Good Morning, My K3 will not come out of the mcu ld state and will not load the
latest firmware. I have removed the power ,loaded the latest utility, and tried
several times to load firmware,but to no avail. I reconnected the power and it
is still locked in mcu ld. Any suggestions ?
Thanks
Sure. There's a K3 Utility Help topic on this in the most recent K3 Utility
version. See K3 Help, Troubleshooting, MCU Load Failure.
Here's what the Help Text says (it's formatted better and there is a picture
in the Help Text)
MCU Boot Loader Troubleshooting
When MCU firmware load is
Bob,
Yes I did see your post thanks, but have not yet had the opportunity to
digest your results - but I will.
When you made these measurements, what settings did you use for the 'audio'
Hi-cut and Lo-cut?
My thinking was that I would first look at the SA612's output wile injecting
multiple
Guy, have one (or several) on me for suggesting such a sensible idea :-)
73,
Geoff
GM4ESD
Guy Olinger K2AV
On Sunday, December 12, 2010, at 10:04 AM, Guy Olinger K2AV wrote:
Thank you, Bob.
But you have robbed Geoff of his favorite whipping boy. We will have
to take Geoff out to a pub and
It's been a while since the APF has really pulled out a signal for me that
was otherwise impossible to copy. As W4ZV has said, its effectiveness seems
dependent on the band condx (QRN vs signal strengths, etc). This morning
the APF allowed a weak V73QQ to pop out of the noise on 160M. Tuning
test only
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Hello all,
One of the menu items available in 00.41 is the ability to assign centering
Marker A or B to a Function button. After selecting it in the menu, it works as
it should. But whenever the rig is powered off and turned back on, the feature
is disabled. I have to go back in the menu and
Hi Jim,
I'll have to do some more experimentation with the settings. And I may try
using the battery pack for bias as N1YX is doing. Maybe that would have some
impact.
73,
Mike K2MK
Jim Brown-10 wrote:
The mic in the CM500 is a VERY hot mic -- that is, a lot of level. You
may need to
Are you getting retrys during the software loading process.
-- Sent from my Palm Pre
On Dec 12, 2010 3:22 AM, mark crossland lt;landscape8...@yahoo.comgt; wrote:
Good Morning, My K3 will not come out of the mcu ld state and will not load the
latest firmware. I have removed the power ,loaded
On 12/12/2010 6:05 AM, Mike K2MK wrote:
I'll have to do some more experimentation with the settings. And I may try
using the battery pack for bias as N1YX is doing. Maybe that would have some
impact.
That should NOT have anything to do with it. The battery box simply
allows you to not turn
Or how about this. You could buy a pretty much loaded K3 *AND* a 7700 for what
a 7800 costs. I hate to open up the K4 discussion again, but a K3,P3,KPA500,
wrapped up in a QRO box with more spread out switchcraft, large dual speakers,
and band buttons seems like a no brainer. I would sell my
Speaking of criticism, I've done my share of complaining about AGC pumping
and pileup mush in the K3. That said, it's still the best contest receiver
I've ever use, by a wide margin. It's sensitive, quiet and incredibly
selective. In fact, I can get *too* close to adjacent stations without
Dave,
I would expect the frequency to be within a couple hundred Hz of the
frequency on the crystal.
Yes, you should be able to pad the frequency down with a small parallel
capacitor, just like any VXO. I don't know how much range you would get
without adding a series inductor to the bottom
Amplitude (Level) Calibration is described on page 22 of the latest P3 manual:
http://www.elecraft.com/manual/P3%20Owner%27s%20man%20Rev%20A7.pdf
Use it to calibrate the amplitude scale on the P3.
Bob NW8L
On Sun, Dec 12, 2010 at 7:04 AM, k...@aol.com wrote:
Hello all,
One of the menu
Sorry Geoff.
My setup is fairly basic but I believe quite adequate. I use two +10dBm low
noise xtal oscillators operated within the 40m band. The output of each is
attenuated 20dB before combining via a Minicircuits SCP-2-1. Thereafter the
signals pass through an 8MHz LPF to a step attenuator.
