Re: [Elecraft] [K3] DC Power cable [END of Thread]

2010-07-26 Thread Eric Swartz - WA6HHQ, Elecraft
Let's end this thread as it is a repeat of the periodic APP thread on 
this list and others. (Sort of like the CW/Non-CW tes threads etc. ;-)

Searching the list archives for the word 'APP' at 
http://www.elecraft.com/elist.html will yield a plethora of APP information.

73, Eric  WA6HHQ
Elecraft List Modulator
---


On 7/26/2010 12:38 PM, AB3EN wrote:
> "power-poles do not offer sufficient resistance to disconnecting in my
> opinion.  The professional made cable is plugged into the factory
> installed connector on the back of the K3.  They come apart
> (disconnect) if I move the radio. "
>
> I use a small tie wrap that goes through the roll pin holes in both
> connectors and holds them together until I cut the tie wrap. Quick easy and
> fool proof ( and I should know about the fool part).
> Dan AB3EN
>
>
> -
>
> Dan AB3EN
>
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Re: [Elecraft] [K3] DC Power cable

2010-07-26 Thread AB3EN

"power-poles do not offer sufficient resistance to disconnecting in my
opinion.  The professional made cable is plugged into the factory
installed connector on the back of the K3.  They come apart
(disconnect) if I move the radio. "

I use a small tie wrap that goes through the roll pin holes in both
connectors and holds them together until I cut the tie wrap. Quick easy and
fool proof ( and I should know about the fool part).
Dan AB3EN


-

Dan AB3EN
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Re: [Elecraft] [K3] DC Power cable

2010-07-26 Thread Edward R. Cole
I only have two power-pole connected radios (K3 and FT-817).  I just 
tested the resistance to separating the mated connectors and it sure 
doesn't take much to disconnect them (certainly could not support the 
weight of the radio).  They are either commercially built cables or 
ones that I assembled.  The ones I built definitely snapped into the 
shell (extremely hard to extract and requires using a small 
screwdriver to pry up the metal connector to release).

Power-poles do not offer sufficient resistance to disconnecting in my 
opinion.  The professional made cable is plugged into the factory 
installed connector on the back of the K3.  They come apart 
(disconnect) if I move the radio.

The only connectors of this style that I have seen to have a strong 
connection were on marine HF radios (SEA222) and were physically 
larger (blue in color).  They were rated for 45amp and were a bitch 
to pull off the radio.  But not so these red/black power-poles.

This is "exactly" why they are not favored for certain commercial use 
(never found in aviation).  I'll bet not used by military.

I will only use them on radio equipment that is subject to being used 
in different locations and/or require compatibility to other ham 
radio installations (field day, etc.).  I'm sticking to using barrier 
terminal strips for my permanent wiring and threaded mil-spec 
connectors on equipment that is subject to 
movement/vibration/dust-dirt-moisture.

73, Ed
my opinion shaped by 45-years experience in mobile two-way radio
-

Message: 12
Date: Sun, 25 Jul 2010 19:08:13 -0400
From: Don Wilhelm 
Subject: Re: [Elecraft] [K3] DC Power cable
To: Brett Howard 
Cc: "elecraft@mailman.qth.net" 
Message-ID: <4c4cc3dd.7080...@embarqmail.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed

Brett,

You are correct, I read the wrong item on the data sheet.
But still, there are two of them on the K3 cable, and I just tested a
pair.  It took oveer 8 pounds of weight to dislodge the connection.
The weight of a fully loaded K3 is 8.5 pounds, so you could not quite
hold the K3 up with the power cord, but the basic K3/10 should be able
to dangle on the power cord without breaking the connection (but, I am
certainly not going to try that with MY K3 :-) ).

