[Elecraft] KX3 Dual Watch

2019-01-16 Thread Hans J Rasmusen via Elecraft
Good morning,

The KX3 has a nice Dual Watch feature. It is however, of limited use when the 
DX is weak and the callers are strong (a common case here).
To overcome this problem I have build a simple two channels audio amplifier 
with 2 LM380N (Manhattan style) with independent volumn controls. 
I can Independently boost the VFO A signal in one channel and reduce the VFO B 
in the other Channel. 
But some VFO A signal seems to leak into the VFO B channel and visa versa.
I can not observe any signal leakage when using an audio generator as test 
input. 

Has anyone observed something similar?
Does the KX3 Dual Watch feature only offer a limited channel separation or have 
I wired my amplifier wrongly?

Thank you in advance. 
73
OZ7BQ Hans Jørgen 



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Re: [Elecraft] Elecraft KX3: Dual Watch or Split - newbie Dave needs help!

2014-03-22 Thread Don Wilhelm

Dave,

I don't know how you are hearing both VFO frequencies at the same time 
with only SPLIT engaged (unless you have Dual Watch turned on at the 
same time).


With split (and not Dual Watch), you have VFO A in both ears.  If you 
use the REV button, you can hear on the VFO B frequency (again in both 
ears).  You do not hear both at once.  You can swap the VFOs with the 
A/B button.
Without SPLIT, transmit will be on VFO A, but with SPLIT turned on, 
transmit will be on VFO B - observe the direction the arrow is pointing 
on the display to see which VFO will be used for transmit.


If you turn on Dual Watch, you will hear both VFOs as long as they are 
not separated by more than +/- 15 kHz.  You may or may not want to use 
SPLIT in conjunction with Dual Watch - usually you would want to use 
SPLIT, but not necessarily - say you want to use VFO B to scour around 
the band area while carrying on a non-split QSO on the VFO A frequency.


73,
Don W3FPR

On 3/22/2014 2:02 PM, Esquer Dave wrote:

Hello folks,
Newbie Dave, K6WDE/KH6 with my Elecraft KX3.

Question: Dual Watch versus Split Mode, which is best? Is is personal 
preference? Yes, I did read the Elecraft Operating Note - Working a Pile-Up 
using the Dual Watch feature on the KX3 article. I am still confused though.

As I understand it, for:
SPLIT
Split has a wider range of frequencies to utilize beyond the +/- 15kHz 
limitation of Dual Watch.
VFO A (DX station) on the left and VFO B (calling station, me) on the right 
headphone.

DUAL WATCH
VFO A (DX station) on the right and VFO B (me) on the left headphone.
Easier to tune up and down with the big tuning knob as I try to catch the DX 
station (instead of the little tuning knob).

I must be missing something. I’ve used Split quite successfully and tried Dual 
Watch but they just seem to be the reverse of each other. When running a KX3, I 
need all the help when attempting to break through the pileups (especially here 
on the island)!




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Re: [Elecraft] Elecraft KX3: Dual Watch or Split - newbie Dave needs help!

2014-03-22 Thread Jim Bennett
Hi Dave -

When I'm trying to get a DX station that is working split or during the QRP Fox 
hunts, I use Dual Watch and Split together. Before engaging, I tune in the 
"target" station to suit my hearing pitch preference, then I press A-->B twice 
to get both VFO's equal. Next I hit Split and then Dual Watch. Using the small 
tuning knob, I tune VFO-B up to a point where I want to transmit - either on 
the frequency of the guy currently being worked, or into a "hole" where there 
are few strong signals present. I can hear the DX / Fox station in my left 
headphone and the "pack" in the right ear. I also use NaP3 as a visual display 
to actually "see" where the pack is operating - helps a lot!

