GM,
yes of course Mike, I think any secondary school student can calculate
it little difference.
Besides, new resistors on top of old - it's not aesthetically. :)
73!
Alex UR5LAM
Mike Harris wrote:
G'day,
I think placing the 51 ohm resistors on top of the existing SMD's was just
for conven
Thanks for the replies and settings etc. All to no avail sadly. The K3 will
work on CW but stubbornly refuses to TX on DATA A either RTTY or PSK31.
This was a factory built unit and if I was located near Aptos it would be on
it's way back to be checked out fully, sadly I live a little ways beyond
K3 beta-test firmware revision 2.72 (with DSP rev 1.98) is now
available. Anyone who has the KDVR3 (Digital Voice Recorder) installed
will need this revision to use the DVR. We'll be making further
improvements to DVR functions in later releases. Full details appear
below.
Please send any pro
Apparently my K3 is in the transitional stage and is about to be
delivered. Definitely the nicest news I heard today!
Still need to decide which CW filters but it seems like from what
I've heard from my questions, a 500 filter should be in there.
I do contest and I do chase DX, the fainter the
My DSP board failed 4 months after the kit K3 #818 was assembled.
I had no audio anywhere. The S meter showed almost full scale. The receiver
resting current went from .85 to 1.01 amps. Replacement KIO3 boards did not
cure the problem. Gary at Elecraft suggested it might be the DSP board if
I would like to reiterate my previous statements that Mode Components
are a really good company and as far as can be determined, their web
site does not contain malware nor link to a site that does.
For those in the UK and probably the EU, their supply of the AF mod is
a great benefit and a l
Aha! Thanks for catching that Bill. I'll clarify the procedure.
Replacing the SMDs is fine. The value difference is not significant. The
intent was to make the mod as easy as possible for everyone. But the
instructions should be crystal clear, Hi!
Ron AC7AC
-Original Message-
From: [EMA
Hi-
I will sell one of my K3's, I have two.
The one I will sell is factory wired with the auto antenna tuner and power
amplifier, accessory 500 Hz, 200 Hz CW filters, the FM filter and DC power cord
and manual. Non smoking environment, not a scratch. $2550 shipped to the lower
48. Original p
I had a similar issue with mine last weekend, but the error code on the sub
vco was 00374
I swapped the sub and main vco resulting in the error repeating on the main
vco
It appeared to be a board issue. So I called Aptos monday who advised me to
open up the toroid on the vco board and spread the
I had a defective fan in my factory built K3. Sounded like an airplane was
on the desk. After determining which one was bad, I received a replacement
immediately. Great Service!!!
73, Dick, WN3R
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G4ILO said:
Given that web hosting is available for well under a tenner in the UK from
reputable hosts like 1+1, I don't know why someone would penny-pinch to the
extent of using a dodgy free web host for their business site.
Ah, I would have been disappointed if you hadn't commented, Julian.
Exactly.
Either way is OK.
73, Eric WA6HHQ
Elecraft
Mike Harris wrote:
G'day,
I think placing the 51 ohm resistors on top of the existing SMD's was just
for convenience. It makes little difference to the final result - 51 ohm
vs. 45 - 49 ohm.
Regards,
Mike VP8NO
_
We're good to at least 85C (which is still below the max temp for the
transistors) where the firmware will automatically drop the 100W amp out
of line to protect it.
You can run all day below that level.
73, Eric WA6HHQ
Jeff Wandling W7BRS via K3List wrote:
I'm glad someone brought this u
Only for testing during installation - you're supposed to change
CONFIG:KPA3 to "nor" after that, and the speed is automatically changed
as required.
Even on the full speed test setting, mine really doesn't make much
noise - certainly not what I'd describe as a "whine"...
~Iain
David Wilb
Bill W4ZV wrote:
>
> ri
>
> Alexander Ponomarenko-5 wrote:
>>
>> GA,
>>
>> today I has same time for install K3-AF-mod (second part with R19 and
>> R20). It was easy job. Yes, it's really worked! Now line-out are worked
>> better! Here is plots "before" and "after" mod.