Well, with Santa's trip just around the corner, how are the elves
coming with the KPA500? Obviously, the elves are busy right now with
P3s, K2s and such, but are there any updates as to the amp's progress?
Curious minds want to know ;-)
Happy Holidays to all,
John
K2QY
If a KPA500 is going to happen I would like to know before I buy something else
-- Sent from my Palm Pre
On Dec 12, 2010 10:02 AM, John Fritze lt;fritzej...@gmail.comgt; wrote:
Well, with Santa's trip just around the corner, how are the elves
coming with the KPA500? Obviously, the elves
Reluctantly I am forced to sell my beloved K2!
Serial no 4185, it's fitted with the ssb board, internal ATU, 60m board, 160m
board, RS232 interface and the internal battery kit. Looking for 700GBP plus
carriage, new price of kits at present exchange rate about 800GPB
If you are interested,
The last I remember is that it is in field test.
Phil
Philip LaMarche
LaMarche Enterprises, Inc
p...@lamarcheenterprises.com
www.LaMarcheEnterprises.com
727-944-3226
727-937-8834 Fax
727-510-5038 Cell
www.w9dvm.com
K3 #1605
CCA 98-00827
CRA 1701
W9DVM
-Original Message-
Was playing in the 10m contest this weekend and had noise (like a dirty,
hashy carrier, similar to TV-generated noise) every 5-10 kHz as I tuned
the band. When I turned my laptop off, it went away.
My laptop is about 4 ft from the radio and about 25 ft from my balcony
dipole. Any thoughts on
Barry,
Try disabling the ethernet port on the laptop, they are very good rfi creators.
Of course, if you need the network port for internet access, you cant do that
and your basically screwed.
Jeff Cochrane - VK4BOF
Innisfail, QLD, Australia
Elecraft K3# 4257
- Original Message -
Hi folks;
Yes, I really love my K3 in spite of my questions and gripes; here they are:
1. During the 10 meter contest, I was up around 28.400 operating SSB
with the NB on, when I noticed that I was getting a strong CW
signal pumping my AGC (or so it seemed).
In doing a
Barry -
The interference may be coming from the LCD. Can you reduce the brightness of
the display?
Also check the power supply - try putting beads on the leads. It could be a
noisy switching supply.
If, as Jeff suggested, it's Ethernet noise, you could use a USB wireless
adapter if the
Thanks for comments so far. Running wireless for internet connection (and
yes, needs to be connected). Unplugged PS and no change while on battery.
Using an external monitor, with laptop monitor off. Turning off external
monitor makes no difference.
Barry W2UP
--
View this message in
On Sun, Dec 12, 2010 at 10:06 AM, Barry w...@comcast.net wrote:
Thanks for comments so far. Running wireless for internet connection (and
yes, needs to be connected)
Barry, what Jeff means is to go to the device manager in your Windows, find
the internal Ethernet adaptor, and set it to
On Sun, Dec 12, 2010 at 9:59 AM, David F. Reed w5sv.d...@gmail.com wrote:
...with the NB on, when I noticed that I was getting a strong CW
signal pumping
Dave, this is gonna happen with any noise blanker. When I turn on NB on my
Brand Y radio, I can hear artifacts from a medium
Hi Gang,
I'm prepping for the January VHF Sweepstakes. Going to run my K2 with XV222
and XV432.
The instruction sheet for the D/L indicates that it is good to 225MHz. Does
anyone know of any specs related to performance at 432MHz? I don't own a
power meter good at 50MHz.
OK, the bottom line:
This is the way most analog noise blankers work. They look at a wide bandwidth
to detect
noise pulses and if there are loud signals in the range they can be interpreted
as noise.
The K3 has both an analog and a DSP noise blanker. If there are large nearby
signals, you
should reduce the
What dummy load?
