> > Rich VE3KI posted some measurements done with the PSKMeter
> that show poor IMD above about 50W.
The K3 wattmeter is essentially an average responding device.
PSK31 has a relatively high peak to average ratio ... as much
as 6 dB or more depending on the particular data but generally
runni
> The point is it was providing the correct power output levels
> before the last couple of firmware revisions. Something
> changed that made it go from putting out approximately the
> right power level, to putting out WAY TOO MUCH (i.e. causing
> splatter) power.
Not true ... in spite of c
Gary,
Go to http://www.universal-radio.com/catalog/parts/micconn.html and
order the Heil 8 pin microphone connector.
73,
Don W3FPR
Gary Smith wrote:
Dave,
That's amazing. I have tried four different Radio Shacks and nobody
there at any of them had heard of one and I scoured the shelves and
Go back to Radio Shack and tell them you need a model #274-025 plug.
The Radio Shacks in Groton and New London both should have them in stock.
73,
Bob W5OV
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Gary Smith
Sent:
The 'flashing TX' annunciator on the LCD (when TX is disabled) is not
catching enough for my aging eyes.
I'd like the red TX LED to also gate, at the same rate, when I attempt
to transmit with the TX disabled.
Seems minor, but, I wish I had a quarter for every time I cussed the
other guy out for
Dave,
That's amazing. I have tried four different Radio Shacks and nobody
there at any of them had heard of one and I scoured the shelves and
the pull out drawers where I found the 4 pin variety residing.
I will give them their part number and special order it. My local
shop looked it up on th
And that's the shop they looked it up for me at...
Right between Chesters Barbecue & Lee's Kiddyland...
I'm going back tomorrow to have a chat.
Thanks!
Gary
KA1J
> It's still listed on the Radioshack website:
> http://www.radioshack.com/product/index.jsp?productId=2062445
> Shows in stock at t
Thanks everyone, on both sides of the Pond. Let me quote part of what I
wrote.
On Sat, 3 Jan 2009, W7BRS wrote:
[..] But browsing the Elecraft
website for the copious mods out there for the K2, I began to wonder if there
was better sense in putting in _some_ of the critical/important mods t
The only necessary is REWORK ELIMINATOR from here:
http://www.unpcbs.com/
After they have been installed in bare bones K2 you can easily
add or take away any option.
Benny OH9NB
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You mus
I've got a nice old Heil mic but it has the 4 pin mic connector that
fits TenTec. I need a plug to fit the K3 but it's not sold at Radio
Shack. I understand Mouser & Digikey can supply these 8 pin plugs but
perhaps someone here has one excess to their needs & I can help
lighten their surplus?
Good Evening Again!
Not much has happened since I last wrote you :) Snow is still falling, the
computers are working, and the fire is still warm. Oh, yes, Sam is still
guarding the fire as he sleeps. I am still trying to find a time where
propagation is better for us. I moved both nets an
Good Evening,
At long last I have reassembled this computer and its OS. It now has all
the bits (no pun intended) necessary to collect and disseminate email and run
the database software for ECN's log. The computer which was hosting everything
while this computer was having fits is now unde
Very nice condition, I was using it with my K2 but now use a MH2 with it
because it's smaller and easier to move around for portable, etc. The
MD2 was made by Heil and is in a stainless steel case. It works as is
with the K3, just turn on the front panel bias on the K3. I do not have
a desk stand o
"I always use 5W, ... when I tune up my external ATU."
I have my K3 set to use 0.2 Watt for tuning my external LDG tuner as
it will theoretically tune with 0.1 Watt.
Works great.
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You
have an Elecraft K3/100 for sale. Includes KAT3 internal antenna tuner and
KFL3A 6kHz 8 pole filter. Rig is in mint condition, never in smoking
environment. Includes power cable, original assembly and instruction
manuals, and original boxes. $2200.00 plus shipping. Mike n8...@charter.net
--
View
I've tested my K3 MDS today using XG2 and the procedures reported on its
manual.
