRV
- Original Message -
From: Leigh L Klotz, Jr. [EMAIL PROTECTED]
I didn't know it fit iin 500Hz. I will go look again. This is
JPEG2000
coding? If it fits, it is more interesting
I don't have a problem with various kinds of UI, but I do know some
people care intensely.
One of the things I hope to accomplish with the znudigi experiment is a
separation of modem from UI. I amworking with several different UI
designs for znudigi clients, and hoping that others will too.
Simon,
You can use znudigi to do this. See
http://wa5znu.org/2008/znudigi-rpsk
You will need to recompile it, but it is in Java and the source is
provided. The FIRFilter is there, and the designer is separated out.
Leigh/WA5ZNU
On Mon, 21 Jan 2008 12:46 am, Simon Brown wrote:
Hi Sergio,
I
coding would be necessary, which is not a big problem
but days are too short...
73
Patrick
- Original Message -
From: Leigh L Klotz, Jr.
To: digitalradio@yahoogroups.com
Sent: Monday, January 21, 2008 5:49 AM
Subject: Re: [digitalradio] Re: Redefining SSTV operations
Patrick
I think maybe what you want is MATLAB.
It has its own Parks-McClellan designer, firpm. It also has an
estimator for required order, given band edges and desired amplitudes.
You can then trivially plot the h(n), error, etc from within Matlab. I
don't know if the free clones of Matlab
Patrick,
The advantage of the MFSK analog picture mode is that it is already
widely implemented, and almost all implementors of MFSK have it. Your
RSID is now available in open source C++ pocketdigi so I suspect it will
be incorporated into more programs as well. Put the two together and
the
I have quiet enjoyed the few MFSK pix I have sent, narrowband. The
chatter is all via MFSK, and the bandwidth is narrow, of course. Fldigi
implements it so DRM780 might as well.
73,
Leigh/WA5ZNU
On Sat, 19 Jan 2008 2:39 pm, Andrew O'Brien wrote:
On 20M currently, there are two stations. They
This brings to mind the converse: it would be interesting if possible to
have multiple TX going in the same passband on JT65. Because of the
synchronized time frame start time, you could hold several simultaneous
odd- or even-minute qsos, somethich which is not possible to do on other
This would be an excellent client to write for znudigi.
73,
Leigh/WA5ZNU
On Fri, 11 Jan 2008 3:51 am, Andrew O'Brien wrote:
If you are like me, there is SO MUCH happening in the amateur radio
digital world that it is hard to keep up with , more fun to be had
than can be squeezed in to 24
RX only wouldn't need to worry about turnaround times.. Hmmm
Leigh/WA5ZNU
On Fri, 4 Jan 2008 5:23 pm, Dave AA6YQ wrote:
Those who have considered implementing Pactor 2 and/or 3 report two
challenges:
1. The documentation provided is insufficient
2. The turnaround time requirements
And MFSK, Olivia, and Domino EX. They are (or can be) =500Hz.
Leigh/WA5ZNU
and you can always flick the REVERSE SWITCH. This is true for all
narrow digital modes with the exception of QPSK31.
[snip]
73 de Demetre SV1UY
I forgot to mention that the REVERSE SWITCH is only present in
Were you able to get an ID from the P3 station?
Leigh/WA5ZNU
On Sat, 29 Dec 2007 11:53 am, Sholto KE7HPV wrote:
us. But then the transmission changes straight to Pactor-3 and wipes
everyone out for at least 5 minutes.
And terrestrial repeaters in the same range, a little-known fact:
http://en.wikipedia.org/wiki/XM_Radio#Technology
There is also a little bit of info about the encodings and modulation
there, and in references.
73,
Leigh/WA5ZNU
On Sun, 23 Dec 2007 7:53 am, Michael Keane K1MK wrote:
At 11:22
Could you set up an automatic archive of these PACTOR transmissions,
like the various ones that exist for SSTV?
Leigh/WA5ZNU
--- In digitalradio@yahoogroups.com, Sholto Fisher [EMAIL PROTECTED]
wrote:
For instance I am monitoring a Pactor 2 transmission on 30m that has
been on
going for
stinks here:)
David
KD4NUE
-Original Message-
From: digitalradio@yahoogroups.com
[mailto:[EMAIL PROTECTED] On
Behalf Of Leigh L Klotz, Jr.
