What Is a Multiband Clipper? How It Differs From a Limiter
A multiband clipper splits your sound into frequency bands and clips the peaks in each band on its own. Because each band has its own ceiling, you can push the low end hard without smearing the highs, which a clipper working on the whole signal cannot do.
If you have used a limiter on your master or a clipper on your drums, you already know the idea. This guide covers what a multiband clipper does differently, when it helps, and the settings that decide whether it sounds good.
Clipper, limiter, compressor: what is the difference
All three deal with peaks, but they do it in different ways.
| What it does to a peak | Speed | Sound | Common use | |
|---|---|---|---|---|
| Compressor | Turns the level down when the signal crosses a threshold | Attack and release set by you | Changes the feel and the groove | Controlling dynamics |
| Limiter | Turns the whole signal down just enough to hold a ceiling, usually looking ahead | Fast, with a release | Clean until pushed, then pumps | Final loudness |
| Clipper | Cuts the top off any peak above a ceiling | Instant, no attack or release | Adds harmonics, edgy when pushed | Shaving peaks before a limiter, adding bite |
The important difference is that a clipper changes the waveform itself. It flat-tops the peak instead of turning the volume down around it. That adds harmonic distortion, and a little of it can sound like punch and density. A lot of it sounds like fuzz.
Why split it into bands
Low frequencies carry most of the energy in a track. In a full-band clipper, a big kick or sub peak sets how hard the whole signal gets clipped, so every time the bass lands, the mids and highs are clipped too. You hear it as a grainy smear on the top end that follows the low end around.
A multiband clipper fixes that by giving each band its own ceiling:
- Clip the lows as hard as the track needs. Moderate clipping down there is usually less noticeable than the same amount up high.
- Leave the mids and highs gentler so vocals, hats and snares stay clear.
- Treat a band differently from the next one, for example hard on the kick range and light on the top.
It also changes where you work. With one band you are choosing a single ceiling. With several, you are placing crossovers and setting a ceiling for each, which is closer to how you would shape an EQ.
Hard clipping and soft clipping
A hard clipper chops the peak flat the moment it crosses the ceiling. It is the most transparent way to remove a stray peak, and the most obvious when overdone. A soft clipper rounds the peak off before it reaches the ceiling, which sounds warmer and adds more harmonics sooner. Many plugins offer several characters, from a clean shave to something close to a square wave. Pick by ear: the right one is the one that adds density without a harsh edge on your material.
The settings that matter
- Crossovers. Where the bands split. Start with two or three bands and move the crossovers until each band holds one job (sub and bass, body, top).
- Ceiling per band. How high each band is allowed to go before it clips. Bands add together, so the total can still land above any one band's ceiling.
- Drive or input gain. How hard you push into the clipper. This sets how much clipping you get.
- Output ceiling. The final limit on the summed signal. Leave it on.
- Mix. Blending the clipped signal with the dry one keeps some of the original transients.
- Oversampling and anti-aliasing. Clipping creates harmonics, and the ones above half the sample rate fold back down as aliasing, which sounds like a harsh, inharmonic fizz. Oversampling or anti-aliasing reduces it at the cost of some CPU.
- Phase mode and latency. A minimum-phase crossover adds little latency but shifts phase around the crossovers. A linear-phase one keeps phase intact and adds more delay.
- True peak. Most clippers hold sample peaks, not true peaks. The flat tops can overshoot between samples after conversion, so leave about a dB of headroom on anything going to streaming.
A simple way to start
- Put the clipper before your final limiter, so the limiter has less work to do.
- Start with two or three bands and clip the low band a little.
- Match the level with bypass on and off. Clipping makes things louder, and louder always sounds better for a few seconds.
- Raise the drive until you hear it, then back off until you don't.
- If you can hear it working on the full mix, it is too much. A dB or two of clipping is plenty to start.
When not to use one
Skip it on sparse, quiet material where every transient matters, on anything you need to stay fully transparent, and when you are already close to a delivery spec that measures true peak. In those cases a limiter with true-peak detection is the safer tool.
Where Anvil fits
Anvil is our multiband clipper, $29 one-time, for Mac (VST3 and AU, Intel and Apple Silicon) and Windows (VST3 and a standalone app). You place the bands yourself: 2 to 5 bands, with the crossovers and each band's ceiling set by dragging on the analyser, and drive, ceiling, grit and mix per band, plus mute and solo. It has six clip characters (Crisp, Gold, Tube, Diode, Fuzz and Fold), stereo or mid-side operation, an output ceiling, oversampling from off to 16x with ADAA anti-aliasing, and a choice of minimum phase (6 samples of latency) or linear phase.
Its other idea is an OTT-style multiband compressor on the same bands, feeding the clipper, so the clipper gets an already dense signal. It is sample-peak exact, not true-peak, so leave that dB of headroom. If you want to hear it before you decide, the Anvil page has the same bass with and without it, and there is a 14-day money-back guarantee.
Whichever clipper you use, the method is the same: split the bands, clip the lows first, match the level, and stop when you can hear it.