I've got an MDS of -126dBm pre OFF and -132 dbm with Pre ON. This on 20
meters
the s+n/n ratio with PRE ON is 25dBm,
On 40mt i've got -124 and -127 and a s+n/n of 20
I've no rf generator for Hi band testing but i s
Hi Maarteen,
The ECN cw net meets on 14,050 at 2300z, and Kevin will be happy to have you
join or listen.--... ...-- Dale - WC7S in Wy
Date: Sun, 4 Jan 2009 02:07:10 +0100From: pd2r.maar...@gmail.comto:
k...@mac.comsubject: Re: [Elecraft] Calling the Elecraft SSB NetCC:
elecr...@mailman.qt
Hello guys,
Would like to participate in the net sometime but my Novice license only
allows me to use 20 meter from 14.000 to 14.250...
So, if it is at all possible, maybe the net could QSY to a frequency below
14.250.
I won't be QRV tomorrow but I would like to try and join you guys one day in
th
Stephen G4SJP said:
> I don't
>remember the firmware version where this started but it was certainly not
>always the case
The problem first appeared last September with "production release" 2.38/1.90.
The previous
"production release", which I believe was 2.02, was stable.
73 to all
Trevor G0
I think to rank rigs for any one person the operating style or what are the
most important goals are
necessary to consider. This isn't a weird thought, but often overlooked.
One friend adds to this "does
it feel good"? Good point.
My main interest is CW with SSB decreasing as time moves o
Over the last few years, the UK and EU have benefited from the exchange rate
when purchasing Elecraft equipment, but our Pounds or Euros now buy far less
Dollars. This makes the purchasing of small components for K3 mods from
Elecraft somewhat expensive. Also, because of export overheads, it i
Fellows,
Several guys wrote to me wishing to see the net started up again. Last
year we decided it should be a general Elecraft net, not just K3.
So YES!
LET'S TRY TOMORROW! Sunday Jan. 4 on the old schedule:
SUNDAY 1800 UTC on 14.316 MHz
If you don't hear anybody, call the net yourself ple
I agree that monitoring into the speakers is a real problem with feedback. My
whole point was that I want to be able to monitor the TX signal into the
line out only (with level independent of the AF gain control). This is very
useful, including the ability to judge the transmitted signal using the
Hmm. I'll look into this. I'm not dealing with the KY command response.
I'm getting a KY0; response to KY text; in RTTY, but not CW.
I think Wayne may have added a response to the KY command that I'm not
dealing with. Most of this was done some time ago.
I'll put that on my "To Do"
Dick
Thanks for the tips.
Sending AI0 from the COMMAND TESTER panel stopped the K3 commands from
echoing.
CTRL W turns on and off the "KY debug display." At least it sez so, in red
on the screen. It does not seem to stop the K3 command echo by itself.
Thanks again to ...
Dick,
Could I suggest that we table this topic until Lyle and I can work
together to resolve it? We'll be looking into the RTTY anomalies as
well.
Thanks,
Wayne
N6KR
---
http://www.elecraft.com
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
Leigh L. Klotz Jr WA5ZNU wrote:
>
> There's a thread on a related topic (PSK TX IMD) on the Elecraft K3 list
> at Yahoo Groups.
> Rich VE3KI posted some measurements done with the PSKMeter that show
> poor IMD above about 50W.
> I've suggested he re-run the tests with a 3dB pad to compare
>
What niche?
Back in olden days, someone would use "ain't bottom" to refer to a patch of
land up aways from the river, a kind of pejorative. Until, that is, somebody
figured out how to grow corn on it. The parallel perjorative for Elecraft
and its customer base would have been tinkerers and kit bu
The problem I see with that is feedback. Having a speaker and a live mic in
close proximity to each other is an invitation for serious feedback hum.
Think of people that call in to radio programs, there are always a few that
leave the radio on, and have to turn it down.
Mike
-Original Mes
Joe Subich, W4TV-4 wrote:
>
>
> So? Reduce the power you request to get the required output.
> What other radio has a "calibrated" power output control?
>
> If you want a bloody laboratory grade meter, buy a laboratory
> grade power meter.
>
>
Er, my K2 has always been able to do this.
Try setting Auto Info (AI) off. From the command tester window, type "AI0;"
(don't forget the semicolon)You may have AI1 for something like a
SteppIR controller or perhaps another logging program left the rig in AI2 or
AI1 mode.
