[time-nuts] DC distribution

Sun Oct 6 14:31:03 UTC 2019

Hi

On the typical West Mountain setup, the cable that goes from the power supply into 
the device tends to stay in place a *long* time. The other stuff gets moved around
allot. Indeed my preference is for the “newer” designs that don’t bring power in on 
a Power Pole.

Bob

> On Oct 5, 2019, at 8:11 PM, Jeremy Nichols <jn6wfo at gmail.com> wrote:
> 
> For a connection that remains undisturbed for 20 to 30 years, could you get
> by with no connector at all?
> 
> 
> On Sat, Oct 5, 2019 at 6:03 PM Bob kb8tq <kb8tq at n1k.org> wrote:
> 
>> Hi
>> 
>> The biggest “issue” I’ve seen with Power Poles is that after being mated
>> for 20 to 30
>> years they start to loose the spring force that holds them together.
>> 
>> Bob
>> 
>>> On Oct 5, 2019, at 11:45 AM, John Ackermann N8UR <jra at febo.com> wrote:
>>> 
>>> One thing the PowerPole tool does is provide a little cavity for the
>>> blade to go, so it keeps the depth of the crimp and also the angle where
>>> they should be.
>>> 
>>> On 10/5/19 7:24 AM, Adrian Godwin wrote:
>>>> I used powerpoles on a project and tried to use a crimping tool I had to
>>>> hand. Amphenol, I think. It appeared to be the right size but ended up
>>>> bending the terminal badly where it changes from circular to flat. The
>>>> results were unreliable and I ended up soldering (though adding
>> sleeving,
>>>> which together with the natural bend-restriction on the shell has mostly
>>>> avoided stiffening the wire where it's most vulnerable).
>>>> 
>>>> I know some crimp terminal are very fussy about the tool used but it's
>>>> usually the miniature ones like JST. Does the powerpole terminal need a
>>>> powerpole-specific crimp tool ? I note that the West Mountain tool
>> seems to
>>>> be branded by themselves rather than Anderson, but I can't tell if it's
>>>> generic or made to their specs.
>>>> 
>>>> On Sat, Oct 5, 2019 at 2:00 AM John Ackermann N8UR <jra at febo.com>
>> wrote:
>>>> 
>>>>> Not a perfect solution, but for semi-permanent connections you can run
>> a
>>>>> small tie-wrap lengthwise so the ends pass through the space between
>> where
>>>>> the wires on each end split and the body.  Cinch it tight and the
>>>>> connectors won't come apart without cutting the tie wrap.
>>>>> 
>>>>> On Oct 4, 2019, 7:04 PM, at 7:04 PM, Taka Kamiya via time-nuts <
>>>>> time-nuts at lists.febo.com> wrote:
>>>>>> I used to use power pole, too but they don't lock firmly enough for my
>>>>>> liking.  So I don't use them anymore.  It would be perfect if there is
>>>>>> an option to add positive locking mechanism of some kind.
>>>>>> 
>>>>>> ---------------------------------------
>>>>>> (Mr.) Taka Kamiya
>>>>>> KB4EMF / ex JF2DKG
>>>>>> 
>>>>>> 
>>>>>> On Friday, October 4, 2019, 4:06:50 PM EDT, Didier Juges
>>>>>> <shalimr9 at gmail.com> wrote:
>>>>>> 
>>>>>> That's what I do too. I do use Power Pole for my ham stuff that draws
>>>>>> high
>>>>>> current but for all the <2A 12V stuff the 5.1mm barrel connector with
>>>>>> positive center is hard to beat because I have so many power sources
>>>>>> and
>>>>>> equipment already wired for it. I am not ready to rewire all the off
>>>>>> the
>>>>>> shelf equipment that came with one of those.
>>>>>> 
>>>>>> Power Pole are convenient for batteries though because you can use the
>>>>>> connector to charge the battery or use it as a source.
>>>>>> 
>>>>>> Didier KO4BB
>>>>>> 
>>>>>> On Fri, Oct 4, 2019, 2:01 PM Taka Kamiya via time-nuts <
>>>>>> time-nuts at lists.febo.com> wrote:
>>>>>> 
>>>>>>> Mine is very simple....
>>>>>>> USB connector for 5VBarrel connector 5.5/2.1mm for 12VTerminal strip
>>>>>> for
>>>>>>> 24V
>>>>>>> None of them are high power devices.
>>>>>>> 
>>>>>>> ---------------------------------------
>>>>>>> (Mr.) Taka Kamiya
>>>>>>> KB4EMF / ex JF2DKG
>>>>>>> 
>>>>>>> 
>>>>>>>  On Friday, October 4, 2019, 2:03:55 AM EDT, Bill Dailey <
>>>>>>> docdailey at gmail.com> wrote:
>>>>>>> 
>>>>>>> Setting up a new workbench and am wondering what wisdom people can
>>>>>>> offer.  I am powering numerous synthesizers (5v), small receivers
>>>>>> (5v),
>>>>>>> Upconverters (5v), larger receivers (12v), fury Gpsdo’s.. etc.
>>>>>> anyone use
>>>>>>> something neat and not real expensive for distributing 5v and 12v.  I
>>>>>> am
>>>>>>> hoping for a long COTS pcb with fusing and maybe holes for plugs.
>>>>>>> 
>>>>>>> Any insights?
>>>>>>> 
>>>>>>> Bill
>>>>>>> 
>>>>>>> Bill Dailey
>>>>>>> 
>>>>>>> Negativity always wins the short game. But positivity wins the long
>>>>>> game.
>>>>>>> - Gary Vaynerchuk
>>>>>>> 
>>>>>>> Don’t be easy to understand,
>>>>>>> Be impossible to misunderstand
>>>>>>> - Steve Sims
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> -- 
> Jeremy Nichols
> Sent from my iPad 6.
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