73,
Don W3FPR

Brett Howard wrote:
 > Thats 25 pounds of pull to pull the metal bit out of the plastic bit...
 > But it should require 3-5 pounds (depending on what connector detent
  ...snip...
 > This list hosted by: http://www.qsl.net
 > Please help support this email list: http://www.qsl.net/donate.html



73, Ed - KL7UW, WD2XSH/45
==
BP40IQ   500 KHz - 10-GHz   www.kl7uw.com
EME: 144-QRT*, 432-100w, 1296-QRT*, 3400-fall 2010
DUBUS Magazine USA Rep dubus...@hotmail.com
==
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Re: [Elecraft] [K3] DC Power cable

2010-07-26 Thread Edward R. Cole
Susan,

I was using a heavy-duty (#10) power cord with power-pole connectors 
with my K3 and the weight of the wire would pull the connector 
loose.  One of the connectors was pulled off the wire (which was 
crimped by the mfr and not soldered) so it is in my "to be repaired 
bin" and I made a lighter power cable (#14) with the 15amp power-pole 
connector supplied with the K3 kit (since I have only the 
K3/10).  But to ensure it will not be pulled, I tywrap the cable to 
the back of my radio table which I  have lined with ordinary peg 
board (fiber board with an array of holes for inserting hangers).  I 
just loop the tywrap thru two adjacent holes and tie the cable to the 
board at several points over to the 13.8v power distribution terminal 
strip (bolted to the peg board).

In fact all my station wiring and permanent coax runs are secured to 
the peg board.  It helps to control the "rats nest" effect.

Hope that helps!
73, ED - KL7UW

PS: My website is down temporarily but I have photos of the peg 
board/wiring on there.

--

Message: 2
Date: Sun, 25 Jul 2010 10:15:48 -0700 (PDT)
From: ussv dharma 
Subject: Re: [Elecraft] [K3] DC Power cable
To: "elecraft@mailman.qth.net" ,  Jim Brown
 
Message-ID: <34809.83135...@web65715.mail.ac4.yahoo.com>
Content-Type: text/plain; charset=iso-8859-1

The power pole connector cable I recd with my k3 has no place for a pin.

The darned thing keeps disconnecting.


HELP


Great Grandmaw Susan



73, Ed - KL7UW, WD2XSH/45
==
BP40IQ   500 KHz - 10-GHz   www.kl7uw.com
EME: 144-QRT*, 432-100w, 1296-QRT*, 3400-fall 2010
DUBUS Magazine USA Rep dubus...@hotmail.com
==
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Re: [Elecraft] [K3] DC Power cable

2010-07-26 Thread Jim W6LG

Anderson PowerPoles, wire and accessories can also be purchased from
www.hamcq73.com, www.NewHamStore.com and www.PowerPoleHQ.com.  

73, Jim Heath W6LG  K3 #629
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Re: [Elecraft] [K3] DC Power cable

