[sdiy] Midi 3.5mm cable

[Pete Hartman]

And to clarify some on that too: nobody says the sleeve ground has to be
connected to the DIN ground.....

On Thu, Aug 25, 2016 at 5:04 AM, Paul Burns <paul at pbdj.co.uk> wrote:

> When Mutable Instruments first brought out the Grids Module , the first
> thing I did was make the smallest possble Midi converter I could  using a
> stereo 3.5mm jack...left, right, ground. Works just fine. Hid it all behind
> a 4 HP panel. Cable has TRS 3.5mm one end , 5 pin din the other.
>
>
> regards
>
>
> Paul
>
>
>
>
> On 25 August 2016 at 07:59 ASSI <Stromeko at nexgo.de> wrote:
>
>
> On Wednesday, 24 August 2016 15:27:38 CEST rsdio at audiobanshee.com wrote:
>
> mini-DIN receptacles are still a lot larger than low-profile 3.5mm jacks.
>
> The standard board profile for through-hole about 13mm on all sides,
> Switchcraft 3.5mm board mount is 12x12x5mm³. Panel mountable hardware
> requires about 14x25x10mm³ (fastened with two screws), Kycon 3.5mm panel
> mount
> is roughly 10mm on all sides. There are smaller miniDIN variants that are
> fastened with only a single screw or snap-in to the panel, but I'd avoid
> the
> latter at least for DIY.
>
> So in theory you might get two 3.5mm jacks panel mounted to the same space
> where one mini-DIN goes, but your users would curse you for it. Any other
> way
> it's a wash from where I sit. Plus mini-DIN has dual receptables for doing
> MIDI In / Out readily available (even color-coded for mouse/keyboard).
>
> If
> you're going to have a MIDI connector that isn't standard, then you might
> as well use the smallest components. MIDI is quite forgiving of cheap
> cables and connectors, so long as they don't completely fail.
>
> Other equipment using the 3.5mm jack for audio might not be so forgiving.
>
> Say you wanted _larger_ MIDI plugs because you expect klutzy users… just
> because CEE plugs are large and have five pins doesn't mean it's be a good
> idea to use them in this application.
>
> A D-sub DA-15 could be wired like the old Soundblaster audio card, and that
> would at least be compatible with some MIDI interfaces. Not sure whether it
> would be slightly taller than a 3.5mm (certainly wider!).
>
> It would not only be taller than 3.5mm, but also slightly taller than mini-
> DIN. If you're trying to go smaller, then using an RJ 6p6c (telephone) or
> 8p8c jack (ethernet) might be an option, but then you'll have to make your
> own
> adapters. I still have a plan for a MIDI matrix that was supposed to use
> the
> latter in order to fit into 1U in the rack.
>
>
> Regards,
> Achim.
> --
> +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+
>
> Samples for the Waldorf Blofeld:
> http://Synth.Stromeko.net/Downloads.html#BlofeldSamplesExtra
>
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