>>
>> Line-OUT bef
G'day,
I think placing the 51 ohm resistors on top of the existing SMD's was just
for convenience. It makes little difference to the final result - 51 ohm
vs. 45 - 49 ohm.
Regards,
Mike VP8NO
- Original Message -
From: "Bill W4ZV" <[EMAIL PROTECTED]>
To:
Sent: Tuesday, December 09,
For a short period the wrong instructions sent with the current type of
fans.
If you're interested to see if you installed them correctly you can download
the current KPA3 manual from the Elecraft web site. I doubt if the
installation could have an effect on the noise since you checked and no
Wasn't there a menu setting that set what speed the fans would run at?
Remember something from the assembly instructions. Is it possible
these folks have a different setting?
Dave Wilburn
NM4M
Joe Planisky wrote:
I stand corrected. There are apparently a lot of quiet K3s out there.
I won
Thank you to all who responded, both on and off list, to my
request. First thing I'll try is my two commercial tuners with
roller inductors. As suggested, they just might work. If not, I
have found link-coupled designs in Bill Orr's 1967 Radio Handbook and
the 1949 ARRL Radio Amateur's Han
Please excuse my ignorance, but I have seen various references to the AF mod
and I am not sure what it is supposed to do. Also, where is it located? I
have the second receiver installed and I have a bad feeling that in order to
get to it I'll have to tear things apart if I decide to do it. An
ri
Alexander Ponomarenko-5 wrote:
>
> GA,
>
> today I has same time for install K3-AF-mod (second part with R19 and
> R20). It was easy job. Yes, it's really worked! Now line-out are worked
> better! Here is plots "before" and "after" mod.
>
> Line-OUT before replaced R19&R20
>
Priwet Alex
I received the replacement 250 Hz 8 pole replacement filter from
Elecraft, and installed it as instructed. This did not fix the
problem. I can hear noise as if the receiver is working, but no
signals, same as before. Please help.
Dave Blaschke, W5UN
Previously I wrote:
>I will ask here befo
>Is there any news on when the variable filters might be available? Tnx
& 73 Paul NN5G
This is speculation on my part but I suspect that the variable filter is a
bigger challenge than originally envisioned. The K3 is in a different
league, it may not be possible to produce a variable crystal f
GA,
today I has same time for install K3-AF-mod (second part with R19 and
R20). It was easy job. Yes, it's really worked! Now line-out are worked
better! Here is plots "before" and "after" mod.
Line-OUT before replaced R19&R20:
http://forum.cqham.ru/download.php?id=33360
And AFTER:
http://
> >> After installing the latest firmware, I installed the KRX3 that I just
> >> received yesterday. All went smoothly until I went to Calibrate KsYN3
> >> (p 43 in KRX3 Manual). I keep getting ERR 00227 VCO. I also received
> >> the ERR 00228 VCO one time.
>
> Before calling Elecraft, you c
Very nice article Chuck! You had told me you could read and write and I'm
sorry I ever doubted you. :o)
Terry, W0FM
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of
[EMAIL PROTECTED]
Sent: Tuesday, December 09, 2008 11:07 AM
To: elecraft@mailman.qth.net
I'm just waiting for the lovely lady at Elecraft to send me the gram for the
sub-rx.
In the mean time I'm contemplating the 2nd wire antenna to hoist up for
diversity Rx. My QTH is surrounded by dense trees, cedar 120+ ft tall.
Think planet Endor, ewoks, and pesky storm troopers around every
I'm glad someone brought this up.
My question is: What is the safe temp range for the KPA3? I can get the PA
temp up to 56C at full power (100W). Fans are of course on full-bore at this
point and I still can barely hear them.
At what PA Temp do I need to be concerned?
I'm using the K3/10
Yes, the noise gate is also disabled in data modes.
73, Eric WA6HHQ
---
Bill W5WVO wrote:
I believe compression and equalization are both automatically
disabled when in a data mode (including DATA A). Not sure about
the new noise gating feature, but I would think for consistency,
it would be d
I have installed a standard main tuning knob on VFO B for the second
receiver on my K3.