2010-07-26 Thread JIM DAVIS
On Sun, 25 Jul 2010 15:09:14 -0700
  Brett Howard  wrote:
> Thats 25 pounds of pull to pull the metal bit out of the plastic bit...
> But it should require 3-5 pounds (depending on what connector detent
> style you have) of force before a mated connection separates.
> 
> ~Brett (N7MG)
> 
> On Sun, 2010-07-25 at 13:28 -0400, Don Wilhelm wrote:
>> Susan,
>> 
>> That usually means the APP was not assembled properly.  Make certain the 
>> blades are fully inserted into the housing.  The blades must latch over 
>> the spring fingers that are in the housing and it takes a good push with 
>> a thin screwdriver or other tool to seat properly.  When properly 
>> assembled, it takes about a 25 pound pull to disengage them.
>> If you assembled your K3 from a kit, check the connector on the K3 as 
>> well as the one on the cable - OR just check it anyway, there is always 
>> a chance that a factory assembler did not push hard enough to lock the 
>> blade.
>> 
>> If you mean that the red and black housings come apart, put a drop of 
>> superglue on the mating surfaces and they should be tight.  There is a 
>> hole intended for a roll-pin, but often the roll pin comes out and gets 
>> into places no metal should be, so if you do use a roll-pin, secure it 
>> with a bit of superglue.
>> 
>> 73,
>> Don W3FPR
>> 
>> ussv dharma wrote:
>> > The power pole connector cable I recd with my k3 has no place for a pin.
>> >
>> > The darned thing keeps disconnecting.
>> >
>> >
>> > HELP
>> >
>> >
>> > Great Grandmaw Susan
>> >
>> > If you don't change direction you WILL arrive exactly where you're 
>> > headed!! Susan Meckley, 
>>Skipper W7KFI-mm  AFA9SM USSV DHARMA 
>> >
>> >
>> > --- On Sun, 7/25/10, Jim Brown  wrote:
>> >
>> >   
>> >> From: Jim Brown 
>> >> Subject: Re: [Elecraft] [K3] DC Power cable
>> >> To: "elecraft@mailman.qth.net" 
>> >> Date: Sunday, July 25, 2010, 6:41 AM
>> >> On Sat, 24 Jul 2010 11:13:22 -0700
>> >> (PDT), ab2tc wrote:
>> >>
>> >> 
>> >>> Where should I look for a top quality connector? 
>> >>>   
>> >> I've converted all of my DC wiring to Power Poles, so I've
>> >> put 
>> >> together more than a hundred of these connectors. There are
>> >> three 
>> >> sizes of pins that fit the red and black shells used by
>> >> Elecraft. 
>> >> The small size is best for wires smaller than #18; the
>> >> middle size 
>> >> (most common) works up to #12, the larger size goes up to
>> >> #8 (and 
>> >> can be a very snug fit in the shell). I've always bought
>> >> them from 
>> >> hamfest vendors, but there are several vendors who
>> >> advertise in QST 
>> >> who sell them. They usually come in packs of ten, or ten
>> >> pairs. I've 
>> >> never crimped them, always soldered.
>> >>
>> >> Remember that voltage drop is proportional to length, so
>> >> shorter is 
>> >> better. 
>> >>
>> >> 73, Jim K9YC

Jim,

Something else that should be noted, and obviously not everyone is PERFECT is 
that the size of the 
Wire-connector lug has to generally fit the gauge of wire that your using! I 
made that mistake for 
whatever reason and we had to "RE=WORK" all of our power-pole connections 
within our JEEP! 
Everything is now great but it's another "lesson learned" because we were in a 
hurry and trying to 
do it on the "cheap!"

Jim/nn6ee


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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Don Wilhelm
Brett,

You are correct, I read the wrong item on the data sheet.
But still, there are two of them on the K3 cable, and I just tested a 
pair.  It took oveer 8 pounds of weight to dislodge the connection.   
The weight of a fully loaded K3 is 8.5 pounds, so you could not quite 
hold the K3 up with the power cord, but the basic K3/10 should be able 
to dangle on the power cord without breaking the connection (but, I am 
certainly not going to try that with MY K3 :-) ).

