[sdiy] External power connectors

[Steve Ridley]

> I recently got a bunch of 4-pin XLR connectors (both male and female)
> at an unbeatable price. 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?

Standard in the broadcast industry for +12v power distribution
to cameras, monitors etc.  Pin 1 = 0v, pin 4 = 12v.  I'm not sure
if there's a standard wiring for the other two pins.


Steve


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