Sent: Friday, December 14, 2007 5:42 PM
To: digitalradio@yahoogroups.com
Subject: Re: [digitalradio] Re: Winlink Can Be Reliable in Emergencies
Originally Google asked that the spectrum not be sold, but be bid on a
per-conection basis by smart radios that get bids from providers for the
lowest cost for each connection. (In Europe, you can choose your GSM
provider for calls and there are lots of them, but it isn't automated
like
One thing to try might be an encoding that takes more time to send than
the audio it encodes. If blank space compression is used, the effect
can be reduced. But there is nothing that says the encoding must be
able to transmit voice in 100% of real time to be interesting or
useful.
73,
I heard a weird whooping sound, about 1Hz and ranging from 14.069.8 to
14.070.4.
It changed to about half that width and twice that speed just before
0500Z for a few seconds, then went back. It might be RFI of course, but
it might not.
http://wa5znu.org/2007/11/whoop/whoop.wav
It's still
It will produce two signals, one in the PSK waterfall range, and one a
ways away from it, probably causing qrm for CW operators, but both will
be copyable.What band were you thinking of? If this is a homebrew
small project, the 80m Warbler is about the simplest design for an SSB
I happened to see AA6YQ on the air on just last week on PSK31. I
couldn't copy the other half but I believe the OM was asking him
questions about dxlab. I was going to give a call but QSB set in.
73,
Leigh/WA5ZNU
On Wed, 3 Oct 2007 7:41 am, Rick KV9U wrote:
About the last person on earth
WSJT features an auto checkbox, which, when enabled, automatically
switches to the next message in sequence, after each over. The transmit
times for both stations are defined and are on odd/even minute
boundaries.
From the documentation at http://2yf444 (select the English PDF)
Auto:
I think MARS adopted it so it has some momentum there. Are they still
using it?
Leigh/WA5ZNU
On Fri, 14 Sep 2007 12:06 am, Simon Brown wrote:
Question - what's so special about MT63 - where / when is it used? From
what
I read it's not so great for chit-chat.
Simon Brown, HB9DRV
Tagging any CQ digimode transmission with a visual CQ at the end (even
without a mode ID) will also increase responses. You can use the same
frequency-domain font code from fldigi, as it is 2 chars wide at a
minimum.
73,
Leigh/WA5ZNU
On Mon, 10 Sep 2007 9:57 am, Simon Brown wrote:
I think many
1. Stick CD into computer
2. Reboot
How much simpler can it get?
On Sun, 2 Sep 2007 4:19 pm, Rick wrote:
I try to keep in mind that when I am looking at new technology
solutions
that can be used for emergency communications, it has to be as simple
as
possible and is used by many others so
Skip,
Do you use the blue one for $7.50 or the green one for $6.95, or are
they the same? Also they have 2 identical blue ones, ADA-HE-280B and
HE-280B. All 3 say they use the same chipset.
I bought one of the blue ones at a flea market and it seemed to have
some rolloff issues, but I can't
On the heels of Andy's full list of modes, I've taken an an idea I had a
while back and developed an automatic method for picking a shortlist of
likely modes given a frequency.
I did this as a proof-of-concept for fldigi, to allow the short list of
mode choices to be automatically configured
Careful with the free version...
http://www.theregister.com/2007/06/05/microsoft_mvp_threats/
Leigh/WA5ZNU
For free software from Microsoft there is -
http://msdn.microsoft.com/vstudio/express/
I have written a lot of software using the free versions, I have now
purchased the full version.
I think a lot are RF feedback, not just overdriving...a good test is to
try the digimode RX program on CW and see if it has the same problems
there. If not, the problem isn't on the RX side.
73,
Leigh/WA5ZNU
On Thu, 31 May 2007 7:19 pm, Brian Kassel wrote:
Guys:
I have found that *MANY*, but
Last year there was an OM about 6 miles from me who regularly ran 250W
on PSK. In QSO after QSO, he was told he had RF feedback in his signal,
he he pointedly ignored it all, saying he had a clean signal and wasn't
overdriving, and it was all just poor receiver front ends. It
wasn't...the RF
Jeff,
I wrote a handout for our club's field day GOTA station PSK31 operation
a couple of years ago.