73,
Don W3FPR

Brett Howard wrote:
> Thats 25 pounds of pull to pull the metal bit out of the plastic bit...
> But it should require 3-5 pounds (depending on what connector detent
> style you have) of force before a mated connection separates.
>
> ~Brett (N7MG)
>
> On Sun, 2010-07-25 at 13:28 -0400, Don Wilhelm wrote:
>   
>> Susan,
>>
>> That usually means the APP was not assembled properly.  Make certain the 
>> blades are fully inserted into the housing.  The blades must latch over 
>> the spring fingers that are in the housing and it takes a good push with 
>> a thin screwdriver or other tool to seat properly.  When properly 
>> assembled, it takes about a 25 pound pull to disengage them.
>> If you assembled your K3 from a kit, check the connector on the K3 as 
>> well as the one on the cable - OR just check it anyway, there is always 
>> a chance that a factory assembler did not push hard enough to lock the 
>> blade.
>>
>> If you mean that the red and black housings come apart, put a drop of 
>> superglue on the mating surfaces and they should be tight.  There is a 
>> hole intended for a roll-pin, but often the roll pin comes out and gets 
>> into places no metal should be, so if you do use a roll-pin, secure it 
>> with a bit of superglue.
>>
>> 73,
>> Don W3FPR
>>
>> ussv dharma wrote:
>> 
>>> The power pole connector cable I recd with my k3 has no place for a pin.
>>>
>>> The darned thing keeps disconnecting.
>>>
>>>
>>> HELP
>>>
>>>
>>> Great Grandmaw Susan
>>>
>>> If you don't change direction you WILL arrive exactly where you're headed!! 
>>> Susan Meckley, Skipper W7KFI-mm  AFA9SM USSV DHARMA 
>>>
>>>
>>> --- On Sun, 7/25/10, Jim Brown  wrote:
>>>
>>>   
>>>   
>>>> From: Jim Brown 
>>>> Subject: Re: [Elecraft] [K3] DC Power cable
>>>> To: "elecraft@mailman.qth.net" 
>>>> Date: Sunday, July 25, 2010, 6:41 AM
>>>> On Sat, 24 Jul 2010 11:13:22 -0700
>>>> (PDT), ab2tc wrote:
>>>>
>>>> 
>>>> 
>>>>> Where should I look for a top quality connector? 
>>>>>   
>>>>>   
>>>> I've converted all of my DC wiring to Power Poles, so I've
>>>> put 
>>>> together more than a hundred of these connectors. There are
>>>> three 
>>>> sizes of pins that fit the red and black shells used by
>>>> Elecraft. 
>>>> The small size is best for wires smaller than #18; the
>>>> middle size 
>>>> (most common) works up to #12, the larger size goes up to
>>>> #8 (and 
>>>> can be a very snug fit in the shell). I've always bought
>>>> them from 
>>>> hamfest vendors, but there are several vendors who
>>>> advertise in QST 
>>>> who sell them. They usually come in packs of ten, or ten
>>>> pairs. I've 
>>>> never crimped them, always soldered.
>>>>
>>>> Remember that voltage drop is proportional to length, so
>>>> shorter is 
>>>> better. 
>>>>
>>>> 73, Jim K9YC
>>>>
>>>>
>>>>
>>>> __
>>>> Elecraft mailing list
>>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>>>> Help: http://mailman.qth.net/mmfaq.htm
>>>> Post: mailto:Elecraft@mailman.qth.net
>>>>
>>>> This list hosted by: http://www.qsl.net
>>>> Please help support this email list: http://www.qsl.net/donate.html
>>>>
>>>> 
>>>> 
>>> __
>>> Elecraft mailing list
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>>> Post: mailto:Elecraft@mailman.qth.net
>>>
>>&g

Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Brett Howard
Thats 25 pounds of pull to pull the metal bit out of the plastic bit...
But it should require 3-5 pounds (depending on what connector detent
style you have) of force before a mated connection separates.

~Brett (N7MG)

