Welcome back. In this lesson we’re going to build one of the most important “this sounds like drum and bass” habits: call and response between your sub and your edits.

Think of it like this. The sub is the engine. It’s the weight, the thing that makes the whole tune roll forward. The edits are the attitude. The little midrange phrases, stabs, yoys, reese bites, whatever you want to call them. The magic is when they don’t talk at the same time. The sub makes a statement, and the edits reply in the gaps, like a conversation.

By the end, you’ll have a clean 16-bar rolling bass section in Ableton Live: one sub track that stays solid and mono, one edits track that’s higher-passed and animated, and a simple arrangement where you can actually hear the call bars and the response bars.

Alright. Let’s set the stage.

Set your tempo to 174 BPM. Then make sure you’ve got some kind of drum groove running. Keep it basic if you want: kick on one and three, snare on two and four, hats for movement. This matters because call and response only makes sense if the bass is reacting to the groove. In DnB, the snare is basically your ruler. If you get your bass phrasing to respect the snare, you instantly sound more legit.

Now let’s make the call: the sub.

Create a MIDI track and name it SUB. Drop Operator on it. We’re going clean and simple: Oscillator A on a sine wave, no FM, voices set to one.

For the amp envelope, keep the attack super short, basically zero to five milliseconds. Release around 80 to 150 milliseconds so it doesn’t click, but it still stays tight. If you want a plucky sub you can shorten the decay, but for a beginner roller, a more held sub note is usually easier to balance. The main thing is: no clicks, no flab.

Now add EQ Eight and Utility after Operator. Utility width goes to zero percent. That’s non-negotiable. Sub lives in mono. EQ-wise, don’t high-pass your sub. That’s like cutting the legs off the chair you’re sitting on. Later, if things get boxy, you can do a tiny dip around 200 to 300 hertz, but for now keep it clean.

Before we even write notes, quick coach note: think in lanes. Your sub lane is roughly 30 to 110 hertz. That’s weight. Your edits lane is more like 150 hertz up to a couple k. That’s character. If your “character” starts leaking into your weight lane, your mix turns into soup. So we’re going to protect that sub lane on purpose.

Now program a rolling sub pattern. Set your grid to one-eighth notes to keep it beginner friendly. Pick a key, let’s say F minor. Make a two-bar loop.

Here’s a classic bounce: in bar one, put F on beat one, then the “and” of one, then beat three, then the “and” of three. So it’s like: boom, bounce, boom, bounce.

Bar two, keep the same rhythm, but change one note for movement. Try swapping one of the Fs to Eb or G. That little change makes it feel like a phrase instead of a looped metronome.

Now solo your drums and sub. If it already grooves right here, you’re winning. If it doesn’t, don’t touch sound design yet. Fix rhythm first. A really good test is the very low volume check: turn your speakers way down. If the groove disappears at low volume, the issue is usually rhythm clarity, not “I need more distortion” or “different waveforms.”

Cool. Now let’s build the response: the edits.

Create another MIDI track and name it EDITS. Load Wavetable. Start with something mid-forward. Basic Shapes is perfect. Go a little saw-ish or square-ish. If you want, turn on Oscillator 2 and detune it slightly, like five to fifteen cents, just to widen it a bit. Add a little unison, like two to four voices, but don’t go crazy. Beginners tend to over-widen, and then in mono everything disappears.

Put a low-pass filter on it, like LP24, and start the cutoff somewhere in the 200 to 600 hertz zone. We’re going to automate it later.

Now add a simple effects chain. First, Saturator. Analog Clip mode. Drive maybe two to six dB. Not to destroy it, just to wake it up.

Then Auto Filter. This is going to be our movement device. Then EQ Eight with a high-pass around 120 to 180 hertz. This is extremely important. This is how you stop your edits from stealing the sub’s job.

Then a Utility and set the width somewhere like 80 to 120 percent. Edits can be wider. Sub cannot.

Quick gain staging tip that will save you a lot of frustration: keep levels sensible before you start stacking plugins. Aim for the sub peaking around minus 12 to minus 9 dBFS. Edits can be even lower, like minus 18 to minus 12. If you start super hot, every saturator and compressor is going to lie to you and you’ll be chasing problems.

Now, writing the response MIDI.

A great trick is to copy the sub MIDI clip to the edits track just as a starting point. But then do the real work: remove notes where the sub is strongest, especially around kick hits. You’re not trying to double the sub. You’re trying to answer it.

Place edits in the gaps. Use the “and”s between sub notes. Another classic DnB move is the last sixteenth note before the snare, like a little pickup that points to two and four. And place a small phrase at the end of bar two to lead back into the loop.

If you want a practical two-bar idea: in bar one, do a few light hits on little subdivisions, like just after beat one, then something on the “and” of two, then another late hit around three. In bar two, do a mini fill on beat four, like a quick four sixteenth-note burst. Keep it short and speech-like.

And here’s a mindset that helps: rhythm contrast is part of the call and response switch. The sub is longer and steadier. The edits are short syllables. The note-off is part of the groove. Don’t be afraid of silence. In fact, silence is what makes the response feel like a response.

Now we’ll make the conversation obvious with automation.

