I noticed a strange behaviour during the last IARU VHF Contest last
weekend.
With our team we managed to have a first field test of the rig
coming for our experience with the K2/xv144 MHz combination the
expectations were high.
The setup was composed by the K3 and a XV144 transverter,
Jim
The level is very low, you are unlikely to see it on a scope, it can be
seen on a spectrum analyser.
73 Dave, G4AON
K3/100 #80
---
What is the output level of the IF out on the transverter KXV3 option?
Do I have to turn on something to get it to activate?
I am trying
Before you ask...
Firmware Revisions: MCU 2.34; DSP 1.89.
73 de Giulio IW3HVB.
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You must be a subscriber to post to the list.
Subscriber Info (Addr. Change, sub, unsub etc.):
Simon (HB9DRV) wrote:
For audio there's SKYPE and IP-Sound. Take a look at
http://forums.ham-radio.ch/forumdisplay.php?f=46 for a lot of remote
radio discussions.
SKYPE uses a proprietary voice only codec. Being proprietary means that
its exact limitations will be unknown, but it is
For noisy speech it's not at all bad. For data modes - write your own seems
to be the best option, this is what I plan to do for DM780 sometime. Sending
data around at 8kHz with (estimated) 25% overhead is not a big problem, it's
a trivial programming task, just takes some time to design and
On receive we had persistent problems with people using lesser receivers and
similar transmit power not being able to copy us because of QRM. DLs
especially. We heard many very strong signals but none excessively wide.
We also had system problems though not the same, or at least the same but
Gary D Krause wrote:
I've noticed that my power output on 40 meters LSB is a lot higher than
expected. I get four to five bars or more on the peaks in the ALC
mode. I even got a high current reading last night and I then turned
The number of bars in ALC display mode does not indicate the
Hello
Sure, mine has gone west...!
# 0937 refused to transmit while I was exchanging reports for the European
Fielday. Receiving : OK, transmitting : nil !
I haven't opened the top cover yet, and if I can't find the bug, you'll
probably hear of me.
Otherwise, very enjoyable rig I use as much
I find that I cannot access three of the UK 5MHz channels, FA, FB and FC
being 5,258.5, 5,278.5 and 5,288.5 KHz respectively. Presumably they fall
outside the programmed 5MHz Band edges.
Does anyone know if there is a fix for this ?
Andrew, m0gjh
As I might have mentioned a few times... I use my K2 as an outboard 2nd
receiver for my K3, it works very well and the most recent addition is a
small project box with a pair of phono sockets to both mute the K2 and
key my linear (Acom 1000, 12 Volt keying, just a few milliamps needed).
The
Andrew, the lower band edge of my K3 is 5.150 MHz and the upper 5.420
MHz (PTT below/above that results in an END messge and no TX)... I
don't know why you would need a fix. Is your K3 different? Mine has
the KBPF3 fitted, but I've checked the above with it disabled and it
works with/without
I've provided a lengthy study of the K3's IF output port at
http://www.cliftonlaboratories.com/elecraft_k3_and_panadapters.htm
Jack
Jim Miller wrote:
Subject: [Elecraft] K3 - IF out
Next stupid question,
What is the output level of the IF out on the transverter KXV3 option?
Do I have to
Very well said, Don. As a senior technical writer/editor with a
solid hardware engineering background, I can attest to the fact
that engineers' writing ranges all the way from crystal-clear,
perfectly composed expositive prose, to the utterly
incomprehensible. I remember getting a sentence in a
Thanks Dave, Jack and Jerry,
I've got some reading to do. I am not getting any signal out of the chip
that clocks in the IF signal and drives the signal to the sound card.
73, Jim KG0KP
- Original Message -
From: Jack Smith [EMAIL PROTECTED]
To: Jim Miller [EMAIL PROTECTED]
Cc:
I recently obtained an IBM Thinkpad 600E laptop with Windows 98(Not
second edition) with a whopping 128k of memory.
Can such a minimal configuration be used with the K3 update software?