In "auto info" mode, the K3 sends data to the connected prog
I have been working RTTY for the first time using the K3 Utility and boy is
it ever easy! Almost too easy! Takes the challenge out!
Anyway, my question is
In RTTY mode, FSK D I am seeing K3 commands in the TEXT RECEIVED window when
I send.
For example: ;AE6GKY0;C AEKY0;6GCKY0
I a
Johnny,"Radio-manufacturers" is that they TOO outsource NOW alot of the
component procurment
as well as assembly (AT THE CHEAPEST PRICES POSSIBLE)! So really it's not fair to say that ONLY
ELECRAFT may use "El-Cheapo"
components!!!
My "K3" is only two weeks old right now and I, like everybody
K3 - Running RTTY with an amp. AFSK A mode. Running Dual PB it gets 800 watts
out. Running no Dual PB it gets 950 out. H. Anyone figure this one? I
just thought this was the RX side of things and did not use it on TX. H.
Lee - K0WA
In our day and age it seems that Common Sense i
(snip)
As I wait patiently for my K2 kit to arrive I am wondering if the list
could chime in with opinion about what mods and/or options are best to
install DURING initial construction of the K2?
(snip)
You might want to took at the ReWork Elimanators site at http://unpcbs.com/
On Jan 3, 2009, at 1:02 PM, Leigh L. Klotz, Jr WA5ZNU wrote:
There's a thread on a related topic (PSK TX IMD) on the Elecraft K3
list at Yahoo Groups.
Rich VE3KI posted some measurements done with the PSKMeter that show
poor IMD above about 50W.
Greg, AB7R, was unable to duplicate this. He'l
There's a thread on a related topic (PSK TX IMD) on the Elecraft K3 list
at Yahoo Groups.
Rich VE3KI posted some measurements done with the PSKMeter that show
poor IMD above about 50W.
I've suggested he re-run the tests with a 3dB pad to compare
apples-to-apples and reduce the effect of non-line
And certainly the per pound cost ratio would be improved!
Bruce-W8FU
-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of WILLIS COOKE
Sent: Saturday, January 03, 2009 3:29 PM
To: wayne burdick
Cc: Elecraft Reflector; DOUGLAS ZWI
Several years ago I displayed a product at a trade show. Although we had
working prototypes we did not have a pretty model to put out for the show.
Using a timer chip, some LEDS, a building brick , nice silk screening and a
snazzy case we allowed customers to pick it up and heft it. We receive
Hi,
I hate to be a wet blanket, but having to listen to myself in the headphones
in order to be able to record the transmitted audio is very tiring. I do not
normally have Monitor on while operating. May I suggest another toggle
feature whereby the Monitor output can be directed to phones/speaker
I would suggest that maybe a Transverter that matches the color and lines of
the K3 with 144, 222 and 432 Mhz mix and match modules would just be a nice
touch. Thanks for the great radio guys!
Dan
WILLIS COOKE wrote:
>
> Whatever you offer Wayne, be sure that it weighs at least 50 pounds.
>
Whatever you offer Wayne, be sure that it weighs at least 50 pounds. If you
have to, ballast it with a couple of cement blocks. You need to accommodate
the group that really wants a work out and would like a transceiver that
functions as a barbell as well as a ham radio.
Willis 'Cookie' Cooke
>
> So? Reduce the power you request to get the required output.
> What other radio has a "calibrated" power output control?
>
> The wattmeter in the K3 is relative ... there is a documented
> power vs. frequency slope. Testing seems to indicate there
> are also nonlinearities with changes in
"Joe Subich, W4TV" Wrote:
So? Reduce the power you request to get the required output.
What other radio has a "calibrated" power output control?
The wattmeter in the K3 is relative ... there is a documented
power vs. frequency slope. Testing seems to indicate there
are also nonlinearitie
Jeff,
All the mods that have an 'official' Elecraft blessing are included in
the K2 kit already.
There is also a large list of other 'special purpose' mods that one can
add - for instance one can order the board for my K2 Fixed Audio Output
from Tom Hammond N0SS (www.n0ss.net), or you can buil
Phil,
It is perfectly OK to do that, but I believe you are being more
conservative than necessary. The KAT3 is designed to 'take it' and the
PAs of the K3 (either high power or low power) are also - if that were
not the case, there would be a big warning statement in the manual.