Go to the edits and automate the Auto Filter cutoff. During call moments, when the sub is really doing the driving, keep the edits darker. Think cutoff around 200 to 400 hertz so they stay more like a shadow. Then during response moments, open the cutoff up. Anywhere from 800 hertz up to two k depending on the sound, to let it bite.

Add a little resonance, like 10 to 20 percent. Not a huge whistle, just enough to give it a voice.

And I want you to think “syllables,” not “sweeps.” Short automation curves read like talking. Long ramps read like “EDM filter sweep,” which can be cool, but it’s not the classic roller conversation.

Next, do subtle volume automation on the edits. The easiest beginner way is automate Utility gain. Pull the edits down two to four dB while the sub phrase is leading, and then push them back up on the response hits. That’s arrangement, without over-processing.

Now we glue it with sidechain, so the whole groove breathes.

On the sub track, add a Compressor. Turn on sidechain, set the input to your kick, or your whole drum bus if that’s easier. Keep it gentle. Ratio two-to-one up to four-to-one. Attack five to fifteen milliseconds. Release 80 to 150 milliseconds. Set the threshold so you get about two to four dB of gain reduction on kick hits. You’re not trying to make it pump hard. You’re just making space.

On the edits track, add another Compressor with sidechain. Feed it kick and snare, or the drum group. This one can be stronger. Ratio around four-to-one. Attack one to ten milliseconds. Release 120 to 220 milliseconds, so it ducks and then swells back. Aim for maybe four to eight dB of reduction on snare hits if you want that classic DnB pocket where the snare feels huge and the bass respectfully steps back.

Remember that beginner rule: keep edits quieter or absent right on the snare, then answer just after it. Even if you ignore every other rule, do that one and you’ll hear the “conversation” instantly.

Now let’s arrange it into a 16-bar section so it feels like a tune, not a static loop.

Here’s a simple structure.

Bars one to four: call. Sub plays the full pattern. Edits are minimal, darker filter, fewer notes.

Bars five to eight: response. Bring in the edits phrase, open the filter a bit more, maybe slightly more volume on those response hits.

Bars nine to twelve: call variation. Keep the vibe, but change the last note of the sub phrase, like F to Eb, so it feels like the track is moving.

Bars thirteen to sixteen: response plus a fill. More edits density, maybe one brighter signpost hit at bar sixteen.

And here’s a classic tension and release trick: in bar sixteen, mute the sub for just an eighth note right before the downbeat, let one edits hit speak alone, then slam the sub back in on bar seventeen. That tiny micro-mute creates impact without derailing the groove.

Let’s do the low-end checks, because this is where beginner DnB basslines usually fall apart.

Put Spectrum on the master. Solo the sub. You should see a strong fundamental around 40 to 60 hertz depending on the key. F will be around 43-ish hertz, so that makes sense.

Solo the edits. Confirm there’s very little energy below your high-pass point, like 120 to 180 hertz. If you see a bunch of low stuff, your edits are stepping into the weight lane. Fix that first before you reach for more processing.

Now do a mono check. Put Utility on the master and set width to zero briefly. The sub should stay rock solid. The edits may lose some width, that’s normal. But if the edits completely vanish, reduce unison, reduce width, or make sure more of their energy is in the middle rather than only the sides.

One more important real-world check: phone speaker test. When you bounce it and play it on a phone, the sub will mostly disappear. That’s normal. What you want is for the edits to still “speak.” If they don’t, the fix is not turning up the sub. The fix is adding harmonics to the edits. A great method is: put your high-pass EQ first, then add Saturator after it, drive until you hear upper harmonics, then bring the output down so it’s not just louder. That way, the edits translate without touching the sub lane.

Common mistakes to avoid as you go.

If your edits fight the sub, you’ll hear the low end blur immediately. High-pass your edits and keep the sub clean.

If you copy the sub rhythm exactly in the edits, it’s not call and response, it’s just doubling. It’ll sound busy but not conversational.

If edits are the same loudness all the time, they stop feeling like responses. Use volume and filter automation to create phrasing.

If you over-saturate too early, you’ll be fixing problems you created. Nail rhythm first, vibe second.

And never forget: the snare is sacred. Make space for it, either by leaving gaps, sidechaining, or both.

Before we wrap, here’s a mini practice exercise to lock this in.

Make a four-bar loop. Sub writes a two-bar rolling pattern. Edits get only four to six notes total across two bars. Automate edits filter so bars one and two are darker, bars three and four are brighter, and add one little fill at the very end. Then export it and listen on headphones and on your phone.

Your pass condition is simple: you can hum the sub groove, and the edits feel like punctuation, not clutter.

Recap.

Sub is the call: clean, mono, consistent rhythm that drives the roll.

Edits are the response: placed in the gaps, high-passed to protect the sub lane, automated for phrasing.

Use EQ Eight and Utility to control lanes, and sidechain compression to let the drums breathe, especially around the snare.

And arrange in four, eight, or sixteen bar phrases so the bassline evolves like a real DnB track.

If you tell me your key and whether you’re going for a playful roller or a darker neuro vibe, I can suggest a tight two-bar call MIDI and two-bar response MIDI blueprint you can program quickly.