The grand purpose of this is to get an equal feel for VFO A and B for
tuning the second receiver. It works well for this purpose.
The front panel symmetry does not look as nice to me as with the
original
David, M0DXF, your post under the above heading is rather confusing, padded as
it is with quotes, quips and comment to yourself. Furthermore, Chris is
bewildered by what you sent to him, as he's asked me what the heck is going on.
Bear in mind he's not like some on here, glued to the Elecraft
Thanks Tom (and several others too!), I'll contact Elecraft.
Screws tight, but not over-tightened. Finger
guards centered. Fans move air in the right
direction. Also, nothing touching the blades.
I did notice that the instructions said to install some bushings at the
corners of the fans.
Wow, I have never heard my fans, not a peep. I have seen them run and felt
the air flow out the back but sound, no.
I regularly run around to the backside of the table to check that
haven't been stolen or dropped off or... ;-)
I can confirm that my K3's blowers are barely audible, as others
After installing the latest firmware, I installed the KRX3 that I just
received yesterday. All went smoothly until I went to Calibrate KsYN3
(p 43 in KRX3 Manual). I keep getting ERR 00227 VCO. I also received
the ERR 00228 VCO one time.
Before calling Elecraft, you could try pulling the sy
Adam Koczarski wrote:
-Original Message-
From: [EMAIL PROTECTED] [mailto:elecraft-
[EMAIL PROTECTED] On Behalf Of Joe Planisky
Sent: Tuesday, December 09, 2008 7:56 AM
To: David Ferrington, M0XDF
Cc: elecraft@mailman.qth.net
Subject: Re: [Elecraft] K3 Noisy fans?
I think you got lucky
I find that at an ambient temp. of about 17C, 75 W into a dummy load,
it takes about a minute and a half of CW at 18 WPM to raise the PA
temp from 23C to 37C, the temp at which the fans come on at the
slowest speed.
73
--
Joe KB8AP
On Dec 9, 2008, at 10:55 AM, Richard Ferch wrote:
The fan
No noise here. I often run barefoot with no amp, no headphones, no computer,
and the rig is in a corner!
Jack AE6GC K3-100 Kit #1433
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> -Original Message-
> From: [EMAIL PROTECTED] [mailto:elecraft-
> [EMAIL PROTECTED] On Behalf Of Stephen Prior
> Sent: Tuesday, December 09, 2008 10:52 AM
> To: elecraft
> Subject: Re: [Elecraft] K3 Noisy fans?
>
> Joe
>
> I wonder why the part
> numbers
> are different?
>
Maybe becau
Serial No. 21 . . . absolutely zero fan noise.
Kent K9ZTV
Ron D'Eau Claire wrote:
There were a number of comments among the first customers that the fans were
so quiet they couldn't tell if they were running without turning the rig
around and looking at them.
That's how mine are too (S/N
The fan noise depends on the fan setting, which in turn depends not only on
the duty cycle but also on the ambient temperature.
On mine (#1595), FAN1 is almost inaudible (almost completely drowned out by
the noise of my computer's fan), FAN2 is audible but not obtrusive, and FAN3
and FAN4 get prog
Joe
My fans are Utec too, same part numbers too. I wonder why the part numbers
are different?
73 Stephen G4SJP
On 09/12/2008 18:43, "Joe Planisky" <[EMAIL PROTECTED]> wrote:
>
> I stand corrected. There are apparently a lot of quiet K3s out there.
>
> I wonder if the quiet fans are from a
I stand corrected. There are apparently a lot of quiet K3s out there.
I wonder if the quiet fans are from a different manufacturer?
The fans in my K3 are made by UTEC:
Series 8162 P/N AT6015L-12L2B ND5
Series 8163 P/N AT6015L-12L2B ND2
The replacement fans (from Elecraft) were identical.