In general,
As I wait patiently for my K2 kit to arrive I am wondering if the list
could chime in with opinion about what mods and/or options are best to
install DURING initial construction of the K2?
Before I get the flood of email telling me to build the stock K2 first
then add the options, I know.
Brett, this is something I would love to see in all rigs and amplifiers, but
then I'm prejudiced;-)
73,
Larry N8LP
One thing I think would be really slick is to see a path in which
someone can insert a watt meter such as the LP-100 into the chain
between the output and the antenna tuner where
Carl Clawson wrote:
And while we're on the wish-list for a follow-on rig, let's add: A
contest-grade keyer.
My biggest disappointment with the K3 is a built-in keyer that I can't use
with contest software. (It speaks very well for the radio that this rather
minor issue is my biggest one.)
Thi
"There is a huge electrical difference between switching an additional
inductor in series with the load (or a capacitor in parallel) than what
is commonly seen as "hot-switching" which results in the amplifier
seeing an open circuit until the relay closes. A very high RF voltage
will exist if the
Cookie, you have a point! The thing that frustrates me perhaps the most
about my Orion II is its size. It's huge! It doesn't fit well on my
operating desk (every other rig I own does fit), and it's just plain murder
to position it efficiently from an operating standpoint. Ten-Tec could have
Locate the BIAS pot at the front of the KPA3, between the heat sink and the
KPA3 shield. Note what the display current is in the VFO B readout when you tap
the Display button and turn the VFO B knob to the current readout. In RX, it
should be 1.0A or so. In XMIT (not TUNE), it should be about
> I can report the identical problem to that which Julian
> describes. I don't remember the firmware version where this
> started but it was certainly not always the case that the
> actual power output in Data A mode was so much greater than
> the requested power. I can set for 5W and get a
WILLIS COOKE wrote:
Wayne, for those who complain that the K3 is not heavy enough I
suggest that you sell a battery box to attach to the bottom with a 100
amp hour gel cell. That should make it heavy enough to give anyone a
hernia.
This is left as an exercise for the reader :)
OTOH, we co
Thanks Ron but I knew this already.
Probably have to write to K3support and ask,
however I´m very surprised nobody could answer
on the reflector.
Jim SM2EKM
--
Ron D'Eau Claire wrote:
Hello Jim:
That pot, along with all the other trimmers in the K3, is adjusted at the
facto
Wayne, for those who complain that the K3 is not heavy enough I suggest that
you sell a battery box to attach to the bottom with a 100 amp hour gel cell.
That should make it heavy enough to give anyone a hernia.
Willis 'Cookie' Cooke
K5EWJ. K3 #1025 with separate emergency battery.
--- On Sa
Wayne and the Elecraft crew:
It is a pleasure to hear you say that you and Elecraft are in the market
"for the long haul".I have enjoyed my K2 #3163, now a K2/100. It is
the finest unit I have ever owned and there have been a lot of radios in
my 54 years as a ham. I am looking forward t
I think that this is a good idea, but I think that the guys at Aptos could do
this in their software now. I don't think they need the chip. Just the
program. HMMM.
Lee
K0WA
In our day and age it seems that Common Sense is in short supply. If you don't
have any Common Sense - get some Co
G'day Ron:
My profound apologies for doubting you!
I had, indeed, put the new nylon spacer in
the *wrong* hole on the Main DSP board! I
went back to give it a close look after
replying to your email, and find that I
was wrong.
Moving it now, and proceeding with my KRX3
installtion.
Thanks ag
Phil,
There is a huge electrical difference between switching an additional
inductor in series with the load (or a capacitor in parallel) than what
is commonly seen as "hot-switching" which results in the amplifier
seeing an open circuit until the relay closes. A very high RF voltage
will ex
G'day Ron:
You misunderstand my situation.
I *have* mounted the nylon standoff to the
Main DSP board as you describe.
