I am *very* reliably informed that there's a K3 on its way to Switzerland, I
paid Lisa on April 30th (Monday after the big announcement).
The sale of Vertex possibly explains the rush of products by Yaesu onto the
market this year.
Simon Brown, HB9DRV
Motorola USA has announced its intention to launch a tender offer to acquire
a controlling interest in Vertex Standard Co, Ltd. Vertex Standard is the
parent company of Yaesu. Motorola will own 80 percent of Vertex Standard;
Tokogiken, a privately held Japanese company, controlled by current
Since the xtal filters in the K3 are roofing filters I'm going with
the stock 2.7kHz filter, and just adding wider filters for 10m FM and
broadcast AM reception. I'm betting that the DSP will provide all the
narrow filtering I'll need.
--
Julian, G4ILO K2 s/n: 392 K3 s/n: ???
G4ILO's Shack:
Hi Rowland,
Congrats on sn 036. Can you tell me how much the shipping charge was via UPS ?
73 Bryan GM3AKF
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I've installed T4 upside down, that is wire 3 goes to the 4 hole, and wire
4 goes to the 3 hole, with the same mis-ordering for wires 1 and 2. Is this
important? I'm running low on hookup wire so hope I don't have to re-do
this.
Thanks,
Euan M0GBZ
No virus found in this outgoing message.
Checked
I think mine was $361 for UPS Worldwide Expedited [GB RG42 3TR] - just
realised that's rather high - when I get my letter, I'll check options
On 6/11/07 10:42, Bryan [EMAIL PROTECTED] sent:
Hi Rowland,
Congrats on sn 036. Can you tell me how much the shipping charge was via UPS
?
73
In a message dated 11/5/07 7:22:31 PM Eastern Standard Time,
[EMAIL PROTECTED] writes:
I wonder, could a computer just run the thing while you are out
raking leaves.
Most rigs can be software controlled, computers can beat people
at chess, why not just have the computer do the contest?
I wonder, could a computer just run the thing while you are out
raking leaves.
How about getting the computer to go out and rake the leaves (or mow the lawn)
so I can spend more time operating the radio with less distractions? I'd be
happy to just go out occasionally to fill up the gas
The comments about guys responding off freq reminds me of when I was on
a mini-dxpedition to KH9 back in the early 80s. A friend recorded about
30min of my cw pileup and there was one WB8 who called for at least 20
minutes, with a good signal, who was out of my passband. I learned from
that to
Euan,
Wires 1 and 2 are on the same winding, and 3 and 4 are the other
winding, and it is symmetrical about the axis that tuns through the
center of the core. In other words, if you flip it over in that manner,
it looks the same - no need to change it.
Now if you had turned it around the
Boy Les did you hit the nail on the head. Having been in this area
for the last 30 years -- their business model really did change.
Hopefully it does not kill them. In my youth (or yoot since I'm an
ex-NYer) I designed board testers. Despite the fact that Technology
has improved the K3 group
http://www.v8.pa7fm.nl/pictures.htm
Scroll down to last picture.
73, Bill W4ZV
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As a small manufacturer (much smaller than Elecraft), I can second
much of what you say, but I think most of their problems have to do
with the product being new, and the order volume probably being higher
than projected. That ripples down through the supply chain.
The subcontractor issues are
Does anyone know where I can get a 8-pin mic plug for the K2? Radio
Shack lists it but doesn't seem to have any. Can't find it at Mouser.
Thanks.
73,
Drew
AF2Z
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Try Radio Shack on line. part no 274-025 . $3.99
73, Ken K3IU
[EMAIL PROTECTED] wrote:
Does anyone know where I can get a 8-pin mic plug for the K2? Radio
Shack lists it but doesn't seem to have any. Can't find it at Mouser.
Thanks.
73,
Drew
AF2Z
Another place to try is Ken's Electronics, http://www.kenselectronics.com/
I bought some 8 pin plugs and line sockets from him within the last
month or six weeks.
73
Kevin
VK3DAP / ZL2DAP
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Drew,
If you have to order on-line, try Buxcomm (www.buxcomm.com). Look for
their CBC8 - it is $1.95 and no minimum order.
Google for 8 pin microphone connector to find many other sources.
73,
Don W3FPR
[EMAIL PROTECTED] wrote:
Does anyone know where I can get a 8-pin mic plug for the K2?
John,
I started back up with the QRP Fox Hunts on 40M. Sometimes there are strong
sigs near where
the packs are running so I use the 500 Hz filter. I also have the 200 Hz
installed so if I
really narrow the BW it comes on automatically. But its probably not needed
unless there are
S9+40
I have K-2 which worked FB until recently.
Now I get no signals on receive. RF gain seems to work as does AF gain. Sig
gen set @ 4.915 produces tone in headphones.