73
-
I have certainly been surprised by folks who say they cannot hear their
fans. I can (although they rarely come on) and I even had Gary send some
replacement units, but when I changed them over the improvement was not
great. I've checked all likely reasons, it's not the sound of a fan
touching som
Following the procedure below I ended up with the gain for my 400 Hz
roofing filter set at the maximum 8 dB setting.
There are nominal variations in the various filters. My 400 Hz filters
happen to need a gain of 4 (sub) or 5 (main) dB. My 250 Hz filter
(main) needs 7 while my 200 Hz filter
Has anyone tried to quiet them down with vibration
isolators, etc?
Wow, I have never heard my fans, not a peep. I have seen them run and felt
the air flow out the back but sound, no.
Something sounds wrong with your fans.
Mike Scott - AE6WA
Tarzana, CA (DM04 / near LA)
K3-100 #508/ KX1 #1311
When I received my factory built K3 last spring (#1001) I thought
the fans were louder than I expected after reading about folks
who had to physically check to see if there fans were on. I could
hear the fans start up through my headphones when PA temp hit 37C.
I sent the rig back and the good fo
Is it unusual or does it cause any problem to have a filter gain setting at
it's max value? Is that gain occurring in the IF DSP or elsewhere?
Following the procedure below I ended up with the gain for my 400 Hz roofing
filter set at the maximum 8 dB setting.
I used the Elecraft XG1 (set at
I think you got lucky and have extra quiet fans :-)
I had to look, or feel, to see that mine were running during the build
test
of the fans. Very quite even at the forth setting.
Adam - KA7ARK
They have fans on them? Guess I better take a look and make sure there are
some installed on
George Sereikas wrote:
>
> After installing the latest firmware, I installed the KRX3 that I just
> received yesterday. All went smoothly until I went to Calibrate KsYN3
> (p 43 in KRX3 Manual). I keep getting ERR 00227 VCO. I also received
> the ERR 00228 VCO one time.
>
> Any ideas wher
I think the problem is that Mode Components is using a free web host that has
some dodgy users. There is probably nothing wrong with the site itself, but
Kaspersky regards Free Web Town as a bad neighbourhood, with some
justification if Google is anything to go by.
Given that web hosting is avail
After installing the latest firmware, I installed the KRX3 that I just
received yesterday. All went smoothly until I went to Calibrate KsYN3
(p 43 in KRX3 Manual). I keep getting ERR 00227 VCO. I also received
the ERR 00228 VCO one time.
Any ideas where I might look to solve this issue?
Th
Mine are quiet. The idea of rig placement and rig use can make a big deal.
Try dropping your power slightly, e.g., 90 watts and try it.
73,
Bill
K9YEQ
K2 #35; KX1 #35; K3 #1744; mini mods
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Joe Planisky
Sent
I've had mine for several weeks. It replaces a Down East
Microwave (kit-built) unit and works well.
The DEM has -slightly- more measured gain but a bit less
bandwidth at the 3db points. Mine measures 14db of gain
at 50.4 mHz and the -3db points are at 43.8 and 58.1 mHz.
The automatic enabling f
Mike Harris wrote:
G'day,
Anyone using the PRS 6m preamp got anything to say about their
experiences.
Regards,
Mike VP8NO
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Hello Suspicious :-)
I think I've lost track, people are saying http://www.modecomponents.co.uk
are linking to images on http://fwt.txdnl.com?
I see the gif of Santa's Sledge, it’s a link to
http://www.freewebtown.com/hamradio/Mode_Components/christmas_holiday.htm
And that page just lists Chri
Though my K3 is still in utero and I have no personal experence with
the fan noise on it yet, I might suggest getting some foam baffling
like you see on some speaker grills and mount that behind the radio
and if possible, angle the batting to deflect the fans sound waves
above or below, so they
G'day,
Anyone using the PRS 6m preamp got anything to say about their
experiences.
Regards,
Mike VP8NO
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> -Original Message-
> From: [EMAIL PROTECTED] [mailto:elecraft-
> [EMAIL PROTECTED] On Behalf Of Joe Planisky
> Sent: Tuesday, December 09, 2008 7:56 AM
> To: David Ferrington, M0XDF
> Cc: elecraft@mailman.qth.net
> Subject: Re: [Elecraft] K3 Noisy fans?