What rig control software might also work with this box?
Thanks
Thom k3hrn
Considering this, the K3 plus XV144 while probably the best combination I
have ever come across on receive is not ready for use on transmit just yet
because of the ALC issue if you use a sensitive amplifier.
Next time you set this up and *after* you have the drive set, set
CONFIG:TX ALC to
Sounds like a market for paddles with adjustable tactile feedback, like some
of the high end game controllers.
Give us Hams a chance and we'll replace a $100 bug with a $400 simulator
that is almost as good, Hi!
I agree that the bug feel is gone, but I can send okay on paddles emulating
a bug.
If you have another receiver handy that can tune 8.2 MHz, use it to
sniff at the K3 IF out. I think the signals are in the microvolt range.
Jerry W4UK
At 09:57 AM 9/10/2008, Jim Miller wrote:
Thanks Dave, Jack and Jerry,
I've got some reading to do. I am not getting any signal out of the
I'm in the process of implementing the K3 external ALC mod. It is not clear
to me, between the picture and instructions supplied with the mod kit, what
is going on at the junction of the 69.8K, the 100K and the 137K resistors.
Is this junction floating above the board or soldered to one of the
I'm in the process of implementing the K3 external ALC mod. It is not clear
to me, between the picture and instructions supplied with the mod kit, what
is going on at the junction of the 69.8K, the 100K and the 137K resistors.
They converge on pin 9 of the connector, and are soldered to it.
Often they
were concerned with peripheral questions such as stringing up an antenna,
soldering, or wondering how to modify their rig to provide some wanted
feature, or restoring operation after making a cloud of smoke.
K2/100 #4293 lost it's SSB smoke just before Region 1 field day. I have
I just posted a question about my K2 SSB yesterday. I would agree that the
number of posts has decreased concerning the other models. In fact, I try not
to read problems posted by K3 owners because, for one I wouldn't be much help
and secondly, it would make me less inclined to buy a new K3!
Lyle Johnson wrote:
I'm in the process of implementing the K3 external ALC mod. It is not
clear
to me, between the picture and instructions supplied with the mod kit,
what
is going on at the junction of the 69.8K, the 100K and the 137K
resistors.
They converge on pin 9 of the connector, and
Gary,
I would expect two possible causes.
One is the carrier balance adjustment. Use a band below 21 MHz when
adjusting and adjust for LSB first. If you have an oscilloscope, the
procedure is easy - connect a dummy load to the K2 and connect a paddle
or straight key to the key jack. The
Hi all,
I have just finished building and aligning a 4m transverter from
Spectrum Communications which I intend to connect ot the K3 (and indeed
have had working) as well as my XV144. The 4m transverter needs 0 volts
to key the PTT. Can I use pin 10 off the accessory jack?
Are there any
Maybe I'm missing something here, but this all kinda reminds of
that old saw about a duck... You know, If it walks like a duck
and quacks like a duck...
If you want a key that works like a bug, feels like a bug, and
sounds like a bug... Why not just get a bug? There are lots of
them out there,
I recently purchased a KAT2 with speaker and K2 lid and only now have
been able to check
it out. I found, to my surprise, that the manual included with it is
for the KXAT1 rather than the KAT2! If the individual I purchased it
from would like to swap manuals, please let me know!
I have forgotten
I just read an email asking what happened to all the K2's, K1's and
KX1's. I just finished building a KX1 with the 30/80 board and the
Antenna tuner. I use a Palm Paddle/Keyer so I didn't get the external
paddle. It was very fun to build. I used toroids from Mychael, the
Toroid Guy. I was
On Sep 10, 2008, at 11:13 AM, Allan Taylor wrote:
I recently purchased a KAT2 with speaker and K2 lid and only now have
been able to check
it out. I found, to my surprise, that the manual included with it is
for the KXAT1 rather than the KAT2! If the individual I purchased it
from would like
Allan -
You should be able to download the correct manual from the Elecraft web
site.