Jim / W6JHB


On   Saturday, Mar 22, 2014, at  Saturday, 11:02 AM, Esquer Dave wrote:

> Hello folks,
> Newbie Dave, K6WDE/KH6 with my Elecraft KX3.
> 
> Question: Dual Watch versus Split Mode, which is best? Is is personal 
> preference? Yes, I did read the Elecraft Operating Note - Working a Pile-Up 
> using the Dual Watch feature on the KX3 article. I am still confused though.
> 
> As I understand it, for:
> SPLIT
> Split has a wider range of frequencies to utilize beyond the +/- 15kHz 
> limitation of Dual Watch.
> VFO A (DX station) on the left and VFO B (calling station, me) on the right 
> headphone.
> 
> DUAL WATCH
> VFO A (DX station) on the right and VFO B (me) on the left headphone.
> Easier to tune up and down with the big tuning knob as I try to catch the DX 
> station (instead of the little tuning knob).
> 
> I must be missing something. I’ve used Split quite successfully and tried 
> Dual Watch but they just seem to be the reverse of each other. When running a 
> KX3, I need all the help when attempting to break through the pileups 
> (especially here on the island)!
> 
> Aloha,
> 
> More static, more of the time …
> 
> Dave Esquer, K6WDE
> dave.esq...@gmail.com
> http://www.qrz.com/db/K6WDE
> 
> 
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[Elecraft] Elecraft KX3: Dual Watch or Split - newbie Dave needs help!

2014-03-22 Thread Esquer Dave
Hello folks,
Newbie Dave, K6WDE/KH6 with my Elecraft KX3.

Question: Dual Watch versus Split Mode, which is best? Is is personal 
preference? Yes, I did read the Elecraft Operating Note - Working a Pile-Up 
using the Dual Watch feature on the KX3 article. I am still confused though.

As I understand it, for:
SPLIT
Split has a wider range of frequencies to utilize beyond the +/- 15kHz 
limitation of Dual Watch.
VFO A (DX station) on the left and VFO B (calling station, me) on the right 
headphone.

DUAL WATCH
VFO A (DX station) on the right and VFO B (me) on the left headphone.
Easier to tune up and down with the big tuning knob as I try to catch the DX 
station (instead of the little tuning knob).

I must be missing something. I’ve used Split quite successfully and tried Dual 
Watch but they just seem to be the reverse of each other. When running a KX3, I 
need all the help when attempting to break through the pileups (especially here 
on the island)!

Aloha,

More static, more of the time …

Dave Esquer, K6WDE
dave.esq...@gmail.com
http://www.qrz.com/db/K6WDE


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Re: [Elecraft] KX3 Dual Watch Audio Balance question / feature request

2013-11-08 Thread Wayne Burdick
No way to do this at present, Andreas. However, you might try setting the AGC 
threshold to 4, which will flatten large signals more in relation to weak ones.

Wayne
N6KR

On Nov 8, 2013, at 12:07 PM, Andreas Junge  wrote:

> OK, so, I just got a KX3 and I think I am a bit spoiled by the K3 feature set 
> :-)
> 
> Is there a way to balance the audio between the two VFO’s when using Dual 
> Watch? I often have the problem that the DX is really weak and the pile up is 
> really loud.
> 
> On the K3 there is an audio mixer control which I absolutely love and a 
> balance control for left and right. 
> 
> I could use an external headphone amp to do that, but I though it wouldn’t 
> hurt to ask. 
> 
> 73, Andreas, N6NU
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[Elecraft] KX3 Dual Watch Audio Balance question / feature request

2013-11-08 Thread Andreas Junge
OK, so, I just got a KX3 and I think I am a bit spoiled by the K3 feature set 
:-)

Is there a way to balance the audio between the two VFO’s when using Dual 
Watch? I often have the problem that the DX is really weak and the pile up is 
really loud.

On the K3 there is an audio mixer control which I absolutely love and a balance 
control for left and right. 

I could use an external headphone amp to do that, but I though it wouldn’t hurt 
to ask. 