--- On Sun, 12/12/10, Mark Adams msadam...@gmail.com wrote:
From: Mark Adams msadam...@gmail.com
Subject: [Elecraft] 20W Dummy Load at 432MHz?
To: elecraft@mailman.qth.net
Date: Sunday, December 12, 2010, 9:32 AM
Hi Gang,
I'm prepping for the January VHF Sweepstakes.
I suspect he means the Elecraft DL1 20w dummy load.
73, Byron N6NUL
On Sun, Dec 12, 2010 at 8:56 AM, Wes Stewart n...@yahoo.com wrote:
What dummy load?
--- On Sun, 12/12/10, Mark Adams msadam...@gmail.com wrote:
From: Mark Adams msadam...@gmail.com
Subject: [Elecraft] 20W Dummy Load at
Hi All,
I just had my first failure on the K3. I noticed both the AF RF small
knobs were slipping so I thought the set screws were loose. But closer
examination showed that both knobs were cracked. I replaced them with some
small aluminum ones from Radio Shack. I don't think I over tightened
I would try temporarily powering down your router, cable modem, or whatever
equipment is used for the internet connection to be sure it's not actually
that equipment causing the problem.
Also, even though you powered down the external monitor, I would also try
disconnecting that cable from your
It doesn't answer your question, but Ridge Equipment sells a range of
excellent surplus dummy loads that are good to several GHz. There is one
that only costs $12 and is excellent. It's 75W and they look and work like
new. I have several of them. Here is their dummy load page...
Barry;
I have an LCD monitor.
Every now and then I get RFI from it.
I disconnect it from the power supply for a few seconds, plug it back in and
RFI is gone.
It may come back in a couple of days or it can be weeks.
de mailto:k...@k2gn.com K2GN - Larry - http://k2gn.com/
http://k2gn.com
K3
I think it is virtually from stock at the present time. A week ago Friday I
finally scratched the P3 itch I had been suffering from for some time and
ordered a factory assembled unit. It arrived the following Wednesday via
two day air. That means they either had one in stock or assembled it
If you look at the K3 schematic you can see that the noise blanker takeoff
point is at the output of the first post mixer amplifier. The bandwidth here
is necessarily wide. In the blanker itself, there is a double-tuned bandpass
filter at the input of the noise amplifier(s). I don't know
Any USB/serial dongles connected. There were some postings previously
on these beasties sometimes causing noise.
73 de Brian/K3KO
On 12/12/2010 15:38, Barry wrote:
Was playing in the 10m contest this weekend and had noise (like a dirty,
hashy carrier, similar to TV-generated noise) every
Congratulations on your purchase of the K-3. I have two of them. Both are
fully outfitted as well is a K2/100 which I built several years ago. The
K-3s are simply outstanding. I just acquired a P3 41 of them and that works
extremely well. I also have an FTDX 5000 MP. That is an excellent
Thanks to all who replied. Apparently this was a quality issue at one time that
I was unaware of. I should have checked the archives now that I think about it.
73 Hardy N7RT
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Home:
I seem to remember that Elecraft said it was currently in field tests. I
also think a possible February, 2011 date was mentioned as a sales target.
I'm sure that is subject to revision, depending upon the outcome of the
field tests as well as the usual hassle in setting up the new production
Is there a method to method to minimise am carrier level detectable on
ssb deadkey please?
Adrian ... vk4tux
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Post:
Ah, that is funny. I forgot to mention that I am using the Elecraft DL-1.
73,
Mark K2QO
K2 #543
FN03ra
On Sun, Dec 12, 2010 at 12:01 PM, Byron Servies by...@servies.us wrote:
I suspect he means the Elecraft DL1 20w dummy load.
73, Byron N6NUL
On Sun, Dec 12, 2010 at 8:56 AM, Wes Stewart
On 12/13/2010 03:00 AM, elecraft-requ...@mailman.qth.net wrote:
Subject: [Elecraft] RFI from computer
To:elecraft@mailman.qth.net
Message-ID:4d04ec8f.4010...@comcast.net
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Was playing in the 10m contest this weekend and had noise
Bruce:
I agree with all points made in your email. Candidly, when I first got the K3,
I did have a bit of a learning curve, but wow, it is now a lot of fun to
operate!