+5v +8v are OK. RANT is off. D6 anode voltage is OK.
I did not build this unit.
Any ideas appreciated.
I've settled on the 1 kHz roofing filter to start out with since it
will allow a more expansive context when using the Dual-passband CW
filter feature, something I'm really interested in.
Bob NW8L
On 11/6/07, Greg - AB7R [EMAIL PROTECTED] wrote:
John,
I started back up with the QRP Fox Hunts
Yes, I forgot to mention that.
Terry
On Nov 6, 2007 10:25 AM, John [EMAIL PROTECTED] wrote:
Did you check ANT1/2 selection?
John
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Folks:
A local discussion has 'erupted' regarding switching poser supplies and whether
they can fail in an UNregulated (e.g. high) output voltage condition, or if
when they fail will they (almost) always fail in a NO OUTPUT mode?
I think this discussion may have been started as a result of a
If you plan to use CW or narrow data modes -- even a little -- you'll
want at least one narrow filter (our 500-Hz 5-pole filter is a very
cost-effective choice). I'm not trying to sell filters, but I want K3
owners to get the most out of the K3's receiver architecture. It's
based entirely on
My profession is RD, product development and product launch with a
$300 million/year company. One alternative to this entire situation
would have been for Elecraft to do what we do: Not divulge anything
about the product or its launch schedule until all development is
finished and all
I have never ever seen a Switchmode power supply fail 'high' It's quite
possible that sometimes big over-voltage transients may be produced but
I have never had anything killed by this myself.
I have seen quite a few of these go boom, sometimes with a very big bang
and large mains breakers
Drew
Have your local RS use their computer to check with
other stores. Out here in CA, they will send stuff
from one store to another when needed.
Good luck and 73
Bob N6WG
- Original Message -
From: [EMAIL PROTECTED]
To: Elecraft@mailman.qth.net
Sent: Tuesday, November 06, 2007 6:32 AM
If a switcher had a component failure in the feedback loop it would go
full bore and probably produce twice its rated output voltage until it
totally failed, but none of these components are under much stress, so
it's unlikely to happen. The failures are usually the switching
transistors or the
In the early 80s there was a video game manufacturer that had this
exact problem - their power supplies would fail, placing 18 volts on
the output, and thus frying the video logic. So, yes, it is quite
possible for them to fail full bore.
The company is no longer in business...
As a
Since building switchers for the military is my profession these days
i would like to think i have some authority on the subject. Failures
can occur almost anywhere in a switcher and the most typical type
depends on the topology of the supply. Typically there is a pass
transistor on the input that
Good grief! You people over there must really love Elecrafts.
John [K7SVV]
- Original Message -
From: David Ferrington, M0XDF [EMAIL PROTECTED]
To: Bryan [EMAIL PROTECTED]; elecraft@mailman.qth.net
Sent: Tuesday, November 06, 2007 4:07 AM
Subject: Re: [Elecraft]K3 missing serial
A local discussion has 'erupted' regarding switching poser supplies
and whether
they can fail in an UNregulated (e.g. high) output voltage condition,
or if
when they fail will they (almost) always fail in a NO OUTPUT mode?
I've never seen this happen myself, but I just added a task to my
Hi All
I ran the engineering department at a semiconductor burn lab for some years and
we had well over a thousand power supplies of analog, switchers and SCR
pre-regulated designs. We even modified Hobart MIG welders into power supplies
(0-60 volts up to 600 amps). It has been my experience
WB:
We're discussing it here right now... what would the 'damages' be if
a supply (ANY supply) could/would fail placing 24VDC at up to 30A on
the K3's DC line?
I'm thinking about designing an external plug-in OVP kit. Unless YOU
want to do it.
T
At 10:45 11/06/2007, wayne burdick wrote:
I agree what you said for a $300 million? business. I have been in management
of projects that have a 5 year budget in that area. But Elecraft is far from
that. I see many plusses from announcing the product when they did. Add in a
little enthusiatic optimism coupled with the knowledge they
Tom Hammond wrote:
WB:
We're discussing it here right now... what would the 'damages' be if a
supply (ANY supply) could/would fail placing 24VDC at up to 30A on the
K3's DC line?
I'm thinking about designing an external plug-in OVP kit. Unless YOU
want to do it.
The K3 already has
Damn Wayne... you DO think of everything!
73,
Tom
At 11:09 11/06/2007, wayne burdick wrote:
Tom Hammond wrote:
WB:
We're discussing it here right now... what would the 'damages' be
if a supply (ANY supply) could/would fail placing 24VDC at up to
30A on the K3's DC line?
