One place the K3 amber display doesn't fare well is in the QST
magazine ads: it looks like a pink grapefruit. Can't say it is
especially flattering. Other radios have a similar color: IC7200,
FT2900, etc. Maybe amber is a bad color for magazine ink. However,
the one that looks like the actual K3
Good morning K3 friends,
a German Clubstation plans to use their K3 in combination with a FL-7000 PA
during upcoming WAE Contest. I did a search on this reflector but didn´t
find the infos I need to help those guys (I am not an expert in PA´s because
I am 100% QRP ;-)
If you are running K3
On Jun 17, 2009, at 2:55 PM, g...@btinternet.com wrote:
This characteristic of normal human vision is acknowledged in the
design of RGB television systems where less bandwidth is allocated
to the blue signal. If it's acuity you are looking for, green is
your colour, not blue!
The
I started the thread a few days ago as my first posting on the Elecraft
Reflector and didn't appreciate the number of opthamologist hams using
Elecraft. Thanks for the many inputs and it appears impractical to try and
change the display. Personally, I find either green or orange as a
background
Steve and all,
This is where you might look for us:
CW 3540, 7040, 14040, 21040, 28040
SSB3820, 7240, 14280, 21390, 28390
Probably plus 10KHz or so depending on QRM. Storms are predicted for WV all
weekend and with SF running around 68, looks like 20 may be the
How's display color off topic?
Steve Ellington
n...@carolina.rr.com
- Original Message -
From: Eric Swartz - WA6HHQ, Elecraft e...@elecraft.com
To: jimmil...@stl-online.net
Cc: Elecraft@mailman.qth.net
Sent: Thursday, June 18, 2009 1:40 AM
Subject: Re: [Elecraft] Blue Displays and Visual
Hi,
HA7RY Tomi and AA7JV George operated VK9GMW on Mellish Reef. See the
photos:
http://picasaweb.google.hu/ha7ry.ha7ry/
and their rig:
http://picasaweb.google.hu/ha7ry.ha7ry/TheVK9GMWCrewSLiveAndRadio#5345490292007296002
73! de HA4AA Andras
K2/100 #2398
KX1#275
Powered up my K3 this morning and when I hit the PTT the ERR KEY came up.
Couldn't turn off with power button, so I powered down with the PS. After
turning back on, the message was still there. I read the manual but it
really didn't tell what to do for that ERR. Please.
Phil
Philip
Have you checked your key isn't catching on something? The error is
basically telling you that you switched on with a PTT active.
73 Ian
On 18 Jun 2009, at 18June15:45, Phil LaMarche wrote:
Powered up my K3 this morning and when I hit the PTT the ERR KEY
came up.
Couldn't turn off with
Greetings from the CCR capital of the world: California, where stealth
antennas are a way of life. The current discussion about how certain display
colors are more discernable than others begs a point: what if you don't what
to see it? Since 2003, I've used one inch electrical PVC pipe to make
If the rig is keyed by any method at power-up -- key, paddle, PTT, even
VOX -- you'll see this warning message. Transmit is inhibited until the
source of keying is removed, at least briefly. Then the message goes
away.
73
Wayne
N6KR
---
http://www.elecraft.com
Pink is good against the sky, discovered in WW2 for stealth aircraft.
David
G3UNA
- Original Message -
From: Fred Atchley hamkt...@att.net
To: Elecraft@mailman.qth.net
Sent: Thursday, June 18, 2009 5:34 PM
Subject: [Elecraft] Stealth antenna insulators
Greetings from the CCR capital
Let me build a K2 (or any other Elecraft kit for that matter) for you. I have
built 276 K2's to date. My prices are reasonable and you receive a new K2 with
the options you want ready to play. Please respond off of the reflector.
73
Alan
W1HYV
Years ago, (while living in southern CA) I painted my 5BTV with light
gray paint to make it blend in better. Unfortunately the paint was
somewhat conductive so the antenna didn't' work right after that, but it
sure did blend in with the sky a lot better :-)
- Keith N1AS -
- K3 711 -
That is just because any observer reporting a pink aircraft would be court
martialed for drinking on duty.
Willis 'Cookie' Cooke
K5EWJ
--- On Thu, 6/18/09, David Cutter d.cut...@ntlworld.com wrote:
From: David Cutter d.cut...@ntlworld.com
Subject: Re: [Elecraft] Stealth antenna insulators
G'day,
Why bother with insulators if you are using a non-conducting synthetic
rope/string to hold the antenna up. Why turn something long and slim into
a snake that has eaten a pig.
