Help with stems (it’s a nightmare!) please!

I’m currently remixing a track in the latest version of Cubase Pro.

How do you do with the stems drifting out of sync? Obviously I have set the tempo in the Audio Pool and have the stem audio tracks set to musical mode but nothing seems to work! Right now I feel like throwing the Windows 11 pc out the window! Can anyone point me in the right direction please.

Hi,
it is usually a good starting point to get to know musical/linear timebase and musical mode first.

Here’s an excellent overview by @Raino which I already posted earlier today in another thread:

Cheers dude - you’ve given me a lot to think about but thanks

The first half of the song is in perfect sync and then when it gets to verse 3 or 4 is where things start to drift.

Do you see any changes in the tempo track?
If you look at your ruler at the top of your project window - what primary time format did you select?
If you look at the individual stems later on in the project that are not in sync anymore: are these copies? Anything suspicious if you look at their info in the pool with regard to tempo and musical mode (select the audio event > Audio/Find selection in Pool; you can apply a key command if you want to)?
Do you use different parts of the original stems?

Screenshots are always super helpful to quickly get to the bottom of a problem :wink:

Wait! Don’t do that!
At least wait until I’m outside to catch it. I could do with a 2nd PC.
:upside_down_face:

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Bars + Beats. Tempo track is clear. The left locator is where things get messy!

Thanks for the screenshot :+1:
Do all stems start to go out of sync “in sync” at that point? That would indicate that there are tempo variations in the original track. In this case, that would be relativly easy to fix since you own the Cubase Pro version.
Have a look at this:

Thanks I watch a lot of Dom’s videos and think he’s brilliant. In this case I believe the original song (which was very electronic) was recorded with a metronome and there is something else underlying that is causing it to drift. It’s very perplexing. I’m going to start a new project with just the stems with the metronome enabled (highly irritating to have to listen to) to see whether it drifts before anything else is added or removed. The correct bpm will be set before importing the stems

I often had problems with sync/correct tempo when sent stems from other people.

I found my problem was a simple solution to make stems snap in sync with this setting:

originally it would just be a “-”. All I had to do was click the “-” and it would change to “musical” and all worked out just fine.

but if you say everything is perfectly in sync for a period of time, I guess I would do a manual audio warp to the tracks that are out of sync.

The stems drift even on a new project with nothing else added so I will try your glenn’s tip. I think a lot of producers subtly increase the tempo as a trick of the trade. I’m trying to second guess them!

Many thanks to all that helped at the weekend. You were all a great help.

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