Mixing & Mastering Tip #202 ·

Why the Pensado EQ2 low band doesn't behave like a normal EQ

If you’ve ever pulled up the Pensado EQ2 and reached for that big glowing LOW knob, you might’ve thought: “Wait a sec… this doesn’t feel like a normal EQ.”

And you’d be right.

Acustica Pensado EQ2 interface with the LOW band highlighted in a red box

Most EQs boost or cut: a simple bell, shelf, or maybe a fancy curve.

But the LOW band on Pensado EQ2 does something different. Instead of a standard EQ band at 50 Hz and 80 Hz, it introduces some pretty unique shapes.

That’s a whole other animal.

Why it feels so different

When you crank 50 Hz or 80 Hz on a “normal” EQ, you’re just telling it: “Hey, more lows, please.” The curve goes up, and boom, instant bass boost.

But with Pensado EQ2’s low band, you boost and cut simultaneously in a very narrow area, so besides affecting the volume of the frequencies, what you’re really doing is reshaping the timing of those low waves.

The plugin pushes and pulls the phase of the subs, which makes the kick, bass and low end move differently in time.

And that can make a kick or bass feel and resonate longer.

Interesting, right? The diagram of these shapes comes from the Pensado EQ2 manual.

Pensado EQ2 manual graphs of the low band curves at 50 Hz and 80 Hz

That’s why when you sweep between 50 Hz and 80 Hz, it’s not just louder or quieter. The shape and sensation of the low end can change considerably.

Why Dave wanted it this way

Dave Pensado has always said he doesn’t like “flat and boring” EQs.

He wanted something that moves air the way hardware does. In the interview, he even mentions how the low band is his “secret sauce” for sculpting bass-heavy mixes without stacking tons of plugins.

Pro Tools session with the Pensado EQ2 open, from the Dave Pensado interview

Watch the video on YouTube →

The team at Acustica and Studio DMI basically sampled the phase behavior of real gear and baked it into this band.

So instead of a sterile digital boost, you get a very human, analog-style response.

Think of it less like “turning up bass” and more like shaping the way the low end feels.

It proves EQ doesn’t always have to be about boring, strict frequency boosts and cuts.

Sometimes the mojo comes from phase shifts and harmonic enhancements, which is precisely what makes hardware beloved in the first place.

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