• SONAR
  • X3C causes 60 cycle hum (p.6)
2013/11/01 20:02:08
Danny Danzi
Lynn
FreeFlyBertl
Seth Kellogg [Cakewalk]
Is everyone who gets this using the 64-double precision engine?




I always wondered why this option is there and turned off by default (Preferences/Driver Settings/64-bit Double Precision Engine) ... and I'm not sure if I understand it's purpose on an all 64bit system (win 7 64 bit, Sonar 64 bit, all plugs 64 bit)?
 
Maybe someone can explain briefly or point me to a reference (as the manual apparantly does not give any insight in this respect).
 


I have the same question.  Does the 64 bit engine affect recordings?  What will be missed by turning it off?  I switch back and forth between recording and mixing, so I don't particularly want the extra step of turning that switch on and off.  If anybody can shed some light on this, I'm sure many people will be happy to learn something of this.




Lynn, I'll be impaled for this....but in my opinion, that 64 bit engine thing does absolutely nothing to the final outcome for me. Since its introduction it's given me issues so I've never used it during playback or export. I have made it work on another version of Sonar but noticed 0 difference. Then again, I notice 0 difference between using 32 bit float and good old 24 bit....so if by chance you don't hold me credible for anything, don't listen to me here.
 
The help file says this:
64-bit Double Precision Engine. Enabling this check box chooses 64-bit (double-precision) mixing in SONAR throughout the entire signal path. This includes dithering and plug-ins. SONAR will send and receive 64-bit data to and from all plug-ins that accept 64-bit data. If a plug-in requires 32-bit data, SONAR will send and receive 32-bit data.
 
That to me means....absolutely nothing in how the sound of my projects end up. Someone will show you all the proof on paper or by using scientific tests that this makes an incredible difference. A scientific test once told me my mother was fine. She died 4 days later. My advice is shut it off, leave it off and do your thing brother. See if you notice a difference without it. And if you think you can, create 2 projects playing the exact same thing. Do 30 seconds worth and play it exactly the same. Then load up the finished results in a player and let someone else press play so you don't know which is which. If you can tell the difference between 64 precision export and non-export, you Sir have the ears of a champion. :) Trust me...leave it off and don't look back. That's not a bust on Cake, that's my honest opinion having worked with it for several years. If there IS a difference to anyone, it's not blatantly obvious to the point of "wow, I gotta use that!"
 
-Danny
2013/11/01 20:45:28
brundlefly
Good one, Danny. I'm inclined to agree, but it certainly would be interesting to hear 32-bit and 64-bit mixes that an ordinary mortal could tell apart.
2013/11/01 20:55:16
wizard71
CE on mono track = hum
Untick 64bit did it for me too.
2013/11/01 21:39:42
Lynn
Danny Danzi
Lynn
FreeFlyBertl
Seth Kellogg [Cakewalk]
Is everyone who gets this using the 64-double precision engine?




I always wondered why this option is there and turned off by default (Preferences/Driver Settings/64-bit Double Precision Engine) ... and I'm not sure if I understand it's purpose on an all 64bit system (win 7 64 bit, Sonar 64 bit, all plugs 64 bit)?
 
Maybe someone can explain briefly or point me to a reference (as the manual apparantly does not give any insight in this respect).
 


I have the same question.  Does the 64 bit engine affect recordings?  What will be missed by turning it off?  I switch back and forth between recording and mixing, so I don't particularly want the extra step of turning that switch on and off.  If anybody can shed some light on this, I'm sure many people will be happy to learn something of this.




Lynn, I'll be impaled for this....but in my opinion, that 64 bit engine thing does absolutely nothing to the final outcome for me. Since its introduction it's given me issues so I've never used it during playback or export. I have made it work on another version of Sonar but noticed 0 difference. Then again, I notice 0 difference between using 32 bit float and good old 24 bit....so if by chance you don't hold me credible for anything, don't listen to me here.
 
The help file says this:
64-bit Double Precision Engine. Enabling this check box chooses 64-bit (double-precision) mixing in SONAR throughout the entire signal path. This includes dithering and plug-ins. SONAR will send and receive 64-bit data to and from all plug-ins that accept 64-bit data. If a plug-in requires 32-bit data, SONAR will send and receive 32-bit data.

That to me means....absolutely nothing in how the sound of my projects end up. Someone will show you all the proof on paper or by using scientific tests that this makes an incredible difference. A scientific test once told me my mother was fine. She died 4 days later. My advice is shut it off, leave it off and do your thing brother. See if you notice a difference without it. And if you think you can, create 2 projects playing the exact same thing. Do 30 seconds worth and play it exactly the same. Then load up the finished results in a player and let someone else press play so you don't know which is which. If you can tell the difference between 64 precision export and non-export, you Sir have the ears of a champion. :) Trust me...leave it off and don't look back. That's not a bust on Cake, that's my honest opinion having worked with it for several years. If there IS a difference to anyone, it's not blatantly obvious to the point of "wow, I gotta use that!"

-Danny

Danny, I tend to agree with you.  I don't have golden ears (more like nickel), and I doubt that I could hear a nickel's worth of difference.  It's just that x3b is working fine for me, and I get nervous when an upgrade immediately starts with a loud hum.  However, that's the only time an upgrade went crazy on me in 15 years with CW.  I learned a lot about the 64 bit engine today, and I hope to keep up with it because I've been happy with the results of it so far, even though I can't hear it.  Psychosomatic, I guess.  Anyway, I have confidence that the bakers will have this fixed soon.
2013/11/01 22:22:09
southpaw3473
I can't hear the difference either. I played the same project back on X3c with 64 bit off and in X2 with it on. Is that a fair test? Same engine, right? Anyway, the fast response by the bakers to this is great. I'm sure it'll be sorted quickly. 
2013/11/01 22:23:41
backwoods
southpaw3473
I can't hear the difference either. I played the same project back on X3c with 64 bit off and in X2 with it on. Is that a fair test? Same engine, right? Anyway, the fast response by the bakers to this is great. I'm sure it'll be sorted quickly. 




It's already sorted. Turn off 64 bit processing. If DD can't hear the difference, as far as I am concerned there is no differemce.
2013/11/01 22:40:19
dramelot
Bull#$%^
Why have a 64 bit enthralled in the Sonar product claim!!!
 
I have a 64 bit OS dual channel Quad Core...
This should not be an issue...
uhh turn off 64 bit ,, thanks
Someone say thunk!!
2013/11/01 22:40:36
southpaw3473
 
 
It's already sorted. Turn off 64 bit processing. If DD can't hear the difference, as far as I am concerned there is no differemce.




Good point!
2013/11/01 22:46:27
dramelot
I'm sure DD has great ears but what it this
 
64bit double point precision processing about?
2013/11/02 00:55:10
Lynn
It's not only about the sound, but it also is supposed to aid the processing of your 64 bit plug ins.  I don't know, but you're right about the 64 bit engine being a huge selling point in CW advertising.  I know that I spent a few dollars converting to a 64 bit system, so I bought into the hype, apparently.
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