My problem is that there was *already* a metal
standoff mounted on the Front Panel board, in
the hole that you mention as vacant, and on
which the nylon standoff rests. That st
Hello Jim:
That pot, along with all the other trimmers in the K3, is adjusted at the
factory. There are specific cautions against touching any of them in the
field; all field adjustments are done in firmware.
If you have a problem with the KPA3, suggest you post a message to
k3supp...@elecraft.
You're looking at the wrong place, Jeff.
Check Fig 9 in your KRX3 manual where it shows the screws to remove to take
the main DSP board off of the front panel board. Arrows point to the three
screws that thread into the standoffs on the front panel board.
Look to the LEFT of the lower left scr
And while we're on the wish-list for a follow-on rig, let's add: A
contest-grade keyer.
My biggest disappointment with the K3 is a built-in keyer that I can't use
with contest software. (It speaks very well for the radio that this rather
minor issue is my biggest one.)
This left me with the alter
Yes, you can use the K3 Utility on your computer for updating of two K3s.
Two K3s was indeed the motivation for displaying the S/N.
You don't need two different sets of firmware folders, they are input to the
K3 Utility and their content does not depend upon whether you have one or
more K3s.
As a long time ham, I have owned many rigs like most of you here. I got my
K3 about three weeks ago and very impressed with, so much so I will be
selling a rig and buying another K3 with a bit different configuration than
my current K3 to use here but also, mainly, to use at a second QTH. I
real
Of course there is a fast way of developing a big radio. Just take the
current electronics and put them in a bigger case. My Orion II is a good
example. There is a LOT of room inside. But a bigger case does not make a
better radio in my opinion. As for the idea that a higher price indicates a
I am in the middle of installing the KRX3 in my
K3/100 (s/n 1152), and have bumped into a "stopper".
I am at the point of re-mounting the main DSP board
to the front panel board. I find that there is a
metal standoff mounted on the front panel board near
J31 which is in the place that the new
I can report the identical problem to that which Julian describes. I don't
remember the firmware version where this started but it was certainly not
always the case that the actual power output in Data A mode was so much
greater than the requested power. I can set for 5W and get a displayed (K3
m
I recently installed the latest firmware and ran the TX Power calibration
wizard - nice work. However while running WSPR (a sound card data mode) I
was somewhat annoyed to find the K3 power meter showing about twice the
output power I had selected. Checks using my own power meter confirmed that
th
The latest thread about the "K4" is very interesting to read. Right on track,
users, owners, operators are looking for the next "big" thing. The paint is
hardly dry on the K3, and now we are talking about a K4. I remember this same
type of threat with the K2. I am surprised it took this lon
On Sat, 3 Jan 2009 08:58:57 -0600, Phil & Debbie Salas wrote:
> "Hot switching RF in an external ATU is not to be recommended
for
> any radio at any level."
>
> BUT - you DO hot-switch your K3's RF output when using any
relay-based
> auto-tuner, including the internal K3 auto-tuner. So my
reasonin
And then wait a few years when support and parts are no longer available.
Changes? Forget about it! What is the better value?
Elecraft fully supports all of their products, not the latest one.
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
Dick Green WC1M wrote:
>
> Recently, there was a post on the FOC reflector to the effect that the
> FT2000 is a superior choice to the K3. Much of the criticism of the K3
> centered around the size and "heft" of the rig, as well as the cost.
>
In that message he referred to the K3 costing $33
"Hot switching RF in an external ATU is not to be recommended for
any radio at any level."
BUT - you DO hot-switch your K3's RF output when using any relay-based
auto-tuner, including the internal K3 auto-tuner. So my reasoning is that
I'd rather hot-switch the 100-watt PA at 15 watts rather t
I find nothing about it in any manual. R11 on KPA3
I guess. What are the specifications for the bias
adjust?
73 Jim SM2EKM
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You must be a subscriber to post to the list.
Subscriber Info (Addr.
The frequency is plus or minus the QRM. Note the
start time of 1000 hours to try and minimise
European QRM.
73 Dave, G4AON
K3/100, Acom 1000, dipole
___
Elecraft mailing list
Post to: Elecraft@mailman.qth.net
You must be a subscriber to post to the lis
On Sat, 3 Jan 2009 06:10:04 -0800, you wrote:
In Line...