>
> I think you got lucky and hav
Hi Chuck:
The MVDXCC web page is a bit "busy"... and the link to the newsletter might
be missed by some. The link directly to your article is:
http://www.mvdxcc.org/newsletter/newsletter.PDF
And the article starts on page 6 of the newsletter. GREAT ARTICLE!
THanks.
73,
Tom Hammond N0SS
Several weeks ago, I reported here that my article,
"Experiencing Elecraft," describing the KX1, K2,
and K3 kits was appearing in the November issue
of the K9YA Telegraph.
The article has been reprinted in the December
issue of The DX Hog, the monthly newsletter
of the Mississippi Valley DX
There were a number of comments among the first customers that the fans were
so quiet they couldn't tell if they were running without turning the rig
around and looking at them.
That's how mine are too (S/N 10 - early pre-production K3) and I am very
sensitive to fan noise. On the rare occasions
Then Id like the hat if possible.
Terry, WØFM
From: G4MKP [mailto:[EMAIL PROTECTED]
Sent: Monday, December 08, 2008 12:05 PM
To: elecraft@mailman.qth.net
Subject: [Elecraft] RE: KXV3 Available
Blimey! Didnt expect such a response so quickly. I will take all of the
names of those that
My K3 is also whisper quiet. I have to look at the fans to check whether
they're running or not because I cannot hear them running at all.
73
Glenn ON4WIX
K3 #192
K2 #5361
- Original Message -
From: "Joe Planisky" <[EMAIL PROTECTED]>
To: "David Ferrington, M0XDF" <[EMAIL PROTECTED]>
Cc
No fan noise here. Actually had to look closely. Yep! They are running.
73 de KE4WY Jim
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Rob May
Sent: Tuesday, December 09, 2008 10:58 AM
To: elecraft@mailman.qth.net
Subject: RE: [Elecraft] K3 Noisy fans?
My fans make no audible sound.
Monty K2DLJ a/n 699
I think you got lucky and have extra quiet fans :-)
73
--
Joe KB8AP
On Dec 9, 2008, at 7:20 AM, David Ferrington, M0XDF wrote:
That's how my K3 is set up too, in a corner where walls can reflect
any noise.
I still think there is somethin
I'll add my comment on the fans ...
Mine are -totally- quiet and I'm one of those who have
to look to see if they're running, which they don't do
very often ...I'm a 100W CW only owner.
73! Ken Kopp - K0PP
K3 # 56
K2 # 5665
[EMAIL PROTECTED]
_
Yes.
73,
Eric
_..._
-Original Message-
From: Brett Howard <[EMAIL PROTECTED]>
Date: Monday, Dec 8, 2008 10:06 pm
Subject: Re: [Elecraft] KDVR3
To: lyle johnson <[EMAIL PROTECTED]>
CC: Reflector Elecraft
Deeply apologize if this has been covered but I've not seen it in the 10 or 15
mess
I believe compression and equalization are both automatically
disabled when in a data mode (including DATA A).
Tx EQ is currently set for the radio, not the mode. Likewise Rx EQ.
Compression is disabled for DATA modes that use audio input (DATA A,
AFSK) and restored for USB/LSB operation.
H
I can't hear my fans at all. I periodically turn them on from the menu to make
sure they are working. The back of the K3 is just a few inches from the wall
so I would expect any sound to be reflected right back to me. On the other
hand the fan on my 746Pro (sitting right next to it) is very
I think you got lucky and have extra quiet fans :-)
73
--
Joe KB8AP
On Dec 9, 2008, at 7:20 AM, David Ferrington, M0XDF wrote:
That's how my K3 is set up too, in a corner where walls can reflect
any noise.
I still think there is something else wrong.
73 de M0XDF, K3 #174
--
They know enough
That's how my K3 is set up too, in a corner where walls can reflect
any noise.