I'm thinking
I'm taking a lot out of context here, but pity those who purchased a very
expensive high-end radio a few years ago based on marketing hype. The
manufacturer still has not addressed outstanding probelms, those who bought
got bitten, so even buying 'off the shelf' can be a risk.
Simon Brown,
Certainly do, just they are like Rocking Horse Poo right now!
I should point out the order was for a full K3, all options, MH2, Proset,
HexKey and XV144 - so will be a BIG box :-)
On 6/11/07 16:39, John [K7SVV] [EMAIL PROTECTED] sent:
Good grief! You people over there must really love
I set up my K3 for RTTY and CW especially with the 8poles and 400 and 250. It depends what you want
for CW - do you want to isolate signals or is a wider passband your normal procedure? I can tell you
that the DSP does a very nice job narrowing the BW to isolate signals down to 100 or even 50
Don't rule out the parent company of ALINCO from buying Yaesu from Motorola.
These people are not too large in Amateur radio equipment but they are a big
electronics company. They do sell lots of commercial VHF/UHF gear worldwide
and they have a desire to offer better HF gear then they
I'm considering adding a KBPF3 to my growing order list but I am curious as
to what is the range of frequencies that are covered with this filter. Did
I miss seeing it when I searched the Elecraft site?
Nelson, K8DJC
--
I am using the free version of SPAMfighter for private users.
It has
Hi Nelson,
The KBPF3 extends coverage to 0.5-30 MHz continuous, except for a small
gap right around the first I.F. (8.215 MHz). It has no impact on the
6-meter coverage (specified from 50-54 and tunable down to 48 MHz).
73,
Wayne
N6KR
On Nov 6, 2007, at 9:05 AM, Nelson Wittstock wrote:
That's been my rant for at least 5 months now.
73 de WA6VNN sn31 and ready for your next prod.
-Original Message-
From: Simon Brown [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Tue, 6 Nov 2007 9:31 am
Subject: Re: [Elecraft_K3] K3 Product Launch
I'm taking a lot out of
I have had a large number of private emails regarding delivery costs via
UPS of the K3 to the UK.
My order was sent via UPS at a cost of around £80 using the express option.
I think this is listed as an option on the order page so exact costs
should be calculated from there.
Its expensive I
http://www.zerobeat.net/mediawiki/index.php/NCJ_Reviews:_The_Elecraft_K3_-_First_Impressions
N6XI Rick's masterpiece which was done for the ARRL's
National Contest Journal is now available on the K3
wiki.
Also... More information on K3 measurements and
specifications has been added:
Wayne Burdick wrote:
The KBPF3 extends coverage to 0.5-30 MHz continuous, except for a small
gap right around the first I.F. (8.215 MHz). It has no impact on the
6-meter coverage (specified from 50-54 and tunable down to 48 MHz).
On the subject of 50MHz, Wayne, please could you say more
I agree that's it's generally a well written and informative article.
However, I couldn't help raising my eyebrows at the QSK provides true
between-dots receive at high speed - doesn't really say much. Is
that 20wpm or 45wpm?
Have any of the K3 users really sat down and tested the QSK and can
Ian White GM3SEK wrote:
On the subject of 50MHz, Wayne, please could you say more about the
receiver sensitivity specification?
At present the sensitivity spec is the same on all bands, namely:
-136 dBm (typical), preamp on, 500Hz b/w
Hi Ian,
The K3 is optimized for high dynamic range,
The site already a review page at [K3 Press Reviews] but it doesn't list
this new article. I went to add a link to it but the, but [K3 Press
Reviews] page wasn't editable. In fact, I couldn't find a single page on
the site that was editable, even though I have an account and was logged
in. Is
I have to say, although this isn't quite how I envisioned the Wiki working
(I'm actually a TWiki man) - this certainly is a great site filling up with
info.
I'm not suggesting this replaces the reflector and I don't think Don and
Thom were aiming for that - but it certainly does provide a good
Toby Deinhardt wrote:
No CE mark seen but I dont think it needs one in Kit form.
For the kit version likely not, but, afaik, anyone who ordered an
Although it might be technically legal (speculation), I very much doubt
that the kit exemption envisaged a pre-aligned sub-assembly kit, like
Reading this article, something's just occurred to me - with the KRX3
installed, I can switch between VFOb and KRX3 by turning it off - does that
gain me anything?
