On 9/10/2012 2:45 PM, W5RDW wrote:
So, in my case, an LCD TV does have some RFI, although not as much as the
plasma. Interesting, a 32 inch LCD Visio in the shack has no RFI as best I
can tell and the dipole goes directly over the shack.
See my RFI tutorial to understand how RFI happens and
On 9/10/2012 2:46 PM, cx...@4email.net wrote:
What else do you recommend that I look for?
Look at the Windows PLAYBACK Mixer and see if the stereo Pan pot is
shifted to one side. When I use N1MM to run SO2R for a SSB or RTTY
contest, it moves the Pan pot to one side or the other to send my
On 9/10/2012 10:42 PM, Erik Basilier wrote:
Newer, energy-saving
equipment seems often to rely on variable speeds; this suggests to me a
source of potential interference.
You are right to be VERY concerned -- variable speed motor controllers
of all sorts are notoriously bad sources of RF
On 9/10/2012 8:12 PM, Kirby Hallenbeck wrote:
I will also note that both sets were treated with the large ferrite cores
K9YC did the group buy on a while back and I haven't done a before after
cores on the Panasonic, as I just put them on when I installed it. I did do
a before after on the
The solution is to buy the neighbor a nice large-screen LCD TV with
the condition that you get his plasma TV in trade. Sell the plasma
TV to someone a long way from you. You probably will not net
completely your costs in this.
I work in a big-box store selling electronics and convince my
Be sure your K3 is in DATA-A mode and not SSB. I lost a bit of time
the other night trying to find out why I had no modulation in JT65
when I noted I was on a freq. set to SSB. Switched to DATA-A and the
modulation just popped up. I use straight audio in/out from my K3
and direct RS232
On 09/11/2012 03:39 AM, Tony Estep wrote:
However, they are now operating entirely in the Extra portions at
the very low end of the bands, probably in the hope that the pileup
behavior will improve. Of course, to the limited extent that this improves
matters, it's good only for CW and only on
Gary there are many factors effecting ground systems. In general concrete is
fairly conductive year round but earth conductivity is highly dependent on
the type of soil and its moisture content. Many a user of ground return
telephone systems found out clay soil in the summer could make you sound a
I finally got my KX3 working as a panadapter
together with my TS-590 last night.
Here is how I did it; I have tried to describe
this in a generic way so everyone can do this no matter what main transceiver
they
have as long as the transceiver is supported by HRD.
To do this yourself, you need to
Yes, please do so, because this will be a much more elegant sollution than the
one I got working last night.
Martin Storli
LA8OKA
Oslo, Norway
ARCTICPEAK's Radio pages!
http://www.arcticpeak.com/radio.htm
Fra: Wayne Burdick n...@elecraft.com
Til: Martin
I have a 27 Samsung LED-LCD TV about 3' from coax, radios an Alpha 87A amp
right above them on a shelf built for it. It is also 24' under one leg of my
270' Inverted V 160m antenna @ 2k+ and no problems at all.
3,
Fred/N0AZZ
-Original Message-
From: elecraft-boun...@mailman.qth.net
I thought I saw 11 hours ago;
[Elecraft] K3 Plasma Question Eric Swartz - WA6HHQ, Elecraft Mon Sep 10
20:29:36 EDT 2012
Time to end the OT Plasma thread to keep list signal to noise under
control.
Thread Summary: Plasma TVs = Bad Interference ;-)
[end of Thread]
73,
Eric
List moderator
Bob K6UJ wrote
I think that Icom is getting tired of seeing the K3's being the preferred
rig for dxpeditions and decided
to provide the IC-7600's for the Swains Island dxpedition in hopes of
improving their image. :-)
From the scrolling banner on the NH8S website homepage:
The day that my KX3 arrives is here. Out for delivery means he will arrive
sometime around 4pm.
My wife says it's just a radio dear
Eight hours to burn.
Maybe I'll try to work those guys on that Island in the Pacific, that will kill
some time.
Maybe I'll try to get some exercise... No, not
I suppose DATA-A mode is fine but I know that DATA-R is also working fine.
