-.-. --.-N3TU -.-. --.- wrote:
My K3 is shutting off on high power. CW and SSB. It seems to be drawing too
many amps and I am checking this on an external power supply (DAIWA PS-304).
I get the same results when I am on the dummy load and when I am on the
antenna. I didn't check six meters but
Congratulations Mike,
How about swapping it for my K3 SN 516? I use to have K2 SN 2745, what a
match :)
73' Val LZ1VB
Built to the 100w stage. 2nd receiver will be installed in the morning.
The
2nd time around is much easier.
Mike W0MU
Jan Erik Holm wrote:
Don Rasmussen wrote:
Anyone care to take a guess as to how long an anomoly like this would
live in any other mass produced HF transceiver?
My guess - the life of the radio.
Maybe the Flex guys would get to it.
With Elecraft, the issue was identified on the
Everybody should be using a Winkey to key CW.
Some people will deny that keying directly from an serial port
controlled by windows causes keying errors. When we ran DOS, the
applications could have unfettered access to the ports. You could also
easily harness the system clock and use it rather
At 2/26/2009 08:05 AM, R. Kevin Stover wrote:
Everybody should be using a Winkey to key CW.
Why?
Some people will deny that keying directly from an serial port
controlled by windows causes keying errors. When we ran DOS, the
applications could have unfettered access to the ports. You could also
I am trying to programatically determine the status of the bar meter in
transmit mode. Maybe I am thick but I have not yet found a way to determine
whether the meter is in SWR/RF mode or CMP/ALC mode. Additionally, when the
meter is in SWR/RF mode and a BG; command is issued, the bar value
I'm trying to get up to speed on G4ILO's KComm program connecting from a
Windows XP computer to my K3 using the USB-to-serial cable provided by
Elecraft. I'm using v1.5 of KComm. The radio control functions work
fine. I have entered my call sign in the Your call field of the Log
settings
Just running 100W on 1.812 MHz 14.2V at the K3 drew around 17-18A
from my Astron.
3.525 MHz draws the same
25-30 amps isn't right.
Wish I could be of more help.
Gary
KA1J
My K3 is shutting off on high power. CW and SSB. It seems to be drawing too
many amps and I am checking this on an
I seem to recall another post where someone said the line out level for
the sub rx was considerably below the main RX line out level. Couldn't
find it in a NABBLE search.
Using firmware version 2.82 now. Also line out = phones. Normal
listening levels on main have the AF gain at about 9
One question for the doubters. If a winkey like device isn't necessary
to send properly timed CW, why do several hardware manufacturers, Micro
Ham, US Interface, Rig Expert, and nearly all general and contest
logging applications support it? Just to make K1EL rich?
In addition to correct CW
Check the power plugs on the back of the radio. I had the same problem
-.-. --.-N3TU -.-. --.- wrote:
My K3 is shutting off on high power. CW and SSB. It seems to be drawing
too many amps and I am checking this on an external power supply (DAIWA
PS-304). I get the same results when I
As part of a detailed series of transmitter performance measurements
(still underway), I measured my K3's current requirements at various
supply voltages and output powers for all bands.
At 100 watts commanded power, tune mode, and with 13.8 V nominal applied
(13.797 measured), I measured the
Ian,
I've just done a test:
100W RMS (LP-100A) single tone 1500Hz sinus USB @7.035MHz into a 50ohms
dummy load,
20A under 14.0V (at K3 power terminals) K3 #1212
73 QRO fr Rudolf, HB9ARI
Ian Maude wrote:
-.-. --.-N3TU -.-. --.- wrote:
My K3 is shutting off on high power. CW and SSB.
Please ignore the following post.
Got out the scope and looked at outputs. AOK.
Problem was with the way Spectogram was inserted in the circuit in a
stereo environment.
73 de Brian/K3KO
Brian Alsop wrote:
I seem to recall another post where someone said the line out level for
the sub rx was
Correction!
There are 18.5A (instead of 20A) under 14.0V.
I omit to subtract 1.5A for some
external accessories!
Sorry!
73,
Rudolf
Ian Maude wrote:
-.-. --.-N3TU -.-. --.- wrote:
My K3 is shutting off on high power. CW and SSB. It seems to be drawing too
many amps and I am checking this
N3TU
Is it possible that the TX power calibration by band was not done?
Might be worth trying it again with the dummy load. The new firmware
program makes it easy.
73 de Brian/K3KO
hb9ari wrote:
Correction!
There are 18.5A (instead of 20A) under 14.0V.
I omit to subtract 1.5A for some
Hello Bill.
