KXPD1 assembly question

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KXPD1 assembly question

Eric Ward-3
I am at the step where you solder the two pieces of hook-up wire to the lugs
of the stereo plug.  Does anyone have advice about how to best carry that
out?  

 

Here are the ways I can imagine doing it:

Thread them through the holes in the lugs (with tweezers), solder, and then
cut off the excess?  

Cut them off first so they can be inserted (just) into the holes in the lugs
(using tweezers), and then solder?

Bend them so they are in contact with the lugs (but not actually going
through the holes) solder them, and then cut off the excess?  

 

I would love to benefit from everyone's experience before doing the try try
again.

Thanks and 73,

Eric

N0HHS

 

 

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Re: KXPD1 assembly question

David M. Katinsky
This was the step where I thought to myself that surely they must be joking
:-). My recollection is that I used your last method with a generous ball of
solder on the tip of the iron.


--

"It takes brains. It's not like forward, where you can get away with
scoring and not play defense... On defense you have to be thinking."
---Chris Chelios

David M. Katinsky
[hidden email]
N2RDT


> From: Eric Ward <[hidden email]>
> Date: Mon, 14 Jun 2004 11:52:05 -0400
> To: [hidden email]
> Subject: [Elecraft] KXPD1 assembly question
>
> I am at the step where you solder the two pieces of hook-up wire to the lugs
> of the stereo plug.  Does anyone have advice about how to best carry that
> out?  
>
>
>
> Here are the ways I can imagine doing it:
>
> Thread them through the holes in the lugs (with tweezers), solder, and then
> cut off the excess?
>
> Cut them off first so they can be inserted (just) into the holes in the lugs
> (using tweezers), and then solder?
>
> Bend them so they are in contact with the lugs (but not actually going
> through the holes) solder them, and then cut off the excess?
>
>
>
> I would love to benefit from everyone's experience before doing the try try
> again.
>
> Thanks and 73,
>
> Eric
>
> N0HHS
>
>
>
>
>
> _______________________________________________
> Elecraft mailing list
> Post to: [hidden email]
> http://mailman.qth.net/mailman/listinfo/elecraft
> You must subscribe to post.
> Subscriber Info (Addr. Change, Unsub etc):
> http://mailman.qth.net/subscribers.htm
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>
>

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Re: KXPD1 assembly question

Leigh L. Klotz Jr WA5ZNU
Administrator
In reply to this post by Eric Ward-3
I don't know if it is right, but I rotated the lugs themselves so that
one was in the channel at the bottom and then just bent the other one
down towards the center of the hole and there was enough room to slide a
piece of hooked wire in.
On Mon, 14 Jun 2004 1:36pm, Eric Ward wrote:
> I am at the step where you solder the two pieces of hook-up wire to the
> lugs
> of the stereo plug.  Does anyone have advice about how to best carry
> that
> out?
73,
WA5ZNU Leigh
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Re: KXPD1 assembly question

David Toepfer
In reply to this post by Eric Ward-3
I dont think any one method is right, but I was surprised how difficult it was
not with patience and a sharp pair of flush cut nippers when I did the
following:

1) bend the tip lug in at about a 15 degree abgle
2) bend the wire so that it will fit through the hole and solder it in place
with not a lot of solder
3) bend the tip lug back up some while pulling the wire up and bending it at
the solder joint
4) only bend it back enough to ensure that it will not contact the aluminum
housing and trim the excess wire
5) repeat the above procedure for the ring lug, making sure there is sufficient
space around the ring lug wire where it threads through the channel from the
other side of the housing

Not that I didn't make any mistakes: I read the wire from the right connects to
the tip lug but missed the fact that they said in the above illustration and
assumed they meant as I would install it (as if everyone out there is a
right'ie like me).  So I wondered for a day why the paddle was running
backward.  So I had to do the procedure I outlined above again.  :-)

But it has worked fine ever since.  It is a brilliant design.  I have been
thinking how I can modify it ever so slightly to offer a non-iambic paddle mod
for the so many who seem to want one.  I feel I am almost there.  I will let
you all know as soon as I have a breakthrough.  Perhaps when I finish the
summer house work I will buy another one and work on this as well.  Wayne/Eric,
any chance I can get a spare paddle kit to experiment on?  You can have
whatever design I come up with if you want it.  :-)  Joking.  I'll probably
just buy another KXPD1 and give you guys whatever idea I come up with just the
same if you want it.

dt
.