Regards,
Mike VP8NO
- Original Message -
From: Fred Atchley hamkt...@att.net
To:
A good stealth antenna insulator for a light weight antenna which is almost
transparent can be made from the plastic which holds a four pack together
especially if you fold the four into one. Good for portable use also when
you have drunk the eight cans HI.
Peter G3UCA.
- Original Message
Check out the various plastic(?) strings for weedeaters at your local
lawnmower repair. These come on a reel, some with 500 ft others with about
50 ft in different size, color, and thickness.
Rich
--
View this message in context:
Sounds great for heavier wires! Weedeater (string cutter) refills are
available from almost any hardware store.
Simple fishing line leader will do quite well to hold up reasonably light
weight wire antennas too. If 'stealthy' is needed, you'll be using a light
weight wire anyway.
Magnet wire
I'll be taking my K1 to the beach this Summer on the OR coast. I'll
be setting up a portable vertical. Would appreciate advice on some
good battery(batteries) and charging system.
Looking for light weight and capable of 2-5 W for a few hours. I
calculate 12V 0.4A
As far as
Hmmm... does that have anything to do with visual acuity in the red
spectrum???
Reminds me of the old exchange:
Did you know that elephants paint their toenails pink and hide in cherry
trees?
No way!
Well, have you ever seen an elephant in a cherry tree?
Of course not!
See, it works very
Maximum human visual SENSITIVITY under photopic (daylight)
conditions) is about 555 nm...almost exactly the yellow that
fireflies produce.
Under scotopic conditions (Night-time) it drops to 500nm. more orange.
True, there is more energy in blue light than red light... and there
is more
.075 in dia black Kevlar string rated at 400 lbs strain IIRC is almost
invisible, and is UV resistant, although the colour does change to grey
after a few years outside.
73,
Geoff
GM4ESD
- Original Message -
From: Mike Harris mike.har...@horizon.co.fk
To: Fred Atchley
I have to agree with VP8NO. I don't see why insulators would be necessary.
If I were putting up a stealth antenna, I wouldn't be using #12 wire
anyway. #18 stranded copper clad steel is much smaller and should last
forever if not allowed to kink. And I'd use dark braided UV resistant
Not only that but most of that electrical PVC stuff is avail as
UV rated!
73 N2EHG
On Thu, Jun 18, 2009 at 12:34 PM, Fred Atchley hamkt...@att.net wrote:
Greetings from the CCR capital of the world: California, where stealth
antennas are a way of life. The current discussion about
Has anyone actually measured the RF characteristics of the various nylon
lines available?
Nylon is hydroscopic (absorbs water) and so is not necessarily a great
insulator. I didn't know that and blithely used nylon as an easy-to-find
insulating material until I had a nylon standoff in an RF
I have no requirement for stealth because I live on five acres in the country.
I would speculate that a big factor would be if you are using low, medium or
high power and if it is raining or high humidity. Traps in multi-band antennas
are designed for a few hundred ohms so I would think that
K3 beta-test firmware revision 3.19 (with DSP rev. 2.17) is now
available. See release notes below.
Please send problem reports to k3supp...@elecraft.com. Beta firmware
load instructions can be found at
http://www.elecraft.com/K3/k3_software.htm
73,
Wayne
N6KR
* * *
MCU 3.19 / DSP
John wrote:
Looking for light weight and capable of 2-5 W for a few hours.
I calculate 12V 0.4A As far as amp-hours
This is very easy to satisfy. Select ten AA NiMH cells of about
2500 mA-Hr capacity and a ten-cell holder and a quick recharger
and you'll be set with a small light-weight pack
Nylon is hydroscopic (absorbs water) and so is not
necessarily a great insulator.
For a light weight, stealthy antenna I would consider using
Polyvinylidene Fluoride monofilament and washers. Btw, PVDF monofil is
used in the Spiderbeam.
vy 73 de toby
On 6/18/2009 10:14 AM, Darwin, Keith wrote:
Years ago, (while living in southern CA) I painted my 5BTV with
light gray paint to make it blend in better. Unfortunately the
paint was somewhat conductive so the antenna didn't' work right
after that, but it sure did blend in with the sky a lot
Can anyone please direct me to material describing how to use a K3 and
microHam MicroKeyer II together. The MK2 is ordered with cable for the K3
but not yet delivered. I plan to purchase the second RX for the K3 this
summer but for the moment I am using a single RX. The software for
John wrote:
I'll be taking my K1 to the beach this Summer on the OR coast. I'll
be setting up a portable vertical.