It seems that I have to have a display frequency of x.x77 instead of the
official x.x76 to have most stations within my pass band.
Best regards
OZ1CCM Kjeld
-Original Message-
From:
Good morning,
I am wondering if the calibration procedure, reported on pag. 4 of KXFL3
manual rev A2, can be executed using RigExpert AA-54 embedded signal
generator.
As stated in AA-54 manual, signal has rectangular waveform and a level of
about +13 dBm (at the 50 Ohm load).
On the other side,
My brother, Dexter, K5WDW, just installed RF chokes on the wires going in and
out of his heater furnace up in his attic. It was the source of RFI for him
on the HF bands. He installed the clamp on style chokes, I think purchased
from RF parts. His e-mail is good in www.qrz.com, so you might shoot
I believe their original plan had merit, except that they should have
transmitted in the Extra portion of the bands and listened above in
the General and Advanced portion of the CW bands.
The change they chose leaves too much temptation for non-Extra class
hams to work them illegally since the
The baseline on my P3 is ugly but only a move out of silicon valley will will
fix that.
Bob - W6OPO
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Gents,
Love the radio - just need some advice.
I can not find a setting to dim the display or especially the OFS or B LED on
the right side.
They are great in bright light, in dim light or at night they are really strong
and blinding.
Does anyone know how to reduce the power to these?
Hi all,
I'm thinking about a KX3 for a portable VHF I.F. rig. Where can I find an
explanation of the Auxbus protocol so I can build a band decoder for all the
transverter bands since the KRC2 only does 3?
Thanks!!!
Terry Price - W8ZN ex K8ISK
FM18dv - 1.8MHz thru 47GHz
K8GP - The Grid
I found the same as you with the bright OFS/B LEDs.
This may sound cheesy, but the best fix for the LEDs might be to simply cut
out a small circle of adhesive-backed semi-transparent filter material and
stick it on. I think I've seen an Avery-type label that would be perfect
(downside: you have
While dabbling in the VHF contest this w/e, I noticed that there was low
level noise as I turned the main VFO knob. It just seemed to be on 6 meters.
It wasn't a big problem, but I think some rigs have s/w options that take
care of that, but I didn't see anything in the K3 menus. Should I pretend
Joel,
See K3 VFO Noise Mod, Rev C in the K3 App Notes:
http://www.elecraft.com/K3/mods/K3_vfo_noise_mod_Rev_C.pdf
Note: This mod also requires new K3 f/w, mcu 3.25 or later.
I don't know if your K3 predates the mod which was implemented in
production About 09/01/09 (RF board Rev H3) and
Joel Hallas wrote:
While dabbling in the VHF contest this w/e, I noticed that there was
low
level noise as I turned the main VFO knob. It just seemed to be on 6
meters.
It wasn't a big problem, but I think some rigs have s/w options that
take
care of that, but I didn't see anything
My P3/SVGA/External Monitor seems to be working correctly, but I am curious
about the red LED I can see through the crack in the front panel that blinks
on and off. Another red LED that is on and blinks brighter (but slower)
can be seen through the crack in the rear panel. Is this normal?
Interesting that Icom phase noise would be mentioned . . . a few years
ago at FD one of the guys brought his then-new IC7000 to use as the CW
station.
We had the antennas arranged such that the two stations (we were 2A)
could be on one band with no issues. So long as both the phone and CW
I know there are differences of opinion on this, but I have come to believe
if I can keep a static charge from building up on my antennas, and other
devices, it will greatly lessen the chance of a dis-charge occurring. I
even ground the metal vent pipe that goes up through the roof of my
I haven't heard the phase noise, with a pair of K2s, and various K1s, KX1s, and
K2s in the shack, and on the antennas here. Different bands than that of the
monitoring receiver.
--... ...--
Dale - WC7S in Wy
Anyone noticed anything like this with K2, K3, etc?
73 de dave
ab9ca/4
Roy,
This is completely normal operation of P3 and SVGA board (if installed).