--- Eric Ward <[hidden email]> wrote:

> I am at the step where you solder the two pieces of hook-up wire to the lugs
> of the stereo plug.  Does anyone have advice about how to best carry that
> out?  
>
>  
>
> Here are the ways I can imagine doing it:
>
> Thread them through the holes in the lugs (with tweezers), solder, and then
> cut off the excess?  
>
> Cut them off first so they can be inserted (just) into the holes in the lugs
> (using tweezers), and then solder?
>
> Bend them so they are in contact with the lugs (but not actually going
> through the holes) solder them, and then cut off the excess?  
>
>  
>
> I would love to benefit from everyone's experience before doing the try try
> again.
>
> Thanks and 73,
>
> Eric
>
> N0HHS
>
>  
>
>  
>
> _______________________________________________
> Elecraft mailing list
> Post to: [hidden email]
> http://mailman.qth.net/mailman/listinfo/elecraft
> You must subscribe to post.
> Subscriber Info (Addr. Change, Unsub etc):
> http://mailman.qth.net/subscribers.htm
> Elecraft page: http://www.elecraft.com
>

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80m "Reflector" problem

Jerry Hancock
In reply to this post by Leigh L. Klotz Jr WA5ZNU
I was aligning the SSB filter settings on my K2 and listening on another
radio.  Once I had it set, I started a QSO on 80m and was making further
adjustments to the filters.  I didn't notice it at first, but I started
hearing the last 5 seconds of my transmissions at approximately S5.
Thinking that someone was recording my voice and playing it back, I
commented to the guy I was speaking with but he couldn't hear it.   We
thought this was strange since on 80m generally, you can hear about anyone.

Over the past few weeks, I have come to determine that there is something
strange going on.  It is happening on two transceivers, the K2 and a Yaesu
FT-897D.  When I key the mic and speak quickly, saying for instance "Test"
and quickly release the PTT, I hear my signal after about 1.52 seconds of
delay.  This is considerably shorter than the 5 seconds of rebroadcast noted
above.  If I send CW, the letter "K", I will get a "K", (dah di dah) back.
If I send a string of dots at 12wpm, I will get at most three dots back.  So
if I send one dot, I get none, two I get one, three I get two, four and
higher I get three.  I can only assume that the first dot is triggering a
repeater?? The reflected signal also increases with power output.  It is
about S5 with 100w and about S8 or so when I run the amp.  It is not a
person recording me since I quickly tuned around the band and even switched
sidebands several times.  The returning signal is always exactly on
frequency.  It doesn't happen on other bands that I am aware of.   It
doesn't happen all the time but lately I noticed it consistently during the
day.

I made several recordings ( I can forward them)  and it looks like the
signal is always approximately 1.52 seconds delayed and lasts about 1
second.  It can't be long path propagation since 1.52 seconds works out to
about 282,000 miles.

My antenna is pointed at a cell tower.  I also have large LORAN towers and
other sea navigation towers about a mile from me.

Anyone ever hear of something like this?  It must be a repeater of some
kind.

Thanks

Jerry, KG6KGP


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RE: 80m "Reflector" problem

Sverre Holm
> I made several recordings ( I can forward them)  and it looks
> like the signal is always approximately 1.52 seconds delayed
> and lasts about 1 second.  It can't be long path propagation
> since 1.52 seconds works out to about 282,000 miles.

It sounds as if you have experienced a long-delayed echo.

But, then 1.5 seconds is longer than the typical LDE on 80 meters. The
usual phenomenon in that band is via a travel path through the
magnetosphere, and a delay of max 0.5 seconds. See phenomenon no. 1 on
http://heim.ifi.uio.no/~sverre/LDE/

--
73,
Sverre

------------------
Sverre Holm, LA3ZA
www.qsl.net/la3za


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RE: KXPD1 assembly question

Eric Ward-3
In reply to this post by David Toepfer
I ended up doing about like Dave sez below, with the modification that I
threaded the wires through the lug holes before attaching the PC
boards--then I screwed them in and pulled the excess wire through the lug
holes with needle nose pliers, being careful not to tighten the wires so
much that they contacted the housing.  Soldering wasn't too bad with a drop
of solder on a fine tip and the lugs (esp. the sleeve lug) bent into the
middle of the cavity a bit.

Like Dave, I brilliantly connected mine backwards--i.e. ended up with a tip
connected to the right paddle and ring connected to the left--hence dits
from the right and dahs from the left.