It was designed for new hams and non-hams. You still might find it a
useful introduction, though.
http://wa5znu.org/psk/
It doesn't cover the most cutting-edge stuff you'll find on this Yahoo
Here is a related idea: We have seen with JT65a that sometimes when we
think the band is closed, it is just very poor instead. W1AW, which one
can sometimes hear all lone on the high bands (due to its power and
antennas) shows us this as well. I..e., what we assume is no
communications may
is that if this is a store and forward repeater you will
accumulate too much time delay.
Leigh L Klotz, Jr. wrote:
Here is a related idea: We have seen with JT65a that sometimes when we
think the band is closed, it is just very poor instead. W1AW, which
one
can sometimes hear all lone on the high
I would love to try a DV repeater on upper HF...10m soulds like the
perfect spot. Repeaters are legal there and phone is legal so it should
be?
Also, on 17m don't go below 18.068, hihi.
73,
Leigh/WA5ZNU
I would like to try some of the DRM-based modes which allow you to send
voice, pictures, and text.
I suppose I could do thos on 160m, now that I think of it.
73,
Leigh/WA5ZNU
On Wed, 2 May 2007 7:58 am, [EMAIL PROTECTED] wrote:
If it is true that others are not being held back, what actual new
John,
You might want to try PocketDigi for Windows or Windows Pocket PC. It
does a great job on CW over 25WPM and is free.
73,
Leigh/WA5ZNU
On Sat, 28 Apr 2007 3:53 pm, John Champa wrote:
So there should NOT be any problemof course, CW above 25 WPM might
as
well be encrypted as far as I
I think this is a great idea for all digital modes.
I did a prototype in gmfsk of Vaisual CQ and I think it is more useful
than the visual mode ID that many digimode programs now sport. I don't
know how well it would work for JT65a if the goal is readability into
the noise, but with PSK, it
Some of the supposed benefits of JT65a are real, but some are illusory.
I noticed that I could plainly heard tones and quite easily see them on
the waterfall at about the same level of visibility as a nearby Olivia
QSO, yet WSJT was reporting -20dB or son S/N.
Reading the paper [1], I found
I think W1JT has done an excellent job not only with the DSP and mode
design but also with the software, making it open souirce, documenting
it well both technically and for users, and seeding further development
with a group of others. I don't mean to detract from this work at all.
I think
I am working on recompiling WSJT, as I mentioned to Cesco. I have got
it down to one unsatisfied link error, probably due to compiler version
skew (gmttime_ in Audio.so).
One goal is to change the PTT routines to offer more options...with my
K2 I use the RS232 command set, not the control
The codebase appears to be GPL so this should be achievable in a short
timeframe.
Leigh/WA5ZNU
On Tue, 17 Apr 2007 4:06 pm, expeditionradio wrote:
Perhaps a fixed frequency MFSK system could be developed with slightly
faster throughput and a little more bandwidth... decoding at -18dB SNR
to
Is this under WINE?
73,
Leigh/WA5ZNU
On Sat, 14 Apr 2007 7:18 pm, Darrel Smith wrote:
Compaq running Linux
from the pskmail live disc.
You could use class=add class=del or class=chg on the HTML tags
that have changed content, and publish two versions of the document,
differing only in the link that refers to the stylesheet.
You can also do it in one HTML file and provide an alternate CSS
stylesheet with a named link tag in
I am in the area (CM87wk) and interested. Maybe we can get a demo going
next AmTech day at SLAC?
Leigh/WA5ZNU
other modes also. I am in CM87xj/mountain
view.
- Original Message -
From: Leigh L Klotz, Jr.
To: [EMAIL PROTECTED]
Sent: Thursday, April 12, 2007 2:34 PM
Subject: Re: [digitalradio] JT65A anyone in the bay area?
I am in the area (CM87wk) and interested. Maybe we can get
Yes, I used RPSK quite a bit a while back.
See http://wa5znu.org/rpsk for source for the client.