With anticipated permission of the moderator, regarding AF MARS, I would like
to make the following comments since there had
A K3 is a digital radio. There is no balanced modulator for SSB with
a balance adjustment. The SSB envelope is directly created (without
any carrier or opposite sideband, only digital artifacts) in number
stream form by digital programs in firmware. The SSB envelope first
emerges, fully
Having seen some other possibilities, I'm not going to go for them.
I got some bandwidth downtown and read the ARRL review of the SPE, and
it's not an amp for a RTTY op, which I am.
I'd cheerfully pay for a burger (I mean KPA500) now, for delivery later,
as I did with the K3, especially if I
I am up to page 29 on the K2 assembly manual, working on assembly of the Front
Panel Kit, where it talks about uninstalled components. I do have the KSB2
SSB adapter kit. So I looked through the kit for the nine listed components
and located all but two.
These two components might be here,
What is 1S1?
Ron AC7AC
-Original Message-
Congratulations on your purchase of the K-3. I have two of them. Both are
fully outfitted as well is a K2/100 which I built several years ago. The
K-3s are simply outstanding. I just acquired a P3 41 of them and that works
extremely well. I
Bruce,
I've heard that the military has discontinued CW training for communications.
That's too bad.
I wonder if MARS still uses CW or have they gone to phone and digital?
73,
Tom Childers
Radio Amateur N5GE
Licensed since 1976
QCWA Member 35102
ARRL Life Member
On Sun, 12 Dec 2010 12:40:18
Where CW operators are still active, some ARMY MARS operations has made room
for them.
I've not been involved with military comms recently, but found a report that
Army MARS has launched a test of CW nets in four Midwestern states after
recognizing how it could have been a major asset in
Hi again,
A little while ago I wrote the message below. I am still searching for ways
to compensate for the tilt in my new 2.8kHz crystal filter. One way would be
to have a way to set the RX equalizer through a serial command / macro. Is
this going to happen soon? Another way would be to have
Knut, does that Spectrum Lab software allow you to do time averaging for the
plots? If you can average over 500+ samples, it will smooth out the plot
and make it more useful and readable.
73, Barry N1EU
ab2tc wrote:
These two links show the noise
spectrum of the receiver in USB and LSB.
I sometimes marvel at the number of different directions Elecraft gets
pulled with respect to the K3. I can't imagine two more polar opposite
message threads than this one and the recent ones discussing AGC
action. I'm not trying to overtly judge the merits of either camp, but
one is trying
I have a friend in Mali that wants to set up an AM radio some were out in the
boonies.
No Reliable AC power etc etc third world problems import duty tax endless very
red tape.
So the question is
Can the K3 be made to transmit in the 1600 kc freq?
25 to 50 watts.
Is this even a reasonable
Last time I checked, DSM-IV said it was not known to be contagious.
73,
Fred K6DGW
- Northern California Contest Club
- CU in the 2011 Cal QSO Party 1-2 Oct 2011
- www.cqp.org
On 12/12/2010 3:06 PM, David Gilbert wrote:
Hopefully for the sake of Wayne, Eric, Lyle and company schizophrenia is
I think you should save your money. Apparently, they appear to have a lot, if
not all, filters that behave this way. Short of having a more symmetrical
filter in place the two sidebands aren't ever going to sound the same. I know
that theory says we shouldn't be able to hear a difference, but
Don:
If you are referring to Tx settings (not Rx settings), please note the my mic
is a Marshall MXL R144 Ribbon Mic, which goes into a Behringher Ultragain-Pro
MIC-2200 tube pre-amp, then into a Behringher Ultra-Curve DEQ2496 (set up in
the manner as suggested by NU9N), from there, I use
Hi Johnny:
I have read your posts, private emails to me and I certainly respect your
opinions. Like I've said below, I love each radio for different reasons. But,
I am not looking to nit-pick either radio. I was just stating some of the
more pronounced differences that I find favorable with
On 12/12/2010 3:59 PM, Phil Townsend wrote:
I have a friend in Mali that wants to set up an AM radio some were
out in the boonies. No Reliable AC power etc etc third world problems
import duty tax endless very red tape.