This I attribute to my being chirally challenged. But it is true, as Dave
points out, that Figs. 5 (b) and (c) show the paddle "upside down" compared
to how it will be attached to the rig for a rightie.  A future manual
revision might note in bold that Fig 5. (c) is "backwards" so other geniuses
like me (and Dave, I guess) do not fall into the same trap.  But then again,
nothing beats actually reading the directions--duh...

73,
Eric
N0HHS

-----Original Message-----
From: David Toepfer [mailto:[hidden email]]
Sent: Monday, June 14, 2004 9:31 PM
To: Eric Ward; [hidden email]
Subject: Re: [Elecraft] KXPD1 assembly question

1) bend the tip lug in at about a 15 degree abgle
2) bend the wire so that it will fit through the hole and solder it in place
with not a lot of solder
3) bend the tip lug back up some while pulling the wire up and bending it at
the solder joint
4) only bend it back enough to ensure that it will not contact the aluminum
housing and trim the excess wire
5) repeat the above procedure for the ring lug, making sure there is
sufficient
space around the ring lug wire where it threads through the channel from the
other side of the housing

Not that I didn't make any mistakes: I read the wire from the right connects
to
the tip lug but missed the fact that they said in the above illustration and
assumed they meant as I would install it (as if everyone out there is a
right'ie like me).  So I wondered for a day why the paddle was running
backward.  So I had to do the procedure I outlined above again.  :-)

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Re: 80m "Reflector" problem

Guy, K2AV
In reply to this post by Sverre Holm
LDE's can be quite long. There were some notable one's reported in the
last WPX contest.

One happened to me. On 40 meters I was working a Guam station from the
east coast, and had been hearing short echoes for a while.

I sent my contest exchange, the other station QSL'd it and sent his
end of contact CQ. That was followed by the LDE of my contest exchange
in its entirety, which he QSL'd again. Which left ME a bit confused
until I figured out what I had heard. Wish I had a recording of that.
Easy to know it was my exchange because WPX exchange has a serial
number in it.

At this point, I'd guess that was delayed by better than two seconds,
but could not say for sure. That would be some number of times going
around the earth.

Over the years I have heard the once around the earth delay many
times. That one takes about the time of a sent dit, and is very
confusing if you are using QSK. These can be very strong, and have
heard it using the FT1000MP barefoot. Most often whatever path it is
lasts 3-4-5 minutes and fades away.

73, Guy.

----- Original Message -----
From: "Sverre Holm" <[hidden email]>
To: <[hidden email]>; <[hidden email]>
Sent: Tuesday, June 15, 2004 3:16 AM
Subject: RE: [Elecraft] 80m "Reflector" problem


> > I made several recordings ( I can forward them)  and it looks
> > like the signal is always approximately 1.52 seconds delayed
> > and lasts about 1 second.  It can't be long path propagation
> > since 1.52 seconds works out to about 282,000 miles.
>
> It sounds as if you have experienced a long-delayed echo.
>
> But, then 1.5 seconds is longer than the typical LDE on 80 meters.
The
> usual phenomenon in that band is via a travel path through the
> magnetosphere, and a delay of max 0.5 seconds. See phenomenon no. 1
on
> http://heim.ifi.uio.no/~sverre/LDE/
>
> --
> 73,
> Sverre

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RE: KXPD1 assembly question

Ed Parish K1EP
In reply to this post by Eric Ward-3
At 6/15/2004 09:58 AM, Eric Ward wrote:
>I ended up doing about like Dave sez below, with the modification that I
>threaded the wires through the lug holes before attaching the PC
>boards--then I screwed them in and pulled the excess wire through the lug
>holes with needle nose pliers, being careful not to tighten the wires so
>much that they contacted the housing.  Soldering wasn't too bad with a drop
>of solder on a fine tip and the lugs (esp. the sleeve lug) bent into the
>middle of the cavity a bit.

I believe that I soldered the wires onto the PC board first and trimmed them to length.  Then I carefully bent about 1/16" or so of the end of the wire at a right angle.  I had the lugs on the plug arranged to make it easy to get my soldering iron in there.  Then I used a very thin needle nose pliers and hooked the wire onto the lugs and soldered.  

>Like Dave, I brilliantly connected mine backwards--i.e. ended up with a tip
>connected to the right paddle and ring connected to the left--hence dits
>from the right and dahs from the left.