I stopped using it for TX because I didn't have a hardware 3min timer.
I still think it is the right approach to send and receive data over
TCP, not the audio. Someday soon I intend to put the
Vojtech,
Thank you for figuring this out.
I had thought that the mode ID was sent in the mode, and that all modes
were decoded in parallel to see which one resulted in the ECC-protected
key codeword. The advantage of senfing the mode ID using the mode
itseld is that propagation
Simon,
You might also want to look at pocketdigi, where Vojtech which has taken
the gmfsk modems and ported them to WinCE/PocketPC. He also has an x86
Windows compiled version. I am sure Dave has advanced the gmfsk modems
(many of which themselves came from other places) but it may be
Simon,
If you can work with an easy text-based protocol (I.e., not DCOM or Java
RMI) then I will endeavor to write a server side for it on Linux.
Leigh/WA5ZNU
In a similar vein, in 1982, I made a speech recognition program for the
TI 99/4 home computer using a non-linear predictive algorithm to extract
parameters from the cassette tape port.
Buoyed by earlier success with a 1-bit oversampling algorithm for
recording and playback of speech, I tried
I join the voices of the many who call for the release of source code
for this busy detection and any patents under royalty-free license. If
SCAMP's busy detector, for example, were to be released now, it would
show goodwill, and would also spur innovation. Closed and unreleased,
it fuels
Well, then it's true. They don't care about the law.
Leigh/WA5ZNU
On Sat, 24 Mar 2007 5:49 pm, kv9u wrote:
The discussion of automatic signal detection and not transmitting on a
busy frequency has been a major item of discussion in the past day on
one of the Winlink 2000 groups and the
99%? That works out to 150 hams per state.
Perhaps that number is an exaggeration, because when I listen on the
contest weekends, it sure sounds like a lot more than that.
73,
Leigh/WA5ZNU
On Wed, 21 Mar 2007 11:27 am, bruce mallon wrote:
Rick ...
99% of us took the code and don't use it.
that image can be transmitted are also legal
for facsimile (FAX).
73,
Rick, KV9U
Leigh L Klotz, Jr. wrote:
I think that makes it fax, which isn't legal in the phone band.
It's screwy, isn't it?
Hellschreiber and Feld-Hell, which is much like what you describe, is
legal in the cw
I think that makes it fax, which isn't legal in the phone band.
It's screwy, isn't it?
Hellschreiber and Feld-Hell, which is much like what you describe, is
legal in the cw/data band but not the phone band.
Leigh/WA5ZNU
On Fri, 16 Mar 2007 3:49 pm, Howard Brown wrote:
So we are legal if we
Now that NCI is no longer necessary, maybe we can get Bruce Perens
interested in this topic and he can pursue the release of SCAMP source
code through their obligations of GPL.
Leigh/WA5ZNU
On Fri, 9 Mar 2007 1:48 am, Rein Couperus wrote:
The SCAMP busy detector has been around for several
,
Rick, KV9U
Leigh L Klotz, Jr. wrote:
Now that NCI is no longer necessary, maybe we can get Bruce
Perens
interested in this topic and he can pursue the release of SCAMP
source
code through their obligations of GPL.
Leigh/WA5ZNU
On Fri, 9 Mar 2007 1:48 am, Rein Couperus wrote
http://www.gnu.org/licenses/gpl-faq.html#DoesTheGPLAllowModNDA
So the FSF says no. As Dave points out, I don't know that this has been
taken to court. However, in this case among, it would be unlikely to go
to court. I was serious in suggesting that perhaps Bruce Perens (who is a
ham and a
Other strong signals in the passband of the IF will densense the
following stages and cause AGC action. If you have no AGC, then you
will overdrive the sound card audio stage with the strong signal in an
attempt to copy the wreak one.
The DSP filter in ICOM rigs is at the IF level and is
Last night I heard ZS6BUN on 40m above a little above 7070. Dick's
signal got progressively weaker but still copyable. I couldn't see it
in the noise, ans when I accidently jostled the rig, I couldn't find it
again, so I couldn't try calling when the other QSO ended.