On Sun, 2010-07-25 at 13:28 -0400, Don Wilhelm wrote:
> Susan,
> 
> That usually means the APP was not assembled properly.  Make certain the 
> blades are fully inserted into the housing.  The blades must latch over 
> the spring fingers that are in the housing and it takes a good push with 
> a thin screwdriver or other tool to seat properly.  When properly 
> assembled, it takes about a 25 pound pull to disengage them.
> If you assembled your K3 from a kit, check the connector on the K3 as 
> well as the one on the cable - OR just check it anyway, there is always 
> a chance that a factory assembler did not push hard enough to lock the 
> blade.
> 
> If you mean that the red and black housings come apart, put a drop of 
> superglue on the mating surfaces and they should be tight.  There is a 
> hole intended for a roll-pin, but often the roll pin comes out and gets 
> into places no metal should be, so if you do use a roll-pin, secure it 
> with a bit of superglue.
> 
> 73,
> Don W3FPR
> 
> ussv dharma wrote:
> > The power pole connector cable I recd with my k3 has no place for a pin.
> >
> > The darned thing keeps disconnecting.
> >
> >
> > HELP
> >
> >
> > Great Grandmaw Susan
> >
> > If you don't change direction you WILL arrive exactly where you're headed!! 
> > Susan Meckley, Skipper W7KFI-mm  AFA9SM                 USSV DHARMA 
> >
> >
> > --- On Sun, 7/25/10, Jim Brown  wrote:
> >
> >   
> >> From: Jim Brown 
> >> Subject: Re: [Elecraft] [K3] DC Power cable
> >> To: "elecraft@mailman.qth.net" 
> >> Date: Sunday, July 25, 2010, 6:41 AM
> >> On Sat, 24 Jul 2010 11:13:22 -0700
> >> (PDT), ab2tc wrote:
> >>
> >> 
> >>> Where should I look for a top quality connector? 
> >>>   
> >> I've converted all of my DC wiring to Power Poles, so I've
> >> put 
> >> together more than a hundred of these connectors. There are
> >> three 
> >> sizes of pins that fit the red and black shells used by
> >> Elecraft. 
> >> The small size is best for wires smaller than #18; the
> >> middle size 
> >> (most common) works up to #12, the larger size goes up to
> >> #8 (and 
> >> can be a very snug fit in the shell). I've always bought
> >> them from 
> >> hamfest vendors, but there are several vendors who
> >> advertise in QST 
> >> who sell them. They usually come in packs of ten, or ten
> >> pairs. I've 
> >> never crimped them, always soldered.
> >>
> >> Remember that voltage drop is proportional to length, so
> >> shorter is 
> >> better. 
> >>
> >> 73, Jim K9YC
> >>
> >>
> >>
> >> __
> >> Elecraft mailing list
> >> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> >> Help: http://mailman.qth.net/mmfaq.htm
> >> Post: mailto:Elecraft@mailman.qth.net
> >>
> >> This list hosted by: http://www.qsl.net
> >> Please help support this email list: http://www.qsl.net/donate.html
> >>
> >> 
> >
> > __
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> >
> >   
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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Tom Hammond
Hi Susan:

The pin inserts BETWEEN the RED and BLACK connector, NOT between the 
PAIRS of them.

If your APP connector separated from the radio too easily, there's an 
all too good chance that one of the (4) connectors is not fully 
'seated' with its mate and is a fraction of an inch ahead of (or 
behind) the other connector of the pair.

Another possibility is that (particularly on the power cable end) one 
(or both) of the push-in connector contacts has not been fully seated 
to the point that it has successfully (and completely) slipped over 
the leaf spring in each of the plastic housings.  It MUST LOCK over 
the front of the leaf spring or it will not allow the 2-connector 
assembly to seat properly.

If you wish, I can send you some illustrations of properly seated APP 
contacts, but I can't send 'em thru the reflector (which doesn't 
support file attachments OR embedded images).

73,

Tom Hammond   N0SS

At 12:15 07/25/2010, you wrote:
>The power pole connector cable I recd with my k3 has no place for a pin.
>
>The darned thing keeps disconnecting.
>
>
>HELP
>
>
>Great Grandmaw Susan
>
>If you don't change direction you WILL arrive exactly where you're 
>headed!! Susan Meckley, Skipper 
>W7KFI-mm  AFA9SM USSV DHARMA
>
>
>--- On Sun, 7/25/10, Jim Brown  wrote:
>
> > From: Jim Brown 
> > Subject: Re: [Elecraft] [K3] DC Power cable
> > To: "elecraft@mailman.qth.net" 
> > Date: Sunday, July 25, 2010, 6:41 AM
> > On Sat, 24 Jul 2010 11:13:22 -0700
> > (PDT), ab2tc wrote:
> >
> > >Where should I look for a top quality connector?
> >
> > I've converted all of my DC wiring to Power Poles, so I've
> > put
> > together more than a hundred of these connectors. There are
> > three
> > sizes of pins that fit the red and black shells used by
> > Elecraft.
> > The small size is best for wires smaller than #18; the
> > middle size
> > (most common) works up to #12, the larger size goes up to
> > #8 (and
> > can be a very snug fit in the shell). I've always bought
> > them from
> > hamfest vendors, but there are several vendors who
> > advertise in QST
> > who sell them. They usually come in packs of ten, or ten
> > pairs. I've
> > never crimped them, always soldered.
> >
> > Remember that voltage drop is proportional to length, so
> > shorter is
> > better.
> >
> > 73, Jim K9YC
> >
> >
> >
> > __
> > Elecraft mailing list
> > Home: http://mailman.qth.net/mailman/listinfo/elecraft
> > Help: http://mailman.qth.net/mmfaq.htm
> > Post: mailto:Elecraft@mailman.qth.net
> >
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> >
>
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[Elecraft] [K3] DC Power cable

