Wayne,
Thank you for your very comprehensive mail, it certainly has put
my mind at rest re potential issues involving separate receive
antennas into the K3.
73
Stewart G3RXQ
On Sun, 3 Feb 2008 14:42:19 -0800, wayne burdick wrote:
Hi all,
I'll address both of these issues.
1. RX ANT input
There may have been another article... but the one Jim describes is indeed
QST May 1953 page 58. Logging on an IBM punch-card machine:-)
73, Bill N2BC
- Original Message -
From: Stephen Brandt [EMAIL PROTECTED]
To: elecraft@mailman.qth.net
Sent: Sunday, February 03, 2008 6:50
Ubuntu is a masterpiece of simplicity - I was amazed at how simple it is to
install.
Simon Brown, HB9DRV
- Original Message -
From: VE3NFK [EMAIL PROTECTED]
Just an OT note - I am waiting for my K3 - been happy with Navigator for
10?
months...
AND have it working in Ubuntu
setting and tune for callers with a wide setting. If you are as
accustomed
to doing this as I was with my TS-930S, it's *almost* as good as having a
Sub receiver.
73, Bill W4ZV
Agreed, Bill. On other transceivers, I really do not need a second Rx as
long as separate b/w can be assigned
How are K2's as mobile rigs? I am considering putting one in a car with a
High Sierra antenna.
Mike
AI4NS
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W9AC:
Agreed, Bill. On other transceivers, I really do not need a second Rx as
long as separate b/w can be assigned to each VFO. I think a good op can
manipulate the VFOs every bit as effectively as one with two Rx -- and I am
by no means a great DX op.
You can also lock VFO A
Ed,
One possible explanation for what you are
experiencing is a narrow bandwidth in
your receiving antenna. My HF-2V
with 160m kit and top-loading is only good
for about 20 KHz bandwidth. Large excursions
away from the antenna resonant point yield
similar results for me on both my K2 and
I haven't seen it mentioned, but if you have a standard tower computer,
there are RS-232 PCI cards available which give you 2 or 4 true serial
ports, and they are pretty cheap.
My Ham Station computer is a Shuttle about the size of a shoe box, which
came with one serial port. I added a card
The one thing I would like is to be able to flip which knob controls VFOB.
So I can tune the QSX freq with the larger knob. I don't want to change
anything else around that - that is, I want to keep VFOA as A and B as B and
transmit on B freq.
Yes, I know I can flip A/B, tune and then flip back,
Recently installed the 160 board on K2 (3349) and tuned up per the
directions.I notice that there's a pronounced drop in noise on either
end of the band whereas the noise comes up quite a bit at the center of the
band. Is this normal receiver operation on 160?
Per the tune up directions I
Fellow Crafters,
Let me assure you that the frustration that has built inside your radio souls
will melt away almost instantly as you begin the assembly and then the
operation of your K3. K3 #316 has come to life after the long 9 month
gestation period, and my first opinion of the K3 is of
Hi all,
While working on a prototype enclosure for the HexKey, I ran into a couple
of problems and I am now waiting on some new parts to help out in the
effort. While waiting for the new parts (and my K3!), I decided to prototype
up an enclosure for the DL1 dummy load and the BL2 balun. I've used
Eric, Lisa,
problem solved,
thank you.
73! de Werner OE9FWV
Mike Kasrich schrieb am 3 Feb 2008 um 8:02:
They are busy in W6-land. I have received email responses from Lisa
with a 2 day turnaround just this last week.
Gooc luck.
Mike/aj9c
Dr. Werner Furlan wrote:
hello,
Just an OT note - I am waiting for my K3 - been happy with Navigator for 10?
months...
AND have it working in Ubuntu Linux - including Simon's PSK31Deluxe under
Wine...
Cheers and 73
John VE3NFK
PS - HRD 'mostly' works too - just one error message that sometimes can be
ignored - other
K3's on it's way so it's time to sell my K2. This is SN 1309 and has been
used in many successful VHF/UHF contests. Consists of:
K2
KSB2
K160RX
K60XV
KNB2
KDSP2
KAT2
KIO2
KBT2
Email off list to discuss.
Thanks,
Phil K3TUF
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Hi Glenn:
Without claiming accuracy to any traceable standard, I just fired up my
trusty old 100 MHz HP 1740A O-scope, calibrated the display to the
built-in 1 volt calibration standard, and measured the P-P voltage into
a 51 ohm resistance (no measurable reactance). At 100 watts commanded
Kevin,
You obviously haven't heard about Whiarton Willie who did not see his shadow
the other day,
spring will be here soon, at least here in southern Ontario.