73,
Leigh/WA5ZNU
I would argue that following the IARU band plan is following good
amateur practice which is cited in part 97. See the recent
announcement from QRP-ARCI to realign the US 40m QRP calling frequency
as an example.
73,
Leigh/WA5ZNU
On Sat, 24 Feb 2007 11:28 am, Andrew O'Brien wrote:
None, there
Is there any reason we couldn't have images with Olivia? As far as I
can tell, MFSK images are just plain old SSTV images with a header
specifying size sent in MFSK data. The offset needs to be set for the
different Olivia widths, but that is about it. Am I confused?
Leigh/WA5ZNU
On Sat, 24
- Original Message -
From: Leigh L Klotz, Jr.
To: digitalradio@yahoogroups.com
Sent: Saturday, February 24, 2007 11:32 PM
Subject: Re: [digitalradio] Olivia dying?
Is there any reason we couldn't have images with Olivia? As far as I
can tell, MFSK images are just plain old SSTV images
During the last RTTY contest I was happened to be trying to listen to
the 20m Beacons and there was a local OM running stations with his space
tone on top of the CW from the beacon. He was there for a while so I
called him right before W6WX beaconed, suggested nicely he qsy, then
W6WX ID'd.
Kids do seem to like CW. I have taught two 3rd grade classes as part of
a unit on the physics of sound and am about to do a third. Every kid
was interested, therewere a few kids in each class who were
hyper-interested.
Leigh/WA5ZNU
On Mon, 19 Feb 2007 1:11 pm, Les Warriner wrote:
The United
, network, or even serial port transports would provide
useful flexibility.
73,
Dave, AA6YQ
--- In digitalradio@yahoogroups.com, Leigh L Klotz, Jr. [EMAIL PROTECTED]
wrote:
TCP is good enough. Windows and Linux make it efficient on the
box, and
you always have the option
,
Dave, AA6YQ
--- In digitalradio@yahoogroups.com, Leigh L Klotz, Jr. [EMAIL PROTECTED]
wrote:
I created XDIF.org for this purpose.
As a demo of separating the backend from the UI, I created RPSK,
which
is a protocol for digimode operations. I wrote two UI clients for
it,
one
TCP is good enough. Windows and Linux make it efficient on the box, and
you always have the option to use named pipes or AF_UNIX sockets to
make it even shorter. X windows works this way and it is plenty fast
enough.
Unless you're doing a full SDR data stream though there's no need for
.
SKYPE will compress the audio I think which isn't such a good idea, but
having said that I haven't tried SKYPE with digital modes.
FWIW I think the TS-480SAT / TS-2000 are the best radios for remote
station
use.
Simon Brown, HB9DRV
- Original Message -
From: Leigh L Klotz, Jr
Try Skype for the audio channel...
Leigh/WA5ZNU
On Thu, 15 Feb 2007 4:28 pm, James Wilson wrote:
Is there a way to pass audio through one sound card to another sound
card?
As they used to say about Leica, get a K2 for backup so when one of your
rigs breaks you can use the K2...
Leigh/WA5ZNU
I think gmfsk does mt63 so it shouldn't be hard for fldigi to do it.
Does anybody but MARS use it?
Leigh/WA5ZNU
This is just what package managers do.
There are two main package managers: Debainls deb format and Red Hat's
RPM.
Debian historically did a better job on resolving dependencies at
installation time (as opppsed to just reporting them), but part of that
ability was due to Debian have a good
.
But then again, who would provide the repository?
I would hope that someday the ARRL would do this...but perhaps that's
too much
of a dream.
Walt/K5YFW
Leigh L Klotz, Jr. wrote:
This is just what package managers do.
There are two main package managers: Debainls deb format and Red Hat's
A 2nd sound device such as a Creative, Griffin iMic, or perhaps the new
TigerTronics all-in-one device, will go a long way towards eliminating
this phenomenon, as Windows, if I am not mistaken, generates its noise
on the primary card.
I do this on Linux in my shack.
73,
Leigh/WA5ZNU
On Sat, 3
Skip,
Is this done with all-mode rigs are is it audio over FM?