I still think there is something else wrong.
73 de M0XDF, K3 #174
--
They know enough who know how to learn. -Henry Adams (1838-1918)
On 9 Dec 2008, at 14:55, Joe Planisky wrote:
I've also found that where I place t
I also have the same problem and getting a new DSP board.
Ignacy
S Sacco wrote:
>
> Carsten -
>
> I am experiencing the same problem. At this point, after confirming that
> it's not the KAIO3 boards, Elecraft suspects a bad DSP board, and they're
> sending me a replacement. I'm hoping this
Charlie,
Yes, I have battled the fan noise, too. I got replacement fans which
seemed a little quieter, but I still had no doubt when they were
running. I noticed that if I removed the fan panel from the rig and
held it in my hand while the fans were running, they were very quiet.
So I
Brett,
As I recall, that is in the plan, but not yet implemented.
73,
Don W3FPR
Brett Howard wrote:
Deeply apologize if this has been covered but I've not seen it in the 10
or 15 messages I've read on this topic but can recorded audio be fed
back out the TX pipe?
_
Carsten -
I am experiencing the same problem. At this point, after confirming that
it's not the KAIO3 boards, Elecraft suspects a bad DSP board, and they're
sending me a replacement. I'm hoping this resolves the problem.
Good luck & 73,
Steve NN4X
On Tue, Dec 9, 2008 at 5:34 AM, Carsten Ste
Evert - PA2KW
Distribution was:
NA/VE - 6
EU - 4
I will contact Evert by pm and arrange delivery.
Thanks to all that took part.
Cheers,
Terry
G4MKP
_
From: G4MKP [mailto:[EMAIL PROTECTED]
Sent: 08 December 2008 18:05
To: 'elecraft@mailman.qth.net'
Subject:
G'day,
| Joe's ability to pull them out. The other bad thing was Joe was only
| able to work 4 JA's rather than the hoped for 100.
| One thing Joe told me was to "NOT" use functions on the K3 and KRX3 when
| transmitting.
Not a plumber his he.
Regards,
Mike VP8NO
The fans are whisper quiet on the K3, if yours aren’t there is
something wrong - possibly as suggested by Stewart below, a wire
touching the hub or the blades, or possibly a missing washer causing
distortion to the fan casing.
Mine just don't come on and I have to use the CONFIG menu entry to
I use a Mac - might be the reason
--
When one door closes another door opens; but we so often look so long
and
so regretfully upon the closed door, that we do not see the ones which
open
for us. -Alexander Graham Bell, inventor (1847-1922)
On 9 Dec 2008, at 00:19, David Lankshear wrote:
N
Hello Dave,
Unless my AVG package is not catching an attempt to download malicious
software, all appeared to be well when I visited this site. A subsequent
scan of my PC just warned about a cookie, which it does regularly.
73,
Geoff
GM4ESD
Dave G4AON wrote:
For some reason when I tried t
K8TB wrote:
>
> On a slightly different note, if you have problems with different
> levels with different audio cards for different programs, take a look at
> this program:
>
> http://www.romacsoftware.com/SoundManagement.htm
>
> Very clever. It detects what program you are using and what aud
Gary Gregory-3 wrote:
>
> Hello,
>
> Anyone on the reflector using MixW with a K3?
>
> Off list, can you send me the settings used on both the radio and MixW.
>
> I am seeing the waterfall, but, on Tx I am getting an error..ERR TxF.
>
> I hope somebody will take pity on me and put me out of
Hi there,
I have a little problem with K3 #549. I do not get AF out of the internal
Speaker
or rear-panel Speaker output. I am usually using headphones so only noticed it
recently in Senegal when I wanted to have my YL listen to a sked with home.
It doesn't seem to be a hardware problem because
Take the top cover off the radio Charlie and check for nearby connecting
wires contacting the fans - when they do you get an alarming buzz but if the
degree of contact is very slight I presume it may just sound like a 'normal'
noisy fan. The K3 fans are completely noiseless.
BTW you don't have to
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