73, Bob VE3XM
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You must be a
Hmmm - didn't realise I could tune while doing that - don't find it very
convenient, but it works.
Thanks Bill.
On 4/2/08 19:36, Bill W4ZV [EMAIL PROTECTED] sent:
What I described previously allows you to tune QSX with the large knob.
Touch REV and, while depressing it, tune the large knob to
I guess this is a tool for those who either only had
to pass a 5 wpm CW test or none at all. Now they can
QRM the low end CW portions of the bands by pushing a
button and letting their radio send 599 or some
other programmed response that they couldn't do with a
key. It's rather sad.
73 es gud
ON4WIX wrote:
I was just wondering if anyone has done TX power measurements with
precision
measuring gear and compared these measurements against the K3's internal
indication of the output power?
Using N8LP's LP-100 (factory calibration) after calibrating at 50W per the
manual:
M0XDF wrote:
The one thing I would like is to be able to flip which knob controls VFOB.
So I can tune the QSX freq with the larger knob. I don't want to change
anything else around that - that is, I want to keep VFOA as A and B as B
and
transmit on B freq.
Yes, I know I can flip A/B,
K3KO wrote:
What I don't see is any way to listen on VFO B (at all or only) when one
is trying to find the station the DX is working by tuning VFO B.
Kenwoods and ICOM's have a press and hold button while tuning to do this.
Upon release the RX goes back to VFOA.
You depress REV
The K2 is a fine mobile transceiver. The sensitive receiver helps when
using a marginal antenna (all HF mobile antennas are marginal IMHO)
I built one K2/100 for a ham who used it mobile in an 18 wheeler and he
had no trouble with it. I am not really certain why you are concerned.
In most
Hi Ed
Yes, both my K2s behave the same way.
Here all my activity is below about 1925 kHz,
so I peak my tuning somewhere areound
1850.
Hope to work you on the band.
73, Bob N6WG
- Original Message -
From: k6sdw [EMAIL PROTECTED]
To: elecraft@mailman.qth.net
Sent: Monday, February 04, 2008
Date: Mon, 4 Feb 2008 08:31:09 GMT
From: Stewart Baker [EMAIL PROTECTED]
Subject: Re: [Elecraft] KXV3: (1) RX ANT signal level during TX;(2)
spectra at buffered IF output
To: wayne burdick [EMAIL PROTECTED], Elecraft Reflector
elecraft@mailman.qth.net
Message-ID: [EMAIL
Kevin et al,
Kevin Cozens schrieb am 3 Feb 2008 um 17:38:
Again, thanks for all your answers. Now, I need to do
one thing - buy a 3.5AH battery and come back to this
group again for more details of the battery.
If you could get double the power out with the same battery voltage you
Hi group,
I was just wondering if anyone has done TX power measurements with precision
measuring gear and compared these measurements against the K3's internal
indication of the output power?
Just curious here. The K3/100 is advertized as a 100W transceiver (or should
that be 100W class?) and
Lee Buller wrote:
Which is better a 5 pole filter or an 8 pole filter. Supposedly the 8
pole would have sharper skirtsand for only 20 more bucks...wellI
would like to know the difference between the two filters. Is it worth
the 20 bucks? I am sure it is, but as you all know
With SSB mic level adjusted to the max level (ALC to
the max)the average power measured on external meter
is only 4 Watts with distorted audio (power output set
at 110W). If I use external compressor the average
power is still only 4 Watts. This is done with CMP
gain at zero. This is not normal.
I just recently prototyped a Lexan enclosure for the BL2 and was asked by
others on the list how much heat could be dissipated by the BL2 and if
ventilation was necessary.
I figured I would post to this wonderful list and solicit some fine
commentary on the matter.
Here is a link to some
Most of us who have K3s made a decision one way or the other, and generally
don't have both the 2.7 and 2.8 KHz filters to compare. I chose 8-pole
filters.
Dick, K6KR
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Lee Buller
Sent: Monday, February
For those of you who have K3s right now. What is the real difference
between the 5 pole and the 8 pole filters?
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 Common Sense and use it. If you can't find
any
My only rationale in choosing the 8-pole over the
5-pole filters is it costs more, therefore it's (likely)
to be better. A very scientifically based decision.
The cost difference isn't worth the wondering; Would
I have been just as satisfied with the lesser-cost 5-pole
versions? (:-))
I have 6
Just setting things up for (hopefully) my soon to arrive K3 and have a quick
question on the 12VDC output on the rear panel. Is this switchable in the
menu system, and if so can it be switched on a per band basis?