2010-07-25 Thread Paul Kirley
When assembling APP connectors, I prefer to jam a wooden toothpick 
tightly into the hole and cut off both ends.  No risk of a short.

73, Paul W8TM


Don W3FPR sed:
If you mean that the red and black housings come apart, put a drop of 
superglue on the mating surfaces and they should be tight.  There is a 
hole intended for a roll-pin, but often the roll pin comes out and gets 
into places no metal should be, so if you do use a roll-pin, secure it 
with a bit of superglue.


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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Phil Kane
On 7/25/2010 10:28 AM, Don Wilhelm wrote:

> If you mean that the red and black housings come apart, put a
> drop of superglue on the mating surfaces and they should be
> tight.  There is a hole intended for a roll-pin, but often the
> roll pin comes out and gets into places no metal should be, so if
> you do use a roll-pin, secure it with a bit of superglue.

  I have found that using the smallest size cable tie
  a.k.a."Ty-Rap" (tm) through the holes serves to keep the
  connectors together and the bodies from separating.  Easy
  enough to separate if needed.

--  73 de K2ASP - Phil Kane
Elecraft K2/100   s/n 5402

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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Phil & Debbie Salas
I buy my PowerPole stuff at http://www.connex-electronics.com/.

Phil - AD5X
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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Don Wilhelm
Susan,

That usually means the APP was not assembled properly.  Make certain the 
blades are fully inserted into the housing.  The blades must latch over 
the spring fingers that are in the housing and it takes a good push with 
a thin screwdriver or other tool to seat properly.  When properly 
assembled, it takes about a 25 pound pull to disengage them.
If you assembled your K3 from a kit, check the connector on the K3 as 
well as the one on the cable - OR just check it anyway, there is always 
a chance that a factory assembler did not push hard enough to lock the 
blade.

If you mean that the red and black housings come apart, put a drop of 
superglue on the mating surfaces and they should be tight.  There is a 
hole intended for a roll-pin, but often the roll pin comes out and gets 
into places no metal should be, so if you do use a roll-pin, secure it 
with a bit of superglue.

73,
Don W3FPR

ussv dharma wrote:
> The power pole connector cable I recd with my k3 has no place for a pin.
>
> The darned thing keeps disconnecting.
>
>
> HELP
>
>
> Great Grandmaw Susan
>
> If you don't change direction you WILL arrive exactly where you're headed!! 
> Susan Meckley, Skipper W7KFI-mm  AFA9SM USSV DHARMA 
>
>
> --- On Sun, 7/25/10, Jim Brown  wrote:
>
>   
>> From: Jim Brown 
>> Subject: Re: [Elecraft] [K3] DC Power cable
>> To: "elecraft@mailman.qth.net" 
>> Date: Sunday, July 25, 2010, 6:41 AM
>> On Sat, 24 Jul 2010 11:13:22 -0700
>> (PDT), ab2tc wrote:
>>
>> 
>>> Where should I look for a top quality connector? 
>>>   
>> I've converted all of my DC wiring to Power Poles, so I've
>> put 
>> together more than a hundred of these connectors. There are
>> three 
>> sizes of pins that fit the red and black shells used by
>> Elecraft. 
>> The small size is best for wires smaller than #18; the
>> middle size 
>> (most common) works up to #12, the larger size goes up to
>> #8 (and 
>> can be a very snug fit in the shell). I've always bought
>> them from 
>> hamfest vendors, but there are several vendors who
>> advertise in QST 
>> who sell them. They usually come in packs of ten, or ten
>> pairs. I've 
>> never crimped them, always soldered.
>>
>> Remember that voltage drop is proportional to length, so
>> shorter is 
>> better. 
>>
>> 73, Jim K9YC
>>
>>
>>
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>>
>> 
>
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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread ussv dharma
The power pole connector cable I recd with my k3 has no place for a pin.

