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How do I preserve mono low end while adding stereo width to highs?

Q&A

Jan 26, 2026

I use Serum 2's Splitter Mid/Side effect to preserve mono low end while adding stereo width to the highs by selecting 'side' mode, adding a low cut EQ to remove phasing from the low end, then applying Hyperdimension or detuned voices to widen only the high frequencies. This keeps your bass locked in the center while spreading your highs across the stereo field without creating phase issues. I show this exact technique in my Serum 2 course where I demonstrate routing voices through the splitter to maintain punch in the low end.

Post adapted from the video below:

I break down advanced stereo imaging techniques like this in my production courses at Futureproof Music School. You'll learn exactly how to use modern tools like Serum 2's new splitter effects to create professional mixes with the free trial.

Max Pote
Max PoteDubstep Artist & Music Production Instructor

Dubstep pioneer and touring artist with millions of streams. Known for his heavy bass drops and intricate sound design, Max has released on major labels and performed at festivals worldwide.