73,
Paul
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I regularly use my K3 around other radios in the same vicinity (field day;
mini-local IOTAs and DXpeditions, etc). Phase noise is a one-way problem:
the other guys' radios put me out of business but they do not know I'm
around. Even my buddy 1/4 mile away with a non-K3 can be detected here from
-Original Message-
From: Gary Gregory
Subject: [Elecraft] Ground Rods
...Is there any advantage in having the Copper ground rod
surrounded by concrete over having the rod driven 6 feet
straight into the earth? ...
In my limited experience, lightning + ground rod in concrete = BOMB.
Wayne,
Joel was talking about the K3, not the KX3. You certainly need a break from
KX3 firmware optimization, don't you? ;-)
73, Olli - DH8BQA
- Original Message -
From: Wayne Burdick n...@elecraft.com
To: Joel Hallas jrhal...@optonline.net
Cc: elecraft@mailman.qth.net
Sent:
wayne burdick wrote
1. Set MENU:VFO NR to ON.
2. If necessary, set MENU:RX SHFT to ON.
73,
Wayne
N6KR
I have K3 s/n 6699 and the latest firmware. But i can't find
MENU:VFO NR
and
MENU:RX SHFT
What do you mean, Wayne?
Maybe I'm tired - it's 10 p.m. here!
73
-
Richard -
I just uploaded a video demo that shows how the KX3 works as a panadpter for
the TS-590.
I should work quite well for just about any rig supported by HRD.
The video: http://www.youtube.com/watch?v=DaBtAOklUPofeature=plcp
(And before you guys start to complain, I know i ain't going to get any
Yes. Oliver, I suspected so.
The French call it Deformation professionnelle!
73
-
Richard - HB9ANM
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Elecraft is growing and it is time to upgrade our web and email server.
We will be upgrading the elecraft.com server at our ISP tomorrow,
Wednesday Sept. 12th, between 11 AM (1800 Z) and 6PM ( Z) . This
will ultimately speed both web and email processing.
For up to 12 hours following this
Before call service has anyone seen this error?
FATAL ERROR
In: ddc_set_coef()
span=0
Press any active key to escape
I don not have the SVGA adapter installed. Have the latest firmware.
Pressing any active key does not clear(or escape).
Should I try a parameter initialization?
73,
I searched the archives and found the answer. Apparently this is not cured in
the latest firmware?
John N1JM
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Do Parameter Initialization as described on page 28 of the current P3
manual.
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I've been waiting to see if someone else mentions this ...
A lightning ground should -never- be passed through concrete!
I once saw a commercial tower in Tampa fail after lightning
exploded the base on the way to ground.
Modern tower installations done by competent contractors
have their
Looking for feedback from you K2 and K3 owners:
I'm fairly new to the Elecraft family, having bought a T1 a few years ago for
my
FT-817, then getting into the Elecraft transceivers earlier this year
(finally).
I now have a KX1, K2, and a KX3. I bought the KX1 and K2 used, but assembled
the
Bill,
Your answer will be couched in your operating habits as well as your
wants and needs.
If you are working DX or contesting and need a top notch transceiver, go
for the K3. The K2 is nothing to sneeze at, but the K3 has AM mode, FM
mode, and for those interested includes ESSB - you only
In a related matter, I recently ran across a bountiful supply of new design,
high amperage, reasonably priced knife switches on eBay. If you make the
switched conductor the radio and the two stationary terminals Antenna and
Ground, it's trivial to disconnect your antenna/ Set the input of your
That same thing can be done almost automatically with relays (and a
little thoughtful design). My in-shack relay switching system selects
between 3 inbound feedlines and routes them to one of 3 transceivers.
The K3 gets the 1st priority choice, and the 2nd transceiver (either the
KX3 or the
Hello Bill,
Just would like to supplement Don's suggestion. If all you wanted is 100w in
operation, apart from KPA100 for K2, you can simply wait for the KXPA100
which can be used for both KX3 and K2 (or other radios).
The performance of K3 and KX3 is quite similar but K3 gives you more
Yes, it's cured in the latest firmware but certain older firmware
versions could corrupt the EEPROM data when upgrading from certain even
older versions. The bad data is still there even when you upgrade to
the latest version. Doing a Parameter Initialization fixes it.