73, Andreas, N6NU
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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Sam Morgan
the big difference with using the VE7CC pgm to access the VE7CC cluster or
using DXLabs spot collector to access the VE7CC cluster

With VE&CC pgm
if you click on a spot which has a split info entered in the comment field
in VE7CC the K3 will change VFO A to the spotted frequency
but does not change the K3's VFO B to the split frequency
nor does it place the K3 into split operations


if you are using DXLabs spotcollector  and commander
and click on that same spot
the K3 shifts the VFO A to the DX frequency
it also changes the VFO B to the split frequency
and places the K3 into split operation
also
if you have the 2nd receiver installed VFO B is also placed in sub

hope I said all that correctly

GB & 73
K5OAI
Sam Morgan

On 3/9/2012 2:55 PM, Jim McDonald wrote:
> I agree and wanted to mention that you can choose any telnet cluster in the
> Configuration-->Cluster (Telnet) list.  I prefer a node that uses VE7CC's
> node software, CC Cluster.  Telnet clusters are much more configurable than
> web clusters and send spots real-time rather that at pre-set intervals.
>
> I use CC User to feed the DXLab Suite, http://www.dxlabsuite.com/ , but CC
> User used standalone can interface with a K3 (it's in the Port Setup
> window).
>
> http://www.ve7cc.net/
>
> 73, Jim N7US
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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Jim McDonald
I agree and wanted to mention that you can choose any telnet cluster in the
Configuration-->Cluster (Telnet) list.  I prefer a node that uses VE7CC's
node software, CC Cluster.  Telnet clusters are much more configurable than
web clusters and send spots real-time rather that at pre-set intervals.

I use CC User to feed the DXLab Suite, http://www.dxlabsuite.com/ , but CC
User used standalone can interface with a K3 (it's in the Port Setup
window).

http://www.ve7cc.net/ 

73, Jim N7US



-Original Message-

On Thu, Mar 8, 2012 at 10:14 PM, Wayne Burdick  wrote:

> Now I'm looking for my first DX split QSO with dual watch. What's the 
> best DX spotting web site?
==
Wayne, the gold standard spotting setup is the VE7CC program. Go to his
website and download his application. It is a cluster client that eliminates
the telnet connection, formats your outgoing commands automatically, and
parses and formats the spots. You can see 'em by band, mode, sorted by time,
call sign, etc. It displays CQ zone, name of country, whether or not the DX
uses LOTW, and lots of other stuff.

The split-operating DXpeditions of the moment are A35YZ, 3C0E, PJ7PT,
VP2MOM, ZD7XF, TG7/NC2N, and some others. Plenty of stuff to shoot at.

When I first got a K2 about 7 years ago I used it, together with a wire out
the window and into the backyard tree, to work DXCC, which turned out not to
be hard to do with that great radio. It's great that the KX3 has dual watch
because it's just essential to work split when you have a pipsqueak signal.

Good DX!
Tony KT0NY



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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread W0FK
Thanks Wayne! I can't wait to get my hands on the radio.  

I like to use DX Summit:   http://www.dxsummit.fi/DxSpots.aspx  
http://www.dxsummit.fi/DxSpots.aspx   

You can look at spots per band, do pointed or general searches, etc.

73, Lou, W0FK


wayne burdick wrote
> 
> There's one nice thing about late hardware: the firmware gets better.
> 
> Lyle and I just added Dual Watch to the KX3, which works amazingly  
> well. At present the VFOs can be separated by up to 15 kHz, but in  
> theory we can go to 30 kHz with the present DSP implementation.
> 
> Now I'm looking for my first DX split QSO with dual watch. What's the  
> best DX spotting web site?
> 
> Wayne,
> N6KR
> 
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-
St. Louis, MO
K3 #2513, P3 #620
KX3 *On Order*
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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Eugene Balinski
Wayne,

Well done!   Dual watch has been a limitation of
smaller rigs for a long time - that is until now

Here is a list of DX clusters.  Pick the one that is
closest to your QTH.   Remember the "W's" are at the bottom
of the list. 