So, when do we get to the bad news? :-)
So the question is Can the
NAQCC Sprint Tuesday night!
Our December sprint is this coming Tuesday evening local time which is
Wednesday 0130-0330z time.
I will refer you to the proper URL:
http://home.windstream.net/yoel/sprint201011.html
There you will find all the details as to time, frequencies and also a special
Paul,
The 103 in that R-Pak says that it is a 10k unit - if the number of
pins is correct, it is the right one.
The microphone configuration header is a dual-row header (having pins)
that indeed mounts on the back side of the front panel board. It has
two rows of 8 pins each.
73,
Don W3FPR
I saw a KPA500 at a local club meeting recently where Eric WA6HHQ was proudly
showing it off.
They do indeed seem to be treating it as a serious product on the way.
The slides has the obligatory not yet type accepted warning of course.
Leigh/WA5ZNU
--
View this message in context:
Hi Leigh,
My ususal questions : Any indication of price? Will it come with tuner KAT500?
I am stilling deciding between SPE Expert 1ka and KPA500+KAT500. In my
operation situation, an ATU is a must.
cheers,
Johnny VR2XMC
- 郵件原件
寄件人﹕ Leigh L. Klotz Jr WA5ZNU le...@wa5znu.org
Hi all,
Is there an automatic beacon scanner for the K3?
We're not on the air all the time, and it would be useful if we could
get a profile of openings to this location (VK9NN now) by having a
computer driving a K3 to scan the beacons when otherwise this gear is
sitting unused.
For future
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
I use VE3NEA's Faros with my K2/100.
Don't know why it would work with the K3.
http://www.dxatlas.com/Faros/
On 12/12/2010 2:29 PM, Doug Faunt N6TQS +1-510-655-8604 wrote:
Hi all,
Is there an automatic beacon scanner for the K3?
We're not on
Phil,
It sounds like he wants a restored Johnson Ranger with the VFO padded
down to 1600 kHz.
Definitely more economical than a K3.
Yes, I believe the K3 can do it, but I do not know for certain.
73,
Don W3FPR
On 12/12/2010 6:59 PM, Phil Townsend wrote:
I have a friend in Mali that wants
Jeff,
Since the K3, P3 and KPA500 are the same height, you may want to figure
out how to attach one to the other (metal strips on the bottom come to
mind), so it is all one big unit. Then you could have all that
functionality in one package. I will keep mine as separate assemblies,
thank
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Not even in the same neighborhood as reasonable.
I'm pretty sure the boys in Aptos wouldn't want one of their products
used as some sort of pirate AM station in deepest darkest Africa.
On 12/12/2010 5:59 PM, Phil Townsend wrote:
I have a friend in
and then, to make it all weigh more, stick some Dynamat Xtreme in the
boxes. At about 0.5lb/ft^2 you should be able to increase the weight
on your desk by several pounds.
73, Byron N6NUL
On Sun, Dec 12, 2010 at 5:23 PM, Don Wilhelm w3...@embarqmail.com wrote:
Since the K3, P3 and KPA500 are
With so much information and products out there for OUR PART 15 products and
all
of the stuff offered on eBay for low power AM and FM, WHY would you want to
modify a wonderful and dedicated amateur radio? Be Real.
Mel
From: R. Kevin Stover
Hey, now what about a custom desktop case made to match the Elecraft K
series equipment with slide in/out drawers (lockable via spring loaded
screws) so that one BIG box shack becomes a reality.
