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From: Lasse Langwadt <llc@fonz.dk>
Newsgroups: sci.electronics.design
Subject: Re: mountable power ports
Date: Wed, 26 Mar 2025 23:32:47 +0100
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On 3/26/25 20:53, john larkin wrote:
> On Wed, 26 Mar 2025 07:56:22 -0800, Christopher Howard
> <christopher@librehacker.com> wrote:
> 
>> Hi, my project box is a large tin cookie box. I need to bring in +15V,
>> -15V, and GND lines from my external bipolar power supply. (I was
>> thinking I would have a separate bolt for the chassis ground, which
>> would go off to a big ground bus bar near my workbench.) For the three
>> lines from the power supply, I am wondering what would be the best (but
>> economical) choice for a power connector to mount into the side of the
>> project box. Something that sounded appealing was the spring speaker
>> terminal clips I see on Amazon, but the downside there is they only come
>> in pairs of two or four, rather than three, and they are color coded
>> red/black which does not quite make sense here. I am inclined to leave
>> the wires on the power supply itself bare on the end, rather than
>> attaching some specialty connector to those.
> 
> Stereo phone plugs and jacks are nice connectors.
> 

with the added "benefit" of shorting out when you plug or unplug ;)