Unfortunately, most beach settings quite literaly do not support use of
my favorite portable antenna for my K1...a resonant multi-band dipole.
If you ever intend to operate in
Joe Subich, W4TV wrote:
For those who would want USB support for the K3 ... the cost
and red tape required for Windows Certification are very
significant for a small company.
Also, it is an ongoing cost. Most vendors nowadays support at most two
generations of Windows. I've just
OK, here's the story:
I've been having a strange problem with my K3.
I'm using it with an external keyer (don't ask why - it's what I want for
now), and also a footswitch.
I've been on six meters a lot (I'm mentioning this in case the band means
something) - and I've been doing a lot of CQing
Well, I use nylon string here all the time...and it's not for
stealth...it is just handy and easy to use and doesn't weigh down the
wire, which I keep pretty loose anyhow.
But I can tell you, that here in NNJ, when winter snow and ice rolls
around, the stealth aspect is totally
Hi Steve,
This is fixed in the just-announced beta release (MCU rev. 3.19/DSP
2.17).
73,
Wayne
N6KR
On Jun 18, 2009, at 2:36 PM, S Sacco wrote:
OK, here's the story:
I've been having a strange problem with my K3.
I'm using it with an external keyer (don't ask why - it's what I want
for
Me too, I use 150 lb nylon all of the time without problems.
Mel
--- On Thu, 6/18/09, DOUGLAS ZWIEBEL doug...@gmail.com wrote:
From: DOUGLAS ZWIEBEL doug...@gmail.com
Subject: [Elecraft] stealth wire ant insulators...can't resist
To: Elecraft Reflector elecraft@mailman.qth.net
Date: Thursday,
I'm trying to update to the latest release level firmware. I first
downloaded the newest install utility. This download and install went fine,
and the new version of the utility runs fine and communicates with my K3.
Before downloading the newer firmware, I thought I would first save my
present
Craig:
I'm the K3 Utility author.
The diagnostic indicates that there is corruption of the data stream between
the PC and the K3, and during save/restore configuration the utility is not
at all forgiving (I can't store corrupt data and lie and say it was OK).
If you are using a USB to Serial
I have the same set up and have had the same problem, it was fixed in the
last couple of updates. If you dont have the latest 3.19, I would give
it a try,
that has fixed it all for me.
73 Merv KH7C
OK, here's the story:
I've been having a strange problem with my K3.
I'm using it with an
Plus there will shortly be a USB 3.0 spec. I don't know if the connectors
will be the same, or how backward compatible it will be with USB 2.0 (I
assume 100%).
There's a danger of linking your radio too closely to the world of PC's; the
rate of technological change is incredible, and the rate of
I have strong birdies at 3.507 and 3.517 - with my factory assembled K3 S#2474
firm#2.78.
Some time ago I heard there is a firmware fix for eliminating them through some
procedure to identify them and put in some sort of IF shift procedure - they
are still there but it makes them go away as
For the benefit of anyone who wants to make the subject combination of tools
work together, I just published a sort of procedure with some critical
configuration settings on the N1MM Reflector. It took me 13 hours and the
assistance of four of the best hams in the business to make this stuff work
bruce whitney wrote:
I have strong birdies at 3.507 and 3.517 - with my factory assembled K3
S#2474 firm#2.78.
Some time ago I heard there is a firmware fix for eliminating them through
some procedure to identify them and put in some sort of IF shift procedure -
they are still there but
I just got my K3 back from Aptos. In the months that it was gone I've
apparently forgotten how to operate it.
I've always used the RIT control for coarse tuning. I've set the steps in the
config menu, but it fails to work. Both RIT and XIT are off.
I'm off to a club meeting and I expect one
I have K3 #757. It was running fine on firmware 3.14. I tried to load the 3.19
Beta version. The MCU load completed OK. It then failed on the FPF load with
the following messages:
---
FPF firmware file hfpf0100.hex verified
Erasing flash memory
Sending firmware file hfpf0100.hex to
Config VFO OFS must be ON
Steve Ellington
n...@carolina.rr.com
- Original Message -
From: Wes Stewart n...@yahoo.com
To: elecraft@mailman.qth.net
Sent: Thursday, June 18, 2009 8:58 PM
Subject: [Elecraft] Coarse tuning
I just got my K3 back from Aptos. In the months that it was gone
Hello, I'm helping a friend who purchased a used K2. The K2 is a
serial number 6xxx with a KAT2, KSB2 and KBT2.