I just installed the same version you downloaded. After the program started
I entered by call, and set up the comm port details for the K3. Then I
connected to the radio. I selected CW mode, and opened the default macro
file. I put a call in the log field and then clicked Call Stn
Elecrafters:
About a year ago, I finally hooked up my K2 to a computer. Following the
advice of several list members, I got a WinKey keyer instead of trying
to run CW keying through the serial port.
The WinKey is inexpensive, easy to set up with the N1MM contest program,
and provides flawless
Agree with Ed. If you need WINKEY do it, if you don't why add to
complication?
Many of us don't. KIS.
I think it is a bit ironic that for RTTY, external TNC's have become
passe in favor of direct computer decode/encode.
However, for CW the direction is to the equivalent of a CW TNC-- at
The power supply used for these tests is an Hewlett Packard digitally
controlled model 6652A with remote voltage sensing--the sensing leads
are connected to the Anderson connector where it enters my K3.
Same here, Jack. I recently purchased a used HP 6652A and use the sense
leads in the same
I think it is a bit ironic that for RTTY, external TNC's have
become passe in favor of direct computer decode/encode. However,
for CW the direction is to the equivalent of a CW TNC-- at least
for the transmit side.
Ah, but you are mixing apples and oranges. Even in PC RTTY, bit
--- On Wed, 2/25/09, Jim Brown j...@audiosystemsgroup.com wrote:
Someone just posted that they had trouble in pileups during
the contest
last weekend, but the radio worked better when they turned
on the
attenuator and turned down the RF gain. DUH! I learned
that in 1957 --
but
I may well be the only one caught by this, but be sure that
the TRANSMITTER GAIN procedure on pages 49 and 50
of the manual has been done, but also include the 100W level.
IMO, the first paragraph under WATTMETER on page 49
should read ... 5 W, 50 W , 100 W (K3/100 only) etc.
If you
On Feb 26, 2009, at 7:01 AM, Brian Alsop wrote:
I think it is a bit ironic that for RTTY, external TNC's have become
passe in favor of direct computer decode/encode.
Just a property of how computers handle audio.
USB Sound Cards go through what are called Isochronous Transfer of
USB.
# I'm seeing 5 to 6 dB of increase in meter reading between
no modulation and modulation peaks. I guess I'm old fashioned
but I thought that the AM carrier strength should set the AGC
level.
It seems to me that this is exactly what one would expect. AM
PEP = 4 x carrier (e.g. 6 dB).
On Thu, 26 Feb 2009 08:24:30 -0500, Ed K1EP wrote:
Because many hams today like to buy neat gadgets, many times without
understanding what they do. I key my K3 direct from my XP PC using
the serial line. I run speeds in the 30+ wpm. I can achieve rates
of over 200+ Q/hour, and I have a very
The key is a decent computer. There are many people using very old
computers with minimal ram and cpu speed and they wonder why they have
issues.
Some people do not have days and hours to figure out why something won't
work especially leading up to a contest, for them a WinKeyer might be a
great
Well it only took 10 years but I finally did the fine carrier balance
adjustment on my K2. I never did it when I built my K2 in 1999, since
the dead zone in R1 on the ssb board seemed to be 0 during the coarse
balance adjustment. In addition I've gotten several unsolicited
compliments on my
I did that FT-1000MP mod and the improvement was marginal. It didn't correct
the problem of AGC mush in the passband with big pileups. Lots of IMD in
big contests with that radio, too.
73, Dick WC1M
-Original Message-
From: Bill W4ZV [mailto:btipp...@alum.mit.edu]
Sent: Thursday,
W0MU Mike Fatchett wrote:
The key is a decent computer. There are many people using very old
computers with minimal ram and cpu speed and they wonder why they have
issues.
Some people do not have days and hours to figure out why something won't
work especially leading up to a contest, for
Hi Ken,
There isn't any 100 W calibration on the K3. All gain calibration is
done at 5 and 50 W (and optionally 1 mW if you have a KXV3). These are
the points we picked do the cal, and the firmware then extrapolates
from there. So, how accurate the rig is at any setting from 13 to 100 W
Hi Don,
I'll be improving all this in a future firmware release. I've got your
call noted on the task item, and I'll let you know when it's ready to
test.
73,
Wayne
N6KR
On Feb 26, 2009, at 5:25 AM, Don - K2PMC wrote:
I am trying to programatically determine the status of the bar meter in
In ARRL DX CW last weekend, using my K3 in SO2V with N1MM (running on F1 and
tuning up/down the band with the 2nd receiver) occasionally switching
between A to B on the K3 to work a station and then back to A caused a loss
of signal when returning to A.