I have a 80/40m vertical antenna that has a relay switched counterpoise, and
this
No its not, I don't think you can switch it in any way.
I 'think' switchable means it goes off when the K3 does - but happy to be
corrected. I can't see a menu or config option to switch it.
73 de M0XDF / K3 #174
On 4/2/08 22:46, Vk2NU [EMAIL PROTECTED] sent:
Just setting things up for
Bob, several e-mail attempts to you have been
rejected by your server.
Please reply via [EMAIL PROTECTED]
73! Ken Kopp - K0PP
[EMAIL PROTECTED]
or
[EMAIL PROTECTED]
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Well, I got my K2 working again. Don't understand why, but it is working
fine.
My K2 sits on a XV50. I had unplugged the 12V to the XV50 to use the 12V
line for the K3. It turns out if I unplug the 12V line to the XV50 I also
need to disconnect the RS-232 line between the K2 and XV50, even
Hmmm.
If I have my K3 set to 5.0 watts, my external watter shows ~3.5 watts
average and ~4.0 watts peak. Changing the pitch of my voice (as
expected) also changes the power. Those measurements are with a long
HELLO.
At 100watts set point, PEP = ~ 70watts and Ave = ~ 60 watts.
No, it's not
Hi Ken, yes, I have same, except for the 1kHz, which I don't have. I'll see
what variable filters are like and since I'm still working on my Morse,
don't yet feel the need for the 1kHz.
I choose those on crafter suggestions and your rational too.
73 de M0XDF / K3 #174
On 4/2/08 21:10, Ken Kopp
My K3's power reading matches ... within Bird's published %/HF
element accuracy ... that of my Bird(s).
Ken Kopp - K0PP
K3 #56
K2 #5665
[EMAIL PROTECTED]
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Looking for an XV144 for my K3. Won't need my XV50 anymore so can work out
a trade if interested.
If non available will order a new one from Elecraft.
73,
N2TK, Tony
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Hi All,
I have had something rather strange occur a couple of times.
While I don't get on SSB very much, I have been chatting
with my friend Jay, W5JAY, on 40 meter SSB on occasion.
Typically he has indicated that my audio sounds excellent.
However, a couple of times he noted that my
Hello Mark,
From what you describe, something is very wrong with either your K3 or your
external watt meter setup. How much power are you reading with your
external watt meter when the K3 is set to 100 Watts in CW Mode? Is your
watt meter a peak reading meter (I assume not)?
I am using an
With SSB mic level adjusted to the max level (ALC to
the max)the average power measured on external meter
is only 4 Watts with distorted audio (power output set
at 110W). If I use external compressor the average
power is still only 4 Watts. This is done with CMP
gain at zero. This is not normal.
Oh, but this IS normal. You need a peak reading wattmeter. If anyone
ever uses an average reading power meter to try to figure out the talk
power of a radio, I guarantee you that they are putting out crude. Even
with the K3 compressor set up more than it should, your peak to average
ratio is
Wow. Then with my K3/10 (still on order) I'll have an average power
in the milliwatts. Too bad I didn't order the KPA3 before the price
went up.
Does this situation affect the K3's output capability on PSK31?
Dave W5DHM
On Feb 4, 2008 4:23 PM, mark roz [EMAIL PROTECTED] wrote:
With SSB mic
Mark - Something is VERY wrong here! My K3/100 does rated pep on an LP-100
with no discernable distortion, excellent average power with moderate
compression and outstanding audio reports! Email [EMAIL PROTECTED] and
be ready to re-assemble. This is NOT normal! 73 -- Don N4HH K3/100 #83
Hallo Mark,
Are you sure that something else might not be wrong or configured
incorrectly? Are you sure that your measurement of the power levels is
correct?
There may be some interaction between the WMTR xxx and the TXG VCE
configurations, leading to low SSB output, but I really, really am
My mistake. Sorry. I should be more precise.
I should point out that I was comparing to FT1000D.
Never mind that my meter is showing 4W. Every meter
will show different average output power.
And yes I have two peak power meters.
Am I correct if i say that peak power meter will show
let say 100W
Hello,
Saturday February 2nd was a very interesting day. I went out to one of my
spots on the Appalachian Trail in PA to operate the FYBO contest. I got to
lot to find it heavily encrusted in ice. I parked the car and very carefully
got out and started to get the backpack on. I almost fell 2
And anyone interested in a PCI Express Multi i/o card pretty cheap with 2
serial ports email me off the board.