Alan N1AL
On Tue,
Thank you for that reasoned response, Don. Your comparison is appreciated! I
wasn't really aware of the limitations of the K2 compared to the K3, but that's
mainly because I haven't been using the K2 much. Now that I have the KX3 it's
about all I use.
My heart is telling me to hold out for the
NaP3 seems to work well but the display shows vertical lines every 1-2 KHz.
These lines disappear when tuning in fixed mode, but reappear when tuning is
over. Any idea how to get rid of those lines?
Ignacy, NO9E
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Johnny,
I have to admit that working on rigs has never been my strong suit. My
limitations were with Heathkits :-) That being said, I'm beginning to lean
strongly in favor of the K3. What with the great Elecraft support (almost local
to me) I'd rather the experts work on them instead of me!
That's even easier. Every antenna you buy/ make/ put up should be DC to
ground. That's antennas 101.
I dunno if I like relays either. extra copper path back to the shack.
Dr. William J. Schmidt - K9HZ / J68HZ/ 8P6HK/ ZF2HZ/ PJ4HZ
Owner - Operator
Big Signal Ranch
Staunton,
Hi all, they are very lonely on 28.003.2 working about 1 up! 73, Scott
From: Tony Estep estept...@gmail.com
To: Elecraft elecraft@mailman.qth.net
Sent: Monday, September 10, 2012 9:33 AM
Subject: [Elecraft] Swains Island
The NH8S expedition, partly
NaP3 seems to work well but the display shows vertical lines every
1-2 KHz.
I've seen NaP3 references many times, but I'm completely in the dark about what
it
means. Could somebody clue me in, please?
Sodium Phosphide would be Na3P (If it exists)...
73,
George T Daughters, K6GT
CU in the
NaP3 is a panadapter display program. I know just a little tiny bit about it,
such as how to spell it but not much more.
On Sep 11, 2012, at 6:48 PM, gdaug...@stanford.edu wrote:
NaP3 seems to work well but the display shows vertical lines every
1-2 KHz.
I've seen NaP3 references many
It's a good option if you want to have a panadaptor display with your KX3. It
requires Windows, but I use it on my Mac with VMWare/WindowsXP. It is based on
the PowerSDR family, and has been streamlined for use as a panadaptor.
You can find pictures and more info here:
Wasn't the original comment about a ground rod used to dissipate static
energy building up on an antenna, not a lightning strike?
Ron AC7AC
-Original Message-
I've been waiting to see if someone else mentions this ...
A lightning ground should -never- be passed through concrete!
I once
It's a great example of why acronyms are absurd if you want to communicate
anything to others outside of an exclusive small group.
It's been a problem as long as I've been writing technical literature, which
goes back to the 1960's!
73, Ron AC7AC
-Original Message-
NaP3 is a panadapter
I think NAP3 stands for Not A P3
Buck
k4ia
K3 # 101 KX3 #715
On 9/11/2012 10:46 PM, Ron D'Eau Claire wrote:
It's a great example of why acronyms are absurd if you want to communicate
anything to others outside of an exclusive small group.
It's been a problem as long as I've been writing
Bill...
I built a K2 with the 100w amp several years ago and early this year got a K3
with
100w amp. I wouldn't part with the K2 for anything short of a financial
emergency.
That said, it's like the difference between the bottom and top of the
Mercedes-Benz
line: there sure are some
On Sep 1, 2012, at 9:02 PM, Don Wilhelm w3...@embarqmail.com wrote:
As for your wattmeter problems, I suspect that the diodes D16 and D17 may be
half bad. Yes, that is rare, but possible - they have been damaged enough
to change their characteristics but not make them either open or
NaP3 is more than a panadapter display. It takes the IQ signals from the KX3
and can do all of the filtering and demodulation that shows on the radio's
front panel. It can be set up that so that you see a constant bandwidth +/- the
point the radio is tuned. Think FlexRadio, but it's KX3 with
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