[sdiy] chassis-mount screw terminal or alternative
colindorward at gmail.com
Sun May 17 06:09:09 CEST 2020
FWIW I just noticed they stock PowerCon connectors at Tayda.
cable-side connector listed at $2.50 and panel-side $1.50.
On Sat, May 16, 2020 at 2:35 PM S Ridley <spridley1 at gmail.com> wrote:
> > In my experience XLR interconnects are not acceptable for power
> In the broadcast industry, XLR4s are the standard for 12v DC power
> connection, and have been for many years. You'll find them on most high
> end (£20K+) TV cameras and a wide variety of OB equipment, and they've
> proved reliable, even under exacting outdoor conditions. Pin 1 is slightly
> longer so it mates first and is used for 0v. Pin 4 is +12v, other pins
> allocated as necessary.
> I would avoid no-brand XLRs, but Neutrik and Switchcraft are sound.
> On Sat, 16 May 2020 at 15:19, Michael E Caloroso <
> mec.forumreader at gmail.com> wrote:
>> In my experience XLR interconnects are not acceptable for power
>> I used to own a Moog Liberation synth which used an external psu. The
>> synth would cut out due to the six pin XLR power jack not being
>> XLR interconnects of different OEM are not always compatible. I have
>> found that while mixing different OEM XLR do mate, the connections
>> aren't solid. Neutrik didn't always work with Switchcraft.
>> On 5/15/20, Florian Teply <usenet at teply.info> wrote:
>> > Am Fri, 15 May 2020 07:28:22 -0700
>> > schrieb "Chromatest J. Pantsmaker" <chromatest at azburners.org>:
>> >> Neutrik also has another line called PowerCon. They are very similar
>> >> to Speakons, but have 3 conductors and will not fit Speakons.
>> > Well, that's specifically for mains. There's good reason it doesn't
>> > mate with regular speakon even though the principle is the same.
>> > I understood the conector in question was to be used for low voltage
>> > DC, that is, +/- 15V, so powercon probably is even less of the right
>> > thing to use compared to speakon.
>> >> I have to wonder about using Speakons though and the concern for
>> >> connecting your modular power supply to your audio power amp.
>> >> Doesn't seem very probable to me. How often are you reconnecting your
>> >> modular ps and your power amps at the same time?
>> > Indeed it likely doesn't happen too often, especially when people are
>> > aware of the possibility. Actually, at one of my former employers, we
>> > were using the 8 pin speakon variant for exactly this purpose. Granted,
>> > High-Speed optical communication very rarely is used together with PA
>> > systems, and 8 pole speakon is a rare beast in itself, even in PA
>> > systems, but still, one customer managed to do exactly this. Luckily it
>> > was only the power supply that got fried, otherwise it would have been
>> > a six-digit figure loss.
>> > Of course, in the end its a matter of personal decision, and as long as
>> > it's clear what is used for what and what should not be connected. I
>> > myself prefer to make sure different uses are impossible to mate even
>> > by accident, but there's only so much you can do. There's always the
>> > possibility that the connector you chose is used differently somewhere
>> > else. But you can make such accidents less likely by using different
>> > connectors. If all your speakers use 3 pin XLR, speakon probably is
>> > safe for DC.
>> >> On Fri, May 15, 2020, 2:01 AM Florian Teply <usenet at teply.info> wrote:
>> >> > Am Thu, 14 May 2020 22:30:32 -0700
>> >> > schrieb ColinMuirDorward <colindorward at gmail.com>:
>> >> >
>> >> > > I'm kind of leaning towards 4pin speakon, though they do seem a
>> >> > > tad large.
>> >> > >
>> >> > Personally, I'd avoid Speakon, especially the 2/4 pin Variants, for
>> >> > Power Supplies. I wouldn't bet on never accidentally plugging the
>> >> > power cable into a speaker amp, and I'm not sure the synth would
>> >> > survive that. Of course as long as you don't have speakon for
>> >> > speakers, it should be okay.
>> >> >
>> >> > Best,
>> >> > Florian
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