Jim
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Bob DeHaney
Sent: Monday, February 04, 2008 12:51 PM
To: Elecraft@mailman.qth.net
Subject:
On Mon, 4 Feb 2008 16:19:50 -0500, you wrote:
I just recently prototyped a Lexan enclosure for the BL2 and was asked by
others on the list how much heat could be dissipated by the BL2 and if
ventilation was necessary.
[snip]
I'm not an expert, but my gut feeling is yes. You can't be sure that
I asked the wrong filter question...or...what was on my mind and how it came
out my fingers did not jive.
Which is better a 5 pole filter or an 8 pole filter. Supposedly the 8 pole
would have sharper skirtsand for only 20 more bucks...wellI would like
to know the difference between
K3/100 #323 has arrived. Order date 5/8/07 (no deposit). Let the fun begin!!
Roy Morris W4WFB
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just a test
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just a test
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Help:
N8LP's LP-100 has a function for evaluating
Peak to Average performance of speech processors. SSB
isn/t of much interest to me until 10 meters comes back
so I haven't played with this mode in the LP-100. Larry
has a K3 on order and maybe he will compare the K3
speech processor to others
K3/10 #327 arrived today in Arlington, VA. Order date
5/15/07 (no deposit). One less in the waiting list!
;) Bob Brown N1CVX
Never miss a thing. Make Yahoo your home page.
http://www.yahoo.com/r/hs
2008 QRP-ARCI / FISTS Dayton Hamvention rooms!
We have 150+ rooms at the Holiday Inn in Fairborn,
Ohio, about 17.18 miles from the lovely HARA arena!
We will not be using the Homewood Suites because they
did not agree with the negotiated price with the Holiday Inn.
Again this year we are
Gotta tell ya! Unpacked the K3 and fired it up on 40cw. FIRST signal received
was WT5E running a K3. Now what did I do with the key, 9 mos. ago?
Bill Harris w7kxb
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I'm guessing that I wouldn't be able to tell the difference, like
monster cable for the stereo. Will there ever be an instance when I
will say, Boy, if only i had an 8 pole filter; I might have snagged
that rare DX station! I doubt it.
Actually, if it had been a choice between 8 and 5 in a 500 Hz
Would the following customers with K3 orders please contact me as soon
as possible either via email ([EMAIL PROTECTED]) or phone (831
662-8345)regarding your K3 order.
G4ABX Dr. MacCaulay
WH6AA Bart Aronoff
K4RF Steve Adams
AD8C Jay Ryno
K7IA Daniel Murphy
DK1Kl Detlef Fischer
K0ZK
Lisa will send you an email acknowledging you order.
I am surprised you haven't received it already.
--- Jerry Keller (K3BZ) [EMAIL PROTECTED] wrote:
What sort of acknowledgement can I expect for my K3
order placed last
Sunday?
73, Jerry K3BZ
I imagine they have so many new orders that mine is just one of the bunch.
They'll probably get around to it in time... I was just wondering if they
acknowledge them by individual email, or maybe I had to go to some website
page and look up the status. I've heard something about a status page
What sort of acknowledgement can I expect for my K3 order placed last
Sunday?
73, Jerry K3BZ
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You should receive an email acknowledging your order. (At least I
received one for my order.)
The status page you have heard of is probably the now famous (or
infamous?) shipping status page:
http://www.elecraft.com/elecraft_shipping_status.htm
It will give you an idea how many months you have
I will point out once again that Elecraft have improved their shipping
rate vs. orders invoiced, by orders of magnitude during the last
several months. If you are in a similar industry and/or understand
small companies, you may actually appreciate this and the difficulties
they have gone
The thing people forget is that YaeComWood, TenTec, etc have much deeper
pockets and more resources. Borrowing a few million for them is no big deal,
but a substantial risk for a company of Elecraft's size. If a product does
not do well, there is less impact on the bottom line. The other companies
Have the KBPF3 and only have the stock 2.7 roofing
filter?
You can listen to AM SWL using sideband, but then it
sounds like sideband. Very good sideband, but very non
AM like.
Or you can buy the AM filter. I am waiting for an FM
filter, it seems resonable that it should be good for
AM receive,
Why all this again? Jerry just wanted to be sure that
his order was properly placed to get into the Que.
--- Mike Short [EMAIL PROTECTED] wrote:
The thing people forget is that YaeComWood, TenTec,
etc have much deeper
pockets and more resources. Borrowing a few million
for them is no big
Don
You mention blow-by to receive strong AM signals. Is the amount of blow-by
covered by the specs? I'm concerned about receiving on 40m here in Europe
where nearby broadcast stations are way above anything amateurs receive
within other bands.
David
G3UNA
snip
Subject: [Elecraft] K3
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