- Jim, KL7CC
Allan Taylor wrote:
I recently purchased a KAT2 with speaker and K2 lid and only now have
been able to check
it out. I found, to my surprise, that the manual included with it is
for the
Andrew
I'm not quite sure what you mean here. The VFO will tune continuously over
the whole HF range. Are you saying you can't transmit on those frequencies?
I can't remember whether I had to open up the TX or not before I had qsos on
60m. Given a sensible reason, Elecraft will supply a little
I don't know about others, but I find a bug a bit heavy and clumsy to carry
around hiking on a mountain trail, not to mention the danger of damaging it.
Even my smallish E.F. Johnson version of the Speed-X is bigger than my
KX1.
I prefer to carry my bugs in proper boxes and use them on a table
If your interest is to get the right information ASAP, download a copy from
the Elecraft web site. They have all the manuals there.
Ron AC7AC
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Allan Taylor
Sent: Wednesday, September 10, 2008 11:13 AM
To:
There have been persistent reports of RF feedback in the
microHAM microKEYER II and MK2R/MK2R+ when used with the K3.
The problem seems to be related to the design of the K3 front
panel mic jack and a work around has been found for microHAM
interfaces.
The easiest solution for the user is
Ian,
You should be able to use the KEYOUT-LP signal line. It is an open
drain circuit in the K3, so depending on your transverter design, you
may or may not have to add a pullup resistor. The pullup can go to the
+12 volt line or anything lower in your transverter. I would suggest
that a
Joe,
I believe the 'root of the problem' is that your cable ties the shield
to pin 8 rather than the mic plug shell. That is poor engineering practice.
Yes, the K3 makes the situation worse by tying pins 7 and 8 together and
running them to ground through an inductor, but I believe the real
I like to use the mouse wheel for tuning CW, but I find the tuning speed
increments too large for rtty. Is there a way to tune it in smaller
increments?
If not, please consider a future revision to do so.
Thanks,
Steve, K4FJ
K3 #0290
**Pt...Have you heard the news?
Today I loaded the latest released version being 2.38 and was listening
around the 40 meter band for weak
CW signals.amazing!!! With the NB off it was impossible to even tell some on
the weak signals were there but turning the NB on revealed signals there and
adding the NR along with very narrow
Don,
I believe the 'root of the problem' is that your cable ties
the shield to pin 8 rather than the mic plug shell. That is
poor engineering practice.
You are incorrect. The shield in the microHAM cables is
connected to the shell of the Foster connector and the shell
of the DB37
Decided to sell my LP-Pan and EMU-0202 setup.
$240 complete shipped CONUS.
-
73,
Greg - AB7R
Whidbey Island WA
NA-065
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You must be a subscriber to post to the list.
The LP-Pan/EMU 202 is sold. Thanks to those who responded so quickly.
Wow that was quick. Guess I under-priced it. :)
-
73,
Greg - AB7R
Whidbey Island WA
NA-065
On Wed Sep 10 13:22 , Greg - AB7R sent:
Decided to sell my LP-Pan and EMU-0202 setup.
$240 complete
Joe,
If indeed your cable has the shield bonded to the shell and not other
conductors at both ends, I agree that it is well constructed.
I am sorry - I jumped to conclusions, I have not physically/electrically
examined any MicroHam cables.
I initially read your post as indicating that your
Does anyone else want to sell an L-Pan?
73
Alan
W1HYV
_
Get more out of the Web. Learn 10 hidden secrets of Windows Live.
I bought a buddipole antenna system and I want to get one of the subject units
but I don't know the difference between them, and what each one does, and which
one will help me with the setup with my K3 and my antenna system ?
When I bought my K3 I also bought a KAT3 which I believe is an
I am not totally sure about your question but if you are wondering what the
difference is between an antenna analyzer and an antenna tuner, basically
the analyzer is an instrument to determine the characteristic impedance of
the antenna at the antenna terminals or the characteristic impedance of
Gary, what personal computer software are you using for this?