73

Gene K1NR

http://www.iw5edi.com/ham-radio/?dx-cluster-telnet-links,65





On Thu, 8 Mar 2012 20:14:12 -0800
 Wayne Burdick  wrote:
> There's one nice thing about late hardware: the firmware
> gets better.
> 
> Lyle and I just added Dual Watch to the KX3, which works
> amazingly  
> well. At present the VFOs can be separated by up to 15
> kHz, but in  
> theory we can go to 30 kHz with the present DSP
> implementation.
> 
> Now I'm looking for my first DX split QSO with dual
> watch. What's the  
> best DX spotting web site?
> 
> Wayne,
> N6KR
> 
>
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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Augie "Gus" Hansen
On 3/8/2012 9:14 PM, Wayne Burdick wrote:
> ...
> Now I'm looking for my first DX split QSO with dual watch. What's the
> best DX spotting web site?

Here are a couple of sites that I find helpful, both filtering for 
20 meter activity:


DX Sherlock

 
http://www.vhfdx.info/spots/map.php?Lan=E&Frec=14&ML=M&Map=W2L&DXC=N&HF=S&GL=N

When the selected band is open the map looks like the end game in a 
session of Missile Command. There are regional views and database 
views also.


DXsummit

 
http://www.dxsummit.fi/CustomFilter.aspx?customCount=50&customRange=14

The guys in Finland know how to build big antennas and a fine web site.


There are many other sites, some of which show only QSOs that have a 
US or other North American end of the contact. And radio clubs in 
your area may have spotting nets that would be more useful for your 
purpose.

73,
Gus Hansen
KB0YH

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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Tony Estep
On Thu, Mar 8, 2012 at 10:14 PM, Wayne Burdick  wrote:

> Now I'm looking for my first DX split QSO with dual watch. What's the
> best DX spotting web site?
==
Wayne, the gold standard spotting setup is the VE7CC program. Go to
his website and download his application. It is a cluster client that
eliminates the telnet connection, formats your outgoing commands
automatically, and parses and formats the spots. You can see 'em by
band, mode, sorted by time, call sign, etc. It displays CQ zone, name
of country, whether or not the DX uses LOTW, and lots of other stuff.

The split-operating DXpeditions of the moment are A35YZ, 3C0E, PJ7PT,
VP2MOM, ZD7XF, TG7/NC2N, and some others. Plenty of stuff to shoot at.

When I first got a K2 about 7 years ago I used it, together with a
wire out the window and into the backyard tree, to work DXCC, which
turned out not to be hard to do with that great radio. It's great that
the KX3 has dual watch because it's just essential to work split when
you have a pipsqueak signal.

Good DX!
Tony KT0NY






-- 
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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Bill Gerth
Wayne,

I like this one:  http://www.dxsummit.fi/DxSpots.aspx

73,
BILL
W4RK

On Mar 8, 2012, at 10:14 PM, Wayne Burdick wrote:

> There's one nice thing about late hardware: the firmware gets better.
>
> Lyle and I just added Dual Watch to the KX3, which works amazingly
> well. At present the VFOs can be separated by up to 15 kHz, but in
> theory we can go to 30 kHz with the present DSP implementation.
>
> Now I'm looking for my first DX split QSO with dual watch. What's the
> best DX spotting web site?
>
> Wayne,
> N6KR
>
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Re: [Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Mike Markowski
I don't know if it's the best, but this one is good:

   http://www.dxsummit.fi/DxSpots.aspx

GL!
Mike ab3ap

On 03/08/2012 11:14 PM, Wayne Burdick wrote:
> [...] What's the best DX spotting web site?
>
> Wayne,
> N6KR
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[Elecraft] KX3 dual-watch working (ahead of schedule!)

2012-03-09 Thread Wayne Burdick
There's one nice thing about late hardware: the firmware gets better.

Lyle and I just added Dual Watch to the KX3, which works amazingly  
well. At present the VFOs can be separated by up to 15 kHz, but in  
theory we can go to 30 kHz with the present DSP implementation.

Now I'm looking for my first DX split QSO with dual watch. What's the  
best DX spotting web site?

Wayne,
N6KR

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