This was not consistent and I am sure
Has anyone posted pictures of Rose's cases? Are they soft cases or hard
cases?
73, Dick WC1M
-Original Message-
From: Gary Hvizdak [mailto:garyhviz...@cfl.rr.com]
Sent: Wednesday, February 25, 2009 10:28 PM
To: elecraft@mailman.qth.net
Subject: [Elecraft] Elecraft Dust Covers, Carry
Hi Vic,
In my opinion, Kok Chen and you have said it best so far.
The bottom line is that someone could get perfect CW (without using audio)
from older as well as newer computers, and could repeat the feat over and
over
on different machines, while another person has the opposite experience,
I am a doubter and avid contester. I've had zero negative comments about my
keying using simply a serial cable from a COM port direct to the K3 RS232
port.
That's 8000 plus CW QSOs and who knows how many unanswered CQs and wing and
a prayer repeats over the past year.
Win2K and N1MM mostly,
Eric,
Something to keep in mind with the WKUSB keyer, at least the one I installed
two years ago, is that the driver installation can be very unforgiving. I,
and others, had a heck of a time with them IF one doesn't EXACTLY follow the
installation instructions. Read, read and read again before
Julius,
Thanks for the heads-up. I did order the USB version, and just assumed that
it would not be a problem since so many people have said good things about
them. Did you install successfully on Vista 32?
73,
Erik K7TV
- Original Message -
From: Julius Fazekas n2wn
Julius,
Though we're now drifting off topic from Elecraft, WinKey USB works fine
on my Vista laptop keying my K3. It also has the advantage of not tying up
any serial ports, since it runs off the USB port (the driver creates a
virtual serial port). You can also use it for PTT, thus avoiding
Building my K2 next week. I run 600 meters and use a homebrew
transverter right now with my Kenwood HF rig. Going to build a new
transverter for my K2 when it is finished. I ordered the transverter
option. I need the K2 to function from 3.135mc to 3.510mc as I use a
3.0mc oven oscillator as my
Andy,
Thanks for your input, it is helpful to me. Sorry if this is too much OT,
but I see an additional benefit in the WinKeyer in that it lets you use
paddles. I don't know how deep into contest-land I will go, but at this
point it feels like cheating to use the keyboard, even though it is
Hi Mike:
I got out a l'il FCC-2 freq counter/vfo that I built, hooked it up to
the K2 and was able to hear a signal on the K2 to down just below
2740kc. The VCO unlocked just below that. At 3000kc the output power was
about 10 watts. I don't know what kind of sensitivity is available in
the K2
Thank you Ken. Looks like it will be just fine then. Just built a FCC-2
MK-II a few weeks ago. It is a very nice DDS VFO.
73
Mike
WE0H
Ken K3IU wrote:
Hi Mike:
I got out a l'il FCC-2 freq counter/vfo that I built, hooked it up to
the K2 and was able to hear a signal on the K2 to down just
Dick Green WC1M wrote:
Has anyone posted pictures of Rose's cases? Are they soft cases or hard
cases?
Soft. http://tinyurl.com/dn8k4o
73, Bill
--
View this message in context:
http://n2.nabble.com/Elecraft-Dust-Covers%2C-Carry-Cases%2C-and-More-tp2387722p2392349.html
Sent from the
Group, I am sorry to harp on this, but it seems someone thought I was not
thinking I could key the K3 directly when using N1MM. Of course one could do
that. But I was assuming that running through N1MM would give me a specific
benefit: Not to have to enter callsigns and exchange info twice
Hi Erik,
I haven't, I'm still using Win2K predominately on my contest computer. So far
my experiences have bee negative with Vista, but that may be as much due to our
IT Department making things safe.
One of the gents in our contest group has put it on Vista, but he had to get
some help to do
Hi Andy,
No argument on the advantages/disadvantages of using WKUSB with the K3. But you
don't have to have it, even with a USB to serial interface.
Too, I haven't any experience with Vista and WKUSB, so can't make an
experienced comment on that combo.
My experiences with loading the drivers
Erik,
No you can use the paddles with N1MM and just the K3. The K1EL is for computer
generated CW.
Some of us have a hard enough time typing, tuning, using a key AND keeping up a
decent rate ;o)
For casual contesting, without using computer generated CW, you really don't
need WKUSB, the
Opps, forgot Elecraft.
- Original Message -
From: Jim Brassell j.brass...@mchsi.com
To: Tom Hammond n...@embarqmail.com
Sent: Thursday, February 26, 2009 5:16 PM
Subject: Re: [Elecraft] Cables for the K3 to Yaesu Quadra Connections
Hey, Tom.