The darned thing keeps disconnecting.


HELP


Great Grandmaw Susan

If you don't change direction you WILL arrive exactly where you're 
headed!! Susan Meckley, Skipper W7KFI-mm  AFA9SM USSV 
DHARMA 


--- On Sun, 7/25/10, Jim Brown  wrote:

> From: Jim Brown 
> Subject: Re: [Elecraft] [K3] DC Power cable
> To: "elecraft@mailman.qth.net" 
> Date: Sunday, July 25, 2010, 6:41 AM
> On Sat, 24 Jul 2010 11:13:22 -0700
> (PDT), ab2tc wrote:
> 
> >Where should I look for a top quality connector? 
> 
> I've converted all of my DC wiring to Power Poles, so I've
> put 
> together more than a hundred of these connectors. There are
> three 
> sizes of pins that fit the red and black shells used by
> Elecraft. 
> The small size is best for wires smaller than #18; the
> middle size 
> (most common) works up to #12, the larger size goes up to
> #8 (and 
> can be a very snug fit in the shell). I've always bought
> them from 
> hamfest vendors, but there are several vendors who
> advertise in QST 
> who sell them. They usually come in packs of ten, or ten
> pairs. I've 
> never crimped them, always soldered.
> 
> Remember that voltage drop is proportional to length, so
> shorter is 
> better. 
> 
> 73, Jim K9YC
> 
> 
> 
> __
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
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> This list hosted by: http://www.qsl.net
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> 

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Re: [Elecraft] [K3] DC Power cable

2010-07-25 Thread Jim Brown
On Sat, 24 Jul 2010 11:13:22 -0700 (PDT), ab2tc wrote:

>Where should I look for a top quality connector? 

I've converted all of my DC wiring to Power Poles, so I've put 
together more than a hundred of these connectors. There are three 
sizes of pins that fit the red and black shells used by Elecraft. 
The small size is best for wires smaller than #18; the middle size 
(most common) works up to #12, the larger size goes up to #8 (and 
can be a very snug fit in the shell). I've always bought them from 
hamfest vendors, but there are several vendors who advertise in QST 
who sell them. They usually come in packs of ten, or ten pairs. I've 
never crimped them, always soldered.

Remember that voltage drop is proportional to length, so shorter is 
better. 

73, Jim K9YC



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Re: [Elecraft] [K3] DC Power cable

2010-07-24 Thread KF4VTT

Knut,

Elecraft sells them.  

Part# APPCON on  http://www.elecraft.com/order_form_parts.htm
http://www.elecraft.com/order_form_parts.htm 

Several other vendors carry them if you want to buy in bulk.  

http://www.powerwerx.com/anderson-powerpoles/powerpole-sets/
http://www.powerwerx.com/anderson-powerpoles/powerpole-sets/ 

73,
Doug KF4VTT
http://home.mebtel.net/~kf4vtt/ http://home.mebtel.net/~kf4vtt/ 
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[Elecraft] [K3] DC Power cable

2010-07-24 Thread ab2tc

Hi all,

I am looking to replace the DC power cable that came with my K3. It is
rather small gage and way longer than I need. I have found a candidate
replacement wire in my junk box which I think is leftover wire from
shortening the power cable from my IC-718 or IC-7200. It's at least 12 gage,
possibly 10, way heftier than the Elecraft cable. So all I need is a new APP
connector. Where should I look for a top quality connector? I will be
soldering the connection. I will not be spending the money for a crimper and
I am a skeptic about the claimed superiority of crimped connections anyway.
Vibration is not an issue in my shack installation.

AB2TC - Knut
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