>DOUGLAS ZWIEBEL wrote:
>
>> Somehow, competing "head to head" with a "big" radio doesn't seem to
>> fit the "Eric/Wayne" approach.
>
>It does now :) We (and the K3) are in it for the long haul, and we
>don't think of it as a niche radio
DOUGLAS ZWIEBEL wrote:
Somehow, competing "head to head" with a "big" radio doesn't seem to
fit the "Eric/Wayne" approach.
It does now :) We (and the K3) are in it for the long haul, and we
don't think of it as a niche radio.
There are no plans for a K4. We'll continue to refine the K3 as
On Sat, 3 Jan 2009 07:34:13 -0600, Phil & Debbie Salas wrote:
> "I always use 5W, ... when I tune up my external ATU."
>
> Actually, I use 15 watts for tuning both the internal K3 tuner,
as well as
> my external MFJ-998 tuner. I do this for two reasons:
>
> 1) I get much better SWR agreement betw
One thing I think would be really slick is to see a path in which
someone can insert a watt meter such as the LP-100 into the chain
between the output and the antenna tuner where it belongs. I really
like all of the flexibility that the RX ANT path affords... Would be
really neat to be able to se
"I always use 5W, ... when I tune up my external ATU."
Actually, I use 15 watts for tuning both the internal K3 tuner, as well as
my external MFJ-998 tuner. I do this for two reasons:
1) I get much better SWR agreement between 15 watts and full power than I
do with 5 watts and full power, e
I would consider that figure acceptable.
With my K3 the isolation between ANT1 and ANT2 is 42dB worst case,
56dB Max.
Moving the single wires around made no difference. I suspect that
the level of isolation is determined by the ATU PCB layout.
Given the size of that board I think that the isolat
Do not assume that this entirely due to "poor isolation." Much of it
probably is, but not all.
I remember about 40+ years ago, hearing a friend on 15m on a "dead"
band. He was only around 2 miles from, but he was really weak. I
called him.
Turns out, he was testing on his DUMMY LOAD. No secon
yes isolation between ant1 and ant2 is very bad...
if I have time I try to change the silgle wires from the rs323 ports to the
atu-board to koax wires, maybe this will help a little
73
OE6KYG
KX1 244
K2 1331
K3 115
> -Ursprüngliche Nachricht-
> Von: elecraft-boun...@mailman.qth.net [mailt
Jim,
Try doing CONFIG: REF CAL as instructed in the manual - use method 2 for
best results.
It has nothing to do with the mods (although the Synthesizer ALC is
close), but I have seen it cure the 'pinched audio'.
73,
Don W3FPR
Jim - W6VAR wrote:
I just completed the following mods on my K3:
I just completed the following mods on my K3:
* K3 Synthesizer ALC
* Rear pael RS232 and Audio Connectors (Jumpers to Ground)
* Front Panel Microphone Modification
Using the KDVR, the audio quality has dropped tremendously. My prior
recorded messages had a wide range of fidelity, cut now they are
John King wrote:
Has anyone else seen this crosstalk?
Yep. I'm sure everyone that's tried it has.
If so, what is considered "acceptable"?
Well, that's harder to answer and entirely dependent upon
your definition of acceptable. Clearly, the K3 wasn't designed
to provide high isolation betwee
Hello again,
Arie Kleingeld PA3A wrote:
This feature was recently implemented in the new firmware.
Download it and read the release notes.
It's all there!
Shame on me, I didn't checked the last BETA releases!
Well, I dreamed it and they did it. Thank you guys!
All the best and 73,
--
Olivier
No problem Wayne.
I always use 5W, and the LP-100A when I tune up my external ATU.
73
Stewart G3RXQ
On Fri, 2 Jan 2009 10:01:08 -0800, wayne burdick wrote:
> Stewart Baker wrote:
>
>> The K3 output was from ANT1 using the internal ATU. The ATU was
>> automatically tuned to 1:1 on all bands.
>> Th
Olivier,
This feature was recently implemented in the new firmware.
Download it and read the release notes.
It's all there!
73,
Arie PA3A
-Oorspronkelijk bericht-
Van: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] Namens Olivier F5MZN
Verzonden: zaterdag 3 ja
91 matches
Mail list logo