When tuning with the antenna tuner into a dummy load, sometimes The
message Lo P appears on the display. It would also give the Hi
Curr message with the current limit set to 2.5A.
Another stealth line, might be 80 lb fishing line... with #32 wire... or even
#28...
the thing that is a bother.. is the birds... they can't see it... and if they
can.. they try to sit on it. go figure.
--... ...-- Dale - WC7S in Wy
The manual indicates just one command to play with in Hyperterminal
Where do I find the rest of the serial commands for the K2?
I just want to see how they each function.
Thanks
Duane
N1BBR
--
bw...@fastmail.net
__
Elecraft mailing
As I recall there is a new FPF version that you may need to put into
the same firmware folder as your new MCU version.
Dint try to mix...
Dick, K6KR
Sent from my iPhone
On Jun 18, 2009, at 6:05 PM, Paul Ferguson p...@paulferguson.us
wrote:
I have K3 #757. It was running fine on
The driver I am using seems to be the latest. Device Manager says:
Prolific 9/30/2008 version 2.0.4.102
The sequence is always the same -- MCU Load completes and FPF load fails with
the error I posted.
I have the second receiver installed, but the load process does not get that
far. I have
Where do I find the rest of the serial commands for the K2?
Programmer's Reference Manual on the website in the Manuals
Downloads section.
73,
Lyle KK7P
__
Elecraft mailing list
Home:
I don't think I am mixing anything.
I have a folder for 3.14 and one for the new Beta 3.19. When I get ready to do
a load, I see what is now installed in my K3 before I Send All Firmware to
K3.
After trying to load 3.19 it says Installed in the K3: MCU = 03.19, FPF = N/A,
DSP1 = 02.16, DSP2
Can anyone please direct me to material describing how to use a
K3 and microHam MicroKeyer II together.
The microHAM microKEYER II manual gives information on setting up
and configuring the hardware. There are setup guides for Win-Test
and the N3FJP software (AC Log) available from the
Gary: Yes please.
73, Doug VE3MV
- Original Message -
From: Gary, VE1RGB garybartl...@accesswave.ca
To: 'Elecraft Reflector' elecraft@mailman.qth.net
Sent: Thursday, June 18, 2009 8:44 PM
Subject: [Elecraft] K3 Rig Control/Keying with N1MM and microHAM USB CW
Keyer
For the
What files are in your firmware folder that contains MCU revision 3.19?
It should have hfpf0101.hex as well as hmcu0319.hex, hdsp0217.hex,
haux0217.hex, dtbl0009.hex and tboot7.hex. The fact that your error message
says it's trying to load hfpf0100 (.hex) suggests that you've got
hmcu0319.hex
The spurious signal removal procedure was introduced in MCU revision 3.03
and is in all later versions.
See http://www.elecraft.com/K3/k3_beta_release_instructions.htm for a
description of how to install beta firmware.
Dick, K6KR
-Original Message-
From:
I ordered one of these after reading your report. I built it with the
stock filters, though I ordered the extra parts.
I hooked it up to my K3, LP-PAN, and Quisk software. Here are some
screenshots of NDB's, plus a picture of the case I put it in.
http://wa5znu.org/2009/06/lfconv/
Leigh/WA5ZNU
Is it normal for the right side to run quite a bit warmer after
installation of the KRX3. I did a quick google search and no nabble
hits came up. I'd assume that the two regulators on the right side are
running warmer because of the greater consumption. I assume that when
the SUB is off that
100% normal -- not to worry.
If the entire panel starts to glow, reduce CW speed.
73,
Wayne
N6KR
On Jun 18, 2009, at 9:40 PM, Brett Howard wrote:
Is it normal for the right side to run quite a bit warmer after
installation of the KRX3. I did a quick google search and no nabble
hits came
I'd like to know a little more about the K144XV receive
performance. The Noise Figure is given as 2 dB, while the
external XV144 has a NF typically 0.8 dB. This seems like a
significant difference. The XV144 also has a high dynamic range
front end - how does the K144XV compare?
Neill
Jay,
The real answer is it all depends.
Since this is a very recent K2 serial number, it may be that this
problem has been present since it was built and was the reason that the
original builder sold it - that is an unfortunate situation, but it must
be considered.
First, set your CAL CUR to
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