On 6/11/07 19:23, Don Rasmussen [EMAIL PROTECTED] sent:
Although it might be technically legal (speculation), I very much
doubt that the kit exemption envisaged a pre-aligned sub-assembly kit,
As much as I hate to bother Eric right now, maybe he could give us a
short update on the CE Marking certification status of the K3. Eric was
looking into the
An interesting parallel with home-build PCs, but the difference is that PC
boards are sold separately on the open market and in theory can be connected
with many other manufacturers' boards to make up a system; as such I would
interpret them as products within their own right. The K3 boards are
Hi David,
Since the K3 kit requires 7 to 8 hours of customer assembly of our
components following the detailed steps in our 60 page assembly manual,
and because it does involve customer alignment and set up of the PLL,
filters etc (via the front panel interface) it clearly does fall under
Hi David,
I agree with this point too. All of the components of the K3 are
designed only for use inside that radio and not as general general
options for other manufacturer's products. The boards are not stand
alone products.
73, Eric WA6HHQ
David Cutter wrote:
An interesting
In what way do you envision?
Its reached at least one 'G' now - I don't care about CE at all - it isn't
worth the paper its printed (or often not) on.
I've come across quite a lot of imported gear with a CE - no way does it
meet even the most basic standard.
Sorry, this came out confrontational -
Leigh WA5ZNU wrote: In fact, I couldn't find a single
page on the site that was editable, even though I have
an account and was logged in. Is this perhaps an
oversight? snip
Dear Leigh,
It's agreed that a typical wiki deals with dynamic
information, it is constantly growing and changing.
There
Hallo David,
AFAIK, you as the importer of electronic devices are responsible for
conformity with EU regulations, whether they make sense or not. It is
easy to imagine an official, with nothing better to do, causing serious
problems for the importer of said equipment.
A lot of what is in
Yes, my comments in that article were subjective. The test labs will run
receiver recovery tests that I'm not equipped to do.
I ran an informal test with N6TV a few months ago while the K3 keying
firmware was still in development. I sent a string of dits on the K3 and he
tried to break me with
Wayne
wrote:
Ian White GM3SEK wrote:
On the subject of 50MHz, Wayne, please could you say more about the
receiver sensitivity specification?
At present the sensitivity spec is the same on all bands, namely:
-136 dBm (typical), preamp on, 500Hz b/w
Hi Ian,
The K3 is optimized for high
Ian White GM3SEK wrote:
Should Elecraft supply a 6m preamp as an option for the K3? Yes, I
think you should, because third-party preamps are notorious for having
far too much gain. To preserve the K3's reputation for high dynamic
range on *all* bands, it would be best to keep the gain/NF
We use nothing but switching supplies in my industry, and I have NEVER
had one fail and take out what it powers.
Talking about 10,000 or so supplies.
I dont know much about the ham type stuff, except to stay away from anything
made by mfj...
Brett
N2DTS
- Original Message -
From: Tom
Rick Tavan N6XI wrote:
Right now, at 100W out and S2 line noise, I can hear the noise clearly while
sending at 30 WPM. It sounds like a code practice oscillator and is clearly
superior to the TS-930S sitting next to it. (The 930 has some clicky
artifacts that don't exist on the K3.)
I used
wayne burdick wrote:
I should mention that the operator would be able to turn the K3's regular
preamp off when using the external preamp, if desired (and/or turn on the
attenuator). Thus there would be a full range of possible NF/dynamic range
tradeoffs under convenient operator control.
If you have already received your K3, you'll need to update your
firmware in order to use our 5-pole, 2.7-kHz crystal filter. Older
firmware doesn't set up the correct passband during transmit in SSB
modes, and also doesn't allow DSP bandwidth settings below 350 Hz in
receive mode.
To obtain
To the people who are actually operating K3s on the air, please keep those
reports coming on the Elecraft reflector - I'm reading every one of them as
I'm considering whether or not I should purchase a K3 - I must admit the
report about being able to copy cw as a single signal in crowded
I'll need that announcement mail, since I use a Mac to interface to my rig.
I have a wintel laptop and will use that for updates, but its only on when
it has to be.
On 6/11/07 23:26, wayne burdick [EMAIL PROTECTED] sent:
If you have already received your K3, you'll need to update your
I just picked up some 2n7000's and RF connects from buxcomm. In a quick
search of the web, they were the only ones that had this combination of
parts. I lucked out also, in that they are about 150miles from where I
live.
-
David Wilburn
[EMAIL PROTECTED]
K4DGW
K2 S/N 5982
On Tue, 2007-11-06
Today I had a few minutes to scan 20 meters with the K3. I heard a slow,
hesitant fist calling CQ on 14057, so I grabbed my trusty J-38 hand pump and
answered him.
We commenced a nice slow QSO at something less than 10 WPM. His fist was
perfectly R5 but his spacing was very ragged and uneven. At
Yes, this kinda threw me too, being used to editing any topic
On 6/11/07 20:13, Leigh L Klotz, Jr. [EMAIL PROTECTED] sent:
In fact, I couldn't find a single page on
the site that was editable, even though I have an account and was logged
in. Is this perhaps an oversight?
--
If I were not an
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