09 - Bass

Purpose

This page helps build bass parts that support the song, control the low end, and create the right emotional weight.

Bass is not just a sound. It is the relationship between rhythm, harmony, kick, vocal, guitar, and arrangement.

Main Rule

Choose the bass role before choosing the bass sound.

Before loading a synth, amp, EQ, or compressor, decide whether the bass is:

• Foundation
• Pulse
• Hook
• Sub support
• Groove
• Drone
• Countermelody
• Movement layer
• Dub anchor
• Rock/indie support
• Electronic low-end weight
• Bass-adjacent baritone guitar part

A bass part with a clear role usually needs fewer plugins and less mixing work.

Bass Roles

Source First

Before processing, choose the right low-end source.

Ask:

• Is this a bass part or a baritone guitar part?
• Should it be played, programmed, pulsed, or sustained?
• Should it be warm, clean, gritty, synthetic, dubby, tight, or soft?
• Does it need to move a lot, or stay simple?
• Is it supporting the kick or fighting it?
• Is it supporting the vocal or distracting from it?
• Is the low end too wide?
• Is the note length right?
• Would a simpler bassline be stronger?

The best bass sound will fail if the part is too busy or the register is wrong.

Bass Source Guide

u-he Diva

Role: Warm analog synth bass / classic electronic foundation

Workflow Role: Core Tool Fuss: 3 Priority: A

Best for:

• Depeche Mode-style analog bass
• Dark synth-pop bass
• Warm electronic low end
• Pulsing basslines
• Simple mono hooks
• Smooth analog foundation
• Goldfrapp-style vintage synth bass

Use when:

• The bass should sound analog and expensive
• The song needs electronic authority
• You want warmth and control
• The bassline is important to the song identity

Avoid when:

• You need the fastest possible mono bass
• You are getting lost in module choices
• The sound becomes too wide or too soft

Practical summary:

Use Diva when the bass should feel like a serious analog synth part.

Roland SH-101 / SH-2 / UADx Minimoog

Role: Fast classic mono synth bass

Workflow Role: Fast Path / Core Tool Fuss: 2 Priority: A

Best for:

• Simple analog bass
• Thick mono lines
• Fast writing
• Classic synth-pop foundation
• Bass hooks that do not need complex motion

Use when:

• Diva is more than you need
• You want a direct mono synth sound
• The part should be thick, simple, and immediate

Picks:

• Roland SH-101 — the go-to mono bass/sequence; tight, rubbery, classic
• Roland SH-2 — fatter dual-osc weight
• UADx Minimoog — round, authoritative Moog low end
• GForce SEM — silky Oberheim alt when SH feels too thin

Avoid when:

• You need evolving motion
• You need polyphonic low-end texture
• You need modern digital bass movement

Practical summary:

Use a Roland SH-101/SH-2 or UADx Minimoog when you need a fast, classic mono bass without deep sound-design decisions.

Arturia Pigments

Role: Hybrid synth bass / modern motion / polished electronic low end

Workflow Role: Deep Lab / Character Tool Fuss: 4 Priority: A

Best for:

• Modern synth bass
• Evolving bass texture
• Wavetable bass
• Dark electronic