[Lab] Buying copper wire
klmckinnon at rogers.com
Mon May 18 11:38:51 EDT 2015
You likely would of figured out your error when 30' of 8 AWg weighed 20
lbs and needed crimpers that have 2 foot long handles, or were hydraulic:-)
Glad to hear you re-verify requirements.
On 2015-05-18 4:40 PM, Tom Burns wrote:
> I was off on my AWG requirements, not doing anything crazy - I just
> took molex size as AWG which I now see would be a mistake :)
> I've used speaker wire a bit, but it's usually a bit too thick for my
> Andrew, I'm super interested and will contact you off list. Thanks!
> Thanks everyone for your suggestions (and the big correction, lol :) )
> On Monday, May 18, 2015, Dave Hunt <dave at huntgang.com
> <mailto:dave at huntgang.com>> wrote:
> I have used speaker wire and even cheap dollar store extension
> cords cut up for the wire. For thinner guage requirements, I
> often default to cutting up old network cables.
> On May 18, 2015 1:20 AM, "Ken McKinnon" <klmckinnon at rogers.com> wrote:
> I shoould also mention the connectors and pins play a huge
> role in choice.
> from http://www.molex.com/catalog/web_catalog/pdfs/C.pdf
> for Molex .100", no pin carries more than 3 Amps, so using
> anything below 20 AWg for moderate runs is a waste of copper.
> -------- Forwarded Message --------
> Subject: Re: [Lab] Buying copper wire
> Date: Mon, 18 May 2015 07:14:11 +0200
> From: Ken McKinnon <klmckinnon at rogers.com>
> To: lab at artengine.ca
> That's some pretty hefty stuff, capable of carrying high
> currents, and consequently tougher to handle, needing heavier
> gauge tools to work.
> Normally hobbiests live above the 18AWG - 30AWG side of
> things. For stranded wire of that size, you can likely get
> some at either the Home Depot like or electrical shops
> (Westburne). 7AWG is an unusual size (commercially
> available), you may have to move to 6 or 8 depending on
> Just out of curiosity, how much current are you intending on
> driving as ultimitely that is the factor that guages size
> (current and line voltage loss (i.e. I2R) over the run)
> Given your pin sizes (.100" and .156"), you will have maximum
> wire AWG that you can use.
> will convert AWG to mm2, but to get to your pin size you would
> need to do some conversions.
> On 2015-05-17 11:48 PM, Tom Burns wrote:
>> I'm sick of using high gauge ribbon cable for wiring
>> between circuit boards and potentiometers, and similar
>> low-power applications. Especially because this 909 clone
>> I'm building has a bunch of 0.1" and 0.156" molex connectors
>> I need to crimp.
>> Where should I go to buy ~30' of multistrand copper wire?
>> Probably want 10AWG, 14AWG, 7AWG.
>> Digikey links, or local suggestions would be great.
>> Thanks in advance!
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