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#182055 - 10/24/06 12:08 PM G70 -Bose L1 combination problem
DonM Offline
Senior Member

Registered: 06/25/99
Posts: 16735
Loc: Benton, LA, USA
I've been setting up the Roland G70 with the Bose L1 and ran into a SERIOUS phase cancellation problem.
When I run left and right outputs to two inputs on the Bose, both high and low-end cancellation occurs, bigtime.
This was not a problem on the Tyros 2.
However, when I run from the L/R combo output from the G70 into one channel on the Bose, it sounds terrific. with no loss of anything. Organ still turns, the effects seem to work fine.
So maybe it isn't a problem, since I only have to use one cable and now have 3 channels available on the Bose.
Tonight is the first test under fire. Cross your fingers for me!
The T2 is on its way to Tony Rome's house.
DonM
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DonM

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#182056 - 10/24/06 12:25 PM Re: G70 -Bose L1 combination problem
Dnj Offline
Senior Member

Registered: 09/21/00
Posts: 43703
Good luck Don....try to record something for us....keep us posted !!

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#182057 - 10/24/06 01:09 PM Re: G70 -Bose L1 combination problem
travlin'easy Offline
Senior Member

Registered: 12/08/02
Posts: 15559
Loc: Forest Hill, MD USA
Rock the joint amigo!

Gary

------------------
Travlin' Easy
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)

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#182058 - 10/24/06 01:27 PM Re: G70 -Bose L1 combination problem
cassp Offline
Senior Member

Registered: 03/21/03
Posts: 3748
Loc: Motown
Good luck Don!

[This message has been edited by cassp (edited 10-24-2006).]
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#182059 - 10/24/06 01:34 PM Re: G70 -Bose L1 combination problem
btweengigs Offline
Senior Member

Registered: 09/09/02
Posts: 2204
Loc: Florida, USA
Quote:
Originally posted by DonM:
when I run from the L/R combo output from the G70 into one channel on the Bose, it sounds terrific. with no loss of anything.
DonM


Sounds like a non-problem to me. Even an advantage...plus now you have a spare cord.
Eddie

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#182060 - 10/24/06 01:54 PM Re: G70 -Bose L1 combination problem
Tom Cavanaugh Offline
Senior Member

Registered: 12/06/99
Posts: 2133
Loc: Muskegon, MI
Don,

It sounds like you are good to go, with an extra cord for backup. I'll bet that there are many of us who would like your opinion and comparison of the G70 to the other boards.

Tom

[This message has been edited by Tom Cavanaugh (edited 10-24-2006).]
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Thanks,

Tom

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#182061 - 10/24/06 02:33 PM Re: G70 -Bose L1 combination problem
Diki Offline


Registered: 04/25/05
Posts: 14194
Loc: NW Florida
It sounds to me like the Bose has some kind of internal phase problem. I can assure you that with a normal PA, there is no difference between sending a mono signal from the G70 to the PA and sending stereo and panning to mono with the mixer.

Would anyone with a Bose L1 system care to check for mono/stereo phase compatibility? I'm sure many would be interested in the result......
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An arranger is just a tool. What matters is what you build with it..!

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#182062 - 10/24/06 03:02 PM Re: G70 -Bose L1 combination problem
travlin'easy Offline
Senior Member

Registered: 12/08/02
Posts: 15559
Loc: Forest Hill, MD USA
Diki,

I never experienced phase cancellation using the PSR-3000, Don didn't have a problem using the Tyros2, and there are lots of performers using the Tyros that have not experienced any problems at all. To my way of thinking, it likely has something to do with the way the output is processed by the G-70--not the Bose L1.

Cheers,

Gary

------------------
Travlin' Easy
_________________________
PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)

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#182063 - 10/24/06 08:53 PM Re: G70 -Bose L1 combination problem
Scott Langholff Offline
Senior Member

Registered: 06/09/02
Posts: 3163
Loc: Pensacola, Florida, USA
Quote:
Originally posted by travlin'easy:


I never experienced phase cancellation using the PSR-3000



I thought I remember seeing posts by you that it took some experimenting to find a GM mono piano voice that was good enough to your ears to use after doctoring that sound and that you couldn't use the stereo phased Grand Piano sound. Or did I dream that

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#182064 - 10/24/06 08:58 PM Re: G70 -Bose L1 combination problem
Scott Langholff Offline
Senior Member

Registered: 06/09/02
Posts: 3163
Loc: Pensacola, Florida, USA
BTW, I still look forward to trying out the Tyros 2 with the L1 and sub when I get the chance. There are a couple in town. I am hoping it is as good as I think it will be.

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