Software corrects for hardware mistakes.  You can rewire the paddle or just change the left-rightness with the appropriate menu setting.


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RE: 80m "Reflector" problem

Jerry Hancock
In reply to this post by Guy, K2AV
Thanks for the response.  If it is an LDE, it is awfully consistent.  I can
hear it all the time now on 80m, at least for the past three days.

Jerry , KG6KGP

-----Original Message-----
From: Guy Olinger, K2AV [mailto:[hidden email]]
Sent: Tuesday, June 15, 2004 3:10 PM
To: [hidden email]; [hidden email]; [hidden email]
Subject: Re: [Elecraft] 80m "Reflector" problem

LDE's can be quite long. There were some notable one's reported in the
last WPX contest.

One happened to me. On 40 meters I was working a Guam station from the
east coast, and had been hearing short echoes for a while.

I sent my contest exchange, the other station QSL'd it and sent his
end of contact CQ. That was followed by the LDE of my contest exchange
in its entirety, which he QSL'd again. Which left ME a bit confused
until I figured out what I had heard. Wish I had a recording of that.
Easy to know it was my exchange because WPX exchange has a serial
number in it.

At this point, I'd guess that was delayed by better than two seconds,
but could not say for sure. That would be some number of times going
around the earth.

Over the years I have heard the once around the earth delay many
times. That one takes about the time of a sent dit, and is very
confusing if you are using QSK. These can be very strong, and have
heard it using the FT1000MP barefoot. Most often whatever path it is
lasts 3-4-5 minutes and fades away.

73, Guy.

----- Original Message -----
From: "Sverre Holm" <[hidden email]>
To: <[hidden email]>; <[hidden email]>
Sent: Tuesday, June 15, 2004 3:16 AM
Subject: RE: [Elecraft] 80m "Reflector" problem


> > I made several recordings ( I can forward them)  and it looks
> > like the signal is always approximately 1.52 seconds delayed
> > and lasts about 1 second.  It can't be long path propagation
> > since 1.52 seconds works out to about 282,000 miles.
>
> It sounds as if you have experienced a long-delayed echo.
>
> But, then 1.5 seconds is longer than the typical LDE on 80 meters.
The
> usual phenomenon in that band is via a travel path through the
> magnetosphere, and a delay of max 0.5 seconds. See phenomenon no. 1
on
> http://heim.ifi.uio.no/~sverre/LDE/
>
> --
> 73,
> Sverre

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Re: KXPD1 assembly question

kc8tya
In reply to this post by Eric Ward-3
Eric,
     I was a bit worried about that part too, it was tricky. I actually bend
the pins slightly so they were away from the wall. Also I trimmed before
inserting because I was not sure how I would do it afterwards. My only
concern is that those wires are exposed, and could be bumbed to short out
with each other or the base. I was considering using some plastidip or
something to secure and insulate them in the hole. Anyone else do anything
similar?


Mohan


KC8TYA

===========================
Message: 7
Date: Mon, 14 Jun 2004 11:52:05 -0400
From: "Eric Ward" <[hidden email]>
Subject: [Elecraft] KXPD1 assembly question
To: <[hidden email]>
Message-ID: <20040614155338.MAKV2198.out012.verizon.net@eward>
Content-Type: text/plain; charset="us-ascii"

I am at the step where you solder the two pieces of hook-up wire to the lugs
of the stereo plug.  Does anyone have advice about how to best carry that
out?  

 

Here are the ways I can imagine doing it:

Thread them through the holes in the lugs (with tweezers), solder, and then
cut off the excess?  

Cut them off first so they can be inserted (just) into the holes in the lugs
(using tweezers), and then solder?

Bend them so they are in contact with the lugs (but not actually going
through the holes) solder them, and then cut off the excess?  

 

I would love to benefit from everyone's experience before doing the try try
again.

Thanks and 73,

Eric

N0HHS

 

--
WOW! Homepage (http://www.wowway.com)

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Re: 80m "Reflector" problem

Vic K2VCO
In reply to this post by Jerry Hancock
Jerry Hancock wrote:

> Thanks for the response.  If it is an LDE, it is awfully consistent.  I can
> hear it all the time now on 80m, at least for the past three days.

If you hear it during the day, it most assuredly isn't any kind of
ionospheric reflection or echo, since the D-layer absorbtion on 80
meters is too high to permit this.  It really does sound like some kind
of transponder.

--
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco


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