[sdiy] External power connectors

[Chris CROSSKEY]

Pin 1 is ground, two is red wire three is black wire (IIRC that's signal+
and signal-)..... I've just been making up a lload of DMX wiriing.....

chrisc


----- Original Message ----- 
From: "William Berzinskas" <WBERZINSKAS at nc.rr.com>
To: "Roy J. Tellason" <rtellason at blazenet.net>; "Synth-Diy"
<synth-diy at dropmix.xs4all.nl>
Sent: Saturday, December 04, 2004 1:22 AM
Subject: Re: [sdiy] External power connectors


> Both formats use only 2 pins and ground.  not sure the pinout off the top
of
> my head
>
> ----- Original Message ----- 
> From: "Roy J. Tellason" <rtellason at blazenet.net>
> To: "Synth-Diy" <synth-diy at dropmix.xs4all.nl>
> Sent: Friday, December 03, 2004 4:58 PM
> Subject: Re: [sdiy] External power connectors
>
>
> > On Friday 03 December 2004 04:32 pm, William Berzinskas wrote:
> > > 5 pin xlr are commonly used in DMX lighting..   alot of it is 3 pin,
but
> > > the pro stuff, like martin mac's and high end systems lights use 5 pin
> >
> > Is there any standard wiring with that stuff?  I think I encountered
some
> > 3-pin once while working with Sunn dimmer packs...
> >
> > > ----- Original Message -----
> > > From: "Roy J. Tellason" <rtellason at blazenet.net>
> > > To: "Synth-Diy" <synth-diy at dropmix.xs4all.nl>
> > > Sent: Friday, December 03, 2004 3:47 PM
> > > Subject: Re: [sdiy] External power connectors
> > >
> > > > On Friday 03 December 2004 03:38 am, Colin Hinz wrote:
> > > > > >   > Major problem with using them is you have to cut a square
hole
> > > > > >   > for the jack.  Well, that and to be safe you'd have pins
> sticking
> > > > > >   > out of the back of your equipment ( female on power supply,
> male
> > > > > >   > on equipment, cables are all male/female )
> > > >
> > > > These the same one that the ARP 2600 used for keyboard?
> > > >
> > > > > > I think it's completely reasonable to drop the ejaculation
> metaphor
> > > > > > for power supply cables.
> > > > > >
> > > > > > (Yes, I'm being completely silly and completely serious at the
> same
> > > > > > time.)
> > > > >
> > > > > Male-male cables are OK if you practice good cable hygiene. Don't
> > > > > let any live ends wriggle around where you don't want some volts,
> > > > > and you'll be fine.
> > > > >
> > > > > And on a related note:
> > > > >
> > > > > I recently got a bunch of 4-pin XLR connectors (both male and
> female)
> > > > > at an unbeatable price.
> > > >
> > > > I wouldn't mind finding a deal on those,  provided I could also find
> both
> > > > cable and chassis mount.  :-)
> > > >
> > > > > Now, I'd *never* use a 3-pin XLR for power, but what about this
odd
> > >
> > > form?
> > >
> > > > > I've never seen 4-pin connectors on any kind of gear. Who uses
them,
> > > > > and
> > >
> > > for
> > >
> > > > > what applications?
> > > >
> > > > The last time I used those was to connect the top and bottom halves
of
> a
> > > > Rhodes Suitcase,  to replace whatever it was that was being used
> before
> > >
> > > and
> > >
> > > > had gotten flaky.  And that was something more than 20 years ago...
> > > >
> > > > Hey,  you guys that are talking about +15, -15, +5, and ground,
> wouldn't
> > >
> > > it
> > >
> > > > be a better idea to use a separate ground run for the +5?  I mean,
> > > > that's where I'd be running LEDs and logic and such where you'd get
> all
> > > > sorts of nasty switching transients that you really want to keep out
> of
> > > > the audio
> > >
> > > side
> > >
> > > > of things...
> > > >
> > > > And I have seen a reference somewhere to XLR-type connectors with
> _five_
> > >
> > > pins,
> > >
> > > > though I don't recall where -- and I don't even want to think about
> what
> > > > they'd cost.
> >
>