Leigh/WA5ZNU
On Sat, 3 Feb 2007 12:38 pm, Skip wrote:
Here in South Carolina, we are running a PSK63 net on 2-meters,
Interesting. Run PSK on AM and you get two sidebands for diversity
reception and a pilot carrier. This could make building small PSK rigs
easier...
Leigh/WA5ZNU
On Wed, 31 Jan 2007 7:38 am, DuBose Walt Civ AETC CONS/LGCA wrote:
http://www.fcw.com/article97508-01-30-07-WebprintLayout
I
Hey, I proposed this last month for contests and PSK ragchews using
QRZ.com as the database...
Leigh/WA5ZNU
On Tue, 30 Jan 2007 7:32 am, kd4e wrote:
If we did not have to send all the formatting of a message type, and
only sent a special identifier of the format, the text data would be a
Vojtect OK1AK's PocketDigi may be the answer here, in the x86 version.
Especially if the cntrol gets done over TCP.
Leigh/WA5ZNU
On Tue, 30 Jan 2007 10:17 am, Chuck Mayfield wrote:
At 03:27 AM 1/30/2007, Rein Couperus wrote:
Everybody with an HF trx and a laptop that has a CD drive and a
If you use a dedicated computer for your gateway, which is somewhat
likely if you use a dedicated radio, then you can just stick the CD in
and go...
73,
Leigh/WA5ZNU
On Tue, 30 Jan 2007 12:04 pm, Chuck Mayfield wrote:
At 01:25 PM 1/30/2007, Rein Couperus wrote:
M$ gives you windows, Linux
The HP Jornada 720 I am testing with PocketDigi has a 12v jack on it. I
haven't tried it on 12v yet as the plug is a little smaller than QRP
standard but the power supply is a 12v switcher. 640x200 screen, sound
card (mono, as Vojtech points out), full but small keyboard.
Leigh/WA5ZNU
I spoke with one of the choef designers, and he told me the sound card
is stereo and DC coupled. I believe it could do SDR and PSK.
73,
Leigh/WA5ZNU
They plan to make the kid-distribution ones a distinctive color and
shape (bring green and froggy looking for example) and raise awareness
that any of those are contraband. It shouldn't be too hard among
digerati given the stigma that would develop, and the laptops are really
pretty much just
Blind Linux users may have it better than Windows users. Check out
Emacspeak http://emacspeak.sf.net -- you can run your entire Linux
system from within EMACS using it. Heck, I run my entire system from
within EMACS anyway. The author, T.V. Raman, is a friend, though not a
ham.
Actually, through a quirk in DNS, the trailing dot is allowed in the
host name. You an use this to your advantage when puncuating
sentences, for example http://wa5znu.org or http://wa5znu.org.
73,
Leigh/WA5ZNU
On Mon, 22 Jan 2007 5:49 pm, John Becker wrote:
need a slash after the dot com
I haven't checked the new version yet but reverse would be the most
useful if you don't have it. Some receivers are fixed sideband.
73, Leigh/WA5ZNU
On Sat, 20 Jan 2007 9:56 am, Vojtech Bubnik wrote:
Most of the RTTY programs allow to select huge amount of baud speed...
Andy,
You send PayPal to Tony Parks when he says he has some. He doesn't have
a web site but he turns out thousands of kits and assembled boards
quickly and extraordinarily cheaply. I ordered a special v6lite on the
K2 IF frequency assembled (have built a softrock40 myself already) and
got
I think if we expect 7070 to be clear of RTTY we should also be
cooperative about 7035 DX PSK.
73,
Leigh/WA5ZNU
Dave,
I don't know about your day, but by the time I got to college it had all
been converted to transistors.
111,
Leigh/WA5ZNU
On Thu, 18 Jan 2007 5:25 pm, Dave AA6YQ wrote:
And the internet is a series of connected tubes...
On Thu, 18 Jan 2007 5:25 pm, Dave AA6YQ wrote:
And the internet is a
Vince,
Fldigi will do it as well.
Leigh/WA5ZNU
On Tue, 16 Jan 2007 7:29 pm, Vince - KB9SJT wrote:
What software is available that will do MFSK with pictures, aside from
Multipsk or Mix-W. Does the newer version of Stream have it? Thanks
73's
Vince - KB9SJT
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