Dick, K6KR
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of [EMAIL PROTECTED]
Sent: Wednesday, September 10, 2008 12:44 PM
To: elecraft@mailman.qth.net
Subject: [Elecraft] K3 and the mouse
The K3 Utility is regularly tested on Windows 98 SE, Windows XP and Windows
Vista. Give it a try and let me know your experience with that small a
memory!
Dick, K6KR
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Thom LaCosta
Sent: Wednesday,
Paul,
As an addendum to the excellent summary by Bruce - W8FU, let me add
that the Buddipole antennas are designed to match a 50 ohm coax feeder
pretty well. They are off-center fed to get near to the correct 50
ohm impedance. So if you use the K3 antenna tuner and the Buddipole
you
Paul,
Since you find antennas confusing at this point, you may want to look at
the Antenna article on my website http://w3fpr.qrpradio.com. It tells
about antenna concepts in layman's language as much as possible, and no
math.
Second comment is that you may want a wire antenna instead of
I've had a FT-1000D since the early 90's...the
only change I've made is I got rid of an older
one and got a newer one that was cosmetically
prettier. It is still on the desk. I intend to
keep both radios...so I'm not prejudiced for one
radio versus the other because of the one I have
This sounds like a setup function in the software being used, not something in
the K3.
-
73,
Greg - AB7R
Whidbey Island WA
NA-065
On Wed Sep 10 16:03 , Dick Dievendorff sent:
Gary, what personal computer software are you using for this?
Dick, K6KR
-Original
Hi Paul,
Just to expand slightly on this one aspect of your question.
The term balun is a contraction of balanced-unbalanced. It's a
device for connecting a balanced feedline to an unbalanced one.
Most transceivers these days are designed to connect to a 50 ohm coaxial
cable (such as RG-8,
I see this went for about $125 MORE than it would have cost if bought from
Elecraft. Interesting. I guess that's one assessment of the premium on not
having to wait the 3.5-4 months!
--
View this message in context:
http://n2.nabble.com/K3--1140-For-Sale-on-ebay-tp842188p1081571.html
Sent
I see from Wayne that MCU 2.38 and DSP 1.90 is available.. When I connect
to the utility I see the following.
Installed Available
MCU 2.02 2.02
FPF 00.02 00.02
Paul,
You're apparently forgetting to download the new firmware into the file folder
that is accessed by the Elecraft K3 Utility. Don't forget to unzip the
downloaded file.
73,
Chuck NI0C
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
And if he was willing to ship overseas, would have probably got a few
hundred more.
It escapes me why people won't ship overseas. One customs form, and you are
done. All the work is on the receiving end.
I have sold equipment overseas for 100-300 more than the last US offer.
Mike
AI4NS
Thom,
You might be able to get EMCPup to work on it. That comes with fldigi
which will work as well.
http://www.w1hkj.com/emcpup.html
Leigh/WA5ZNU
I recently obtained an IBM Thinkpad 600E laptop with Windows 98(Not
second edition) with a whopping 128k of memory.
Can such a minimal
Another reason to ship overseas: More DX stations.
Just trying to do my part to help out the DX chasers...
Mike
AI4NS
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You must be a subscriber to post to the list.
Subscriber Info (Addr.
Although I'm right-handed, I originally learned on a left-handed bug
because that's what my college roommate had. To this day I can send
with either hand with either a bug or keyer. A rare ability, if only I
could find a practical use for it!
On my operating desk I have a J-38 straight key, a
Earlier this summer picked up a very nicely built K2
to replace the one I had built and foolishly sold. S/N
is 4715 and the build date is 2/05. Firmware is 2.04P
1.09. Installed accessories are K160RX, KAF2, KAT2,
KI02, KSB2, and KNB2. Additional modifications are the
W3FPR AF Level Output and
My K3 100W ser. 1343 gets VERY hot on the underside where the PA transistors
are connected to the chassis. I´m testing at 100W FM into a dummyload for
about 3-5 minutes.
Is that normal?
Vy 73
Jens
OZ9MZ
___
Elecraft mailing list
Post to:
61 matches
Mail list logo