Well, it is as if the Quadra does not
I have a K3 with all modules except transverter interface. The radio does not
communicate with the PC (or Mac) before it has been on for about 45 minutes
- consistently. I turn on one of my rig control/logging programs or K3
utility right after the radio is turned on. Without touching anything
I wonder when the K3 bandscope kits will roll out at the Aptos goody factory.
Looking forward to the MOJO!!! Any news Wayne and Eric? Roy W4WFB
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Help:
Hi Don,
Wow that does present an issue now. I will see if I can find a suitable
reference oscillator at one of those 4 freq's. Seems kind of odd IF
freq's not having one at 10.0mc. Does anyone has a suggestion on what
oscillator I could brew up that would stay on freq within 1 cycle for
over
LB3SA wrote:
I have a K3 with all modules except transverter interface. The radio does
not communicate with the PC (or Mac) before it has been on for about 45
minutes - consistently. I turn on one of my rig control/logging programs
or K3 utility right after the radio is turned on. Without
Mike,
It is a matter of firmware, not hardware limitations.
I would guess that when the K60XV was released, no one thought it would
ever be used for down-converting, so only the normal VHF IF frequencies
were made available.
Since your current oscillator is super-stable, have you considered
Hi Don,
I can drop the level down and divide as you said. That would be easy
enough. I wonder if the software of the K2 could be changed to allow any
HF band to be used as an IF with that K60XV board? Who would I speak
with about changing the software?
Otherwise I'll continue to look for a
Sounds like a problem with the negative-voltage generator for the RS232
driver. Please contact customer support for a replacement KIO3 module,
and return the old one if you don't mind.
73,
Wayne
N6KR
LB3SA wrote:
I have a K3 with all modules except transverter interface. The radio
does
Mike,
The only person that would change the firmware would be Wayne Burdick
himself. In the K2 it would require replacement of the firmware chip
because K2 firmware is not downloadable like the K3.
You would likely have to pry Wayne away from his K3 MCU firmware efforts
to get his attention,
Erik,
Yes, you can use paddles with the WinKeyer, and IMHO the big advantage of a
WinKeyer for this is that the paddles are integrated with computer CW. That
is, if the computer is sending CW, a touch of the paddle instantly stops
outgoing computer-generated CW so you can carry on with the
I wonder if that was Wayne whom I spoke with at the Orlando Hamcation a
couple weekends ago? There was a guy and a lady there at the Elecraft
booth and both were extremely helpful and willing to sit down and answer
tons of questions. That was the best customer service experience I have
seen in
Mike,
I know that Eric was at Orlando (based on his note to the reflector in
which he referred to we), but I don't think Wayne was there. The lady
may have been his wife Lerma, but that is only a guess on my part based
on no valid information - that we may have been the 'royal we' or
could
In spite of everything we've learned over the years, the Preamp on the K3
actually helps when it's not needed. For example: I just worked a station
on 160m. The QRN is peaking 20 - 40db over 9. His signal averaged S7 to S9.
Normally under these conditions you would certainly not want to use a
Hi Ken,
Thank you for responding Wayne.
There isn't any 100 W calibration on the K3. All gain calibration is
done at 5 and 50 W (and optionally 1 mW if you have a KXV3). These are
the points we picked do the cal, and the firmware then extrapolates
from there. So, how
I'm sitting here listening to mostly band noise during the 40M QRP
foxhunt and I hear a relay click (not chatter) once in a while. This
is a K3/10 and since I'm listening almost all the time there's very
little going on.
I was just at 7045.49 for several minutes and a click happened for
no
I talked to Elecraft and they said it could my 18 year old power supply is
going. I am due for one anyway and hopefully it will work right again.
Date: Thu, 26 Feb 2009 05:39:45 -0800
From: ml-user+110157-603300...@n2.nabble.com
To: connectme...@hotmail.com
Subject: Re: [Elecraft] K3 Shuts Off
I will check the pwr plugs. Tnx.
Date: Thu, 26 Feb 2009 05:57:47 -0800
From: ml-user+44259-1780298...@n2.nabble.com
To: connectme...@hotmail.com
Subject: Re: [Elecraft] K3 Shuts Off On High Power-HELP!
Check the power plugs on the back of the radio. I had the same problem
-.-.
I have a brand new 2.7k filter that I don't need. If you have a need for
one make me an offer.
Mike W0MU
A slip of the foot you may soon recover, but a slip of the tongue you may
never get over. Ben Franklin
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