Bypassing a Korg SDD-2000

Q & A for building and interfacing your rack gear with Ground Control Pro and GCX-based systems.
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Lars Blomstrand
Posts: 6
Joined: Thu Nov 05, 2009 5:24 am

Bypassing a Korg SDD-2000

Post by Lars Blomstrand »

Hi,

I'm trying to control the bypass function on my Korg SDD-2000 with one of the outputs of my Control Switcher ( set up as a momentary switch ).
Everything works but contrariwise. I "turn on" the off state / Bypass and that's a litle bit confusing when I hit the switch om my GCP. The diod lits when the delay is off.....

Is it possible to change this so the diod on the Control Switcher and the GCP lits when the delay is running ( and the bypass is off )?

Regards,
Lars

JohnClark
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Location: The Lab

Re: Bypassing a Korg SDD-2000

Post by JohnClark »

I believe this is just how the SDD-2000 works, in that you are "turning on" Bypass. Does the front panel Bypass button work the same way... where its LED is On when the unit is Bypassed?
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Lars Blomstrand
Posts: 6
Joined: Thu Nov 05, 2009 5:24 am

Re: Bypassing a Korg SDD-2000

Post by Lars Blomstrand »

Yes, the bypass led is on when the unit is in that mode.

JohnClark
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Joined: Tue May 05, 2009 2:33 pm
Location: The Lab

Re: Bypassing a Korg SDD-2000

Post by JohnClark »

Unfortunately there isn't a way to invert the LEDs on the Ground Control Pro. It is set up that when it turns a function On it lights the LED, when it turns a function Off it turns the LED off.

What else is in this rig? Do you happen to also have an audio switcher that can perhaps be used to bypass the SDD-2000?
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Lars Blomstrand
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Joined: Thu Nov 05, 2009 5:24 am

Re: Bypassing a Korg SDD-2000

Post by Lars Blomstrand »

Unfortunately not. :-(
In this rig I use one HEX-switcher, one GCX and one Control Switcher.
Everything is used and the SDD-2000 delay is between the HEX and the GCX.
I think I have to figure out some way to modify the SDD-2000 so I turn on the delay, not the bypass.
But a "revers momentary" mode for the control switcher would be a neat solution, at least for me ;-)

JohnClark
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Location: The Lab

Re: Bypassing a Korg SDD-2000

Post by JohnClark »

I was thinking about this, and I think that if you simply hit the Bypass button on the front panel of the SDD-2000 after starting up the whole rig, it will be "Out of Sync" in the way you want.

Let us know how it goes!
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a2dconverter
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Joined: Fri Jan 27, 2012 8:32 am
Location: Toronto, Ontario, CANADA

Re: Bypassing a Korg SDD-2000

Post by a2dconverter »

Hey Lars, John

I was thinking about this as well.. since HRI has gone dark :(

I am a big proponent of Parallel FX systems... Leave your SDD-2000 Un-Bypassed and just mute the INPUT!

You can use your preamp outputs to:

1. feed a dry signal directly to a rack-mixer and
2. feed the SDD-2000 input via a GCX loop to facilitate the muting.

Image

This allows you to run your dry signal in parallel with the SDD...

The side-benefit is that your Preamp signal is never digitized... it goes analalog-ly :) to the mixer.

Also, you get delay trails when you change preamp presets as only the SDD input is muted and the trails at the SDD outputs continue to the mixer.

PS.. make sure that you Set the Direct level to "0" on the SDD otherwise you will have phase issues.

I hope this helps

seeya

Joe

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