The huge advantage is IF an issue arises, simply 'pull' the defective item
from the box and do what
You will need the K3BCTX board. There has been a delay in production
however.
N4LQ
Steve
- Original Message -
From: Mel Farrer farrerfo...@yahoo.com
To: R. Kevin Stover rksto...@mchsi.com; Phil Townsend phi...@mac.com
Cc: elecraft@mailman.qth.net
Sent: Sunday, December 12, 2010 8:53 PM
Why concern about how other people spend their money?
Maybe the guy is going to do a short broadcasting gig, then give out some TZ
RTTY QSOs on 20-meters and move on to 7O and give me a new one.
Wes N7WS
--- On Sun, 12/12/10, Mel Farrer farrerfo...@yahoo.com wrote:
From: Mel Farrer
A single frequency AM transmitter is so hammer simple for anyone who knows
anything about transmitters to assemble from parts (or old e-junk) it seems
absurd to take something like the K3 for that job.
If the person involves isn't competent to build a transmitter, he/she will
never keep one
Sounds like the job for a Johnson or Heathkit... like the DX100, or Viking...
driving a pair of 813s...
works good, last long time.. till water hits the bottles.
Then it no ticky no more.
--... ...-- Dale - WC7S in Wy
From: r...@cobi.biz
To: elecraft@mailman.qth.net
Date: Sun, 12 Dec
Speaking of 50W on AM, this picture will make your mouth water if you're old
enough:
http://home.comcast.net/~bipi/pix/ranger1.jpg
http://home.comcast.net/~bipi/pix/ranger1.jpgNote the little details: the
parasitic chokes, the 6L6s in their iron cylinders, the output pi-net, the
plate
OK, I was playing in the 10M contest while I typed that last thread which
clearly read like I was doing drugs. So, here it goes again.
What reading should I expect on my DL-1 when my it is being fed 20W at
432MHz? Since the instruction sheet says it is good to 225 MHz, I assume
that it is way off
Ah, nice Tony.
I built one of those in 1954 and later added that grid block keyer (on the
elevated chassis just visible above the VFO can). Ran it for the next 20+
years, pounding brass 99% of the time.
The metal tubes are really 1614's - 6L6's on steroids that were developed
for the military
I agree. Single frequency removes a lot of the hassles of a TX of any sort.
And, AM besides you don't have any of the hassles of filters and whatever
for SSB. Is it more then an oscillator, audio amplifier, modulation
transformer,
and RF PA
On Dec 12, 2010, at 7:19 PM, Ron D'Eau Claire wrote:
Good Evening,
I had to move the database to my new Internet computer and reinstall
the software to run it. Now life should be easier (cross fingers here).
Currently the connection to the tower at the top of the mountain which
provides me with wireless Internet service is not being
What makes K3 is 90% receiver and 10% transmitter (IMHO). Last time I
checked, broadcast stations do not need to receive. What you need is crops
duster, K3 is supersonic jet. Kind of out of proportion, so no, this is not
a reasonable idea.
73,
Igor, N1YX
-Original Message-
From:
On 12/12/2010 4:55 PM, Leigh L. Klotz Jr WA5ZNU wrote:
I saw a KPA500 at a local club meeting recently where Eric WA6HHQ was proudly
showing it off.
They do indeed seem to be treating it as a serious product on the way.
The slides has the obligatory not yet type accepted warning of course.
Ah, who needs that stuff? I just had my first QSO on my new homebrew amplifier:
900 watts
out from a pair of class-C 813's! Instant on and full QSK. Of course it has
separate grid
and plate bandswitches and three tuning controls to adjust, one of which is a
multiturn
vacuum capacitor, but
No thanks for tube amplifier. Bad experience from High tension.
Sent from my iPhone 4
Vic K2VCO v...@rakefet.com 於 2010年12月13日 下午3:14 寫道：
Ah, who needs that stuff? I just had my first QSO on my new homebrew
amplifier: 900 watts
out from a pair of class-C 813's! Instant on and full QSK.
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