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tunasto  
#1 Posted : Monday, December 9, 2013 1:45:49 PM(UTC)
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Is there any difference between using those two in Buffalo III DAC?



Thanks in Advance,

Calle
avr300  
#2 Posted : Monday, December 9, 2013 7:38:30 PM(UTC)
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pls. explain.
tunasto  
#3 Posted : Monday, December 9, 2013 9:28:52 PM(UTC)
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Maybe I put wrong word, jack is the right one, not the connector.

Switched jack has shortened one channel to ground when nothing is plugged.
Unswitched doesn't short anything.

Is shortened jack problem for Buffalo?
I'm using balanced output to amplifier, and want from time to time to listen to headphones

Regards,

Calle
avr300  
#4 Posted : Monday, December 9, 2013 10:39:27 PM(UTC)
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which i/v are you using ?
SCompRacer  
#5 Posted : Tuesday, December 10, 2013 1:46:40 AM(UTC)
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I use an Amphenol stereo jack that I got at TubeDepot. It does not ground to chassis. R & L channel and Gnd attach to my headphone out on my Legato I/V stage.

http://tubedepot.com/p-acjs-ihs.html

Link to pic, img didn't work.

http://ep.yimg.com/ca/I/...76489043850_2271_4815339

I stuck mine at right rear side. I think this could be a switched type you ask about due to the two sets of eyelets. IIRC when you insert a jack it breaks contact to the second set of connection eyelets.

UserPostedImage

Edited by user Tuesday, December 10, 2013 1:55:13 AM(UTC)  | Reason: Not specified

tunasto  
#6 Posted : Tuesday, December 10, 2013 7:48:42 AM(UTC)
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@avr300:
> which i/v are you using ?

I'm using Legato 3.1.
(and i've just realised, with your question, that i left question in wrong sub-forum, it should be in Legato.)

@SCompRacer:
From the link you have provided, it is switched one.
"Marshall style 1/4" stereo input, headphone and footswitch jack, 6 solder terminals, _switched_ "
It can be only three pins and swtched type (ie simple "guitar" jack) it just short one channel and GND.

I've just worried will this shortening in the case of switched type, make any harm to I/V stage, or is it designed to better work with shorten headphone output when balanced output is in use.

Which one is better to use.


avr300  
#7 Posted : Tuesday, December 10, 2013 5:09:17 PM(UTC)
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Don't short anything to GND.

Use one of these:

http://www.neutrik.com/e...cking-1-4-chassis-jacks/

For years thats what I have done, and it works.
SCompRacer  
#8 Posted : Wednesday, December 11, 2013 4:30:03 AM(UTC)
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For what its worth, I repeat, the one I linked to and use does not short anything to ground. It does not ground to chassis when installed in metal panel. It is not a locking type like the Neutrik, but I don't want/need a locking type as it is on the side panel.

Edited by user Wednesday, December 11, 2013 4:32:30 AM(UTC)  | Reason: Not specified

tunasto  
#9 Posted : Wednesday, December 11, 2013 7:02:04 AM(UTC)
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Thanks to both of you,

I understood, it should be stereo unswitched.
If it is Neutrik it should be from series N*J3**


Regards,

Calle
Brian Donegan  
#10 Posted : Wednesday, December 11, 2013 4:08:17 PM(UTC)
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Typically the terminology is "switched" and "grounding."

Switched jacks have signal in and out pins. When nothing of plugged in, the in and out pins are connected, so the signal can be fed to a different circuit/output. Inserting a plug, breaks that connection, so all signal is routed to plug only.

Grounding jacks connect the signal to ground when no plug is inserted. these are typically used for signal inputs, so that the circuits inputs are not floating (acting as antenna).

Neutrik seems to use the terms differently, which is a bit confusing.

So, to answer your question (again), you do not want grounding jacks for the outputs. You can use switched jacks, but there is no need to; they should not cause any problems as long as they are not shunting the signals to ground.
SCompRacer  
#11 Posted : Monday, December 16, 2013 6:09:44 AM(UTC)
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This is what I use. Seems hard to find a simple 1/4" jack, or I was looking in all the wrong places....
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Brian Donegan  
#12 Posted : Monday, December 16, 2013 1:09:23 PM(UTC)
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Those are actually very nice connectors. I see them a lot in pro gear.

They look very simple, but they are quite robust and, well, simple is good. You can see clearly if they are working of not.

I should also add to my earlier comment about switched/grounded connectors: switched jacks can be wired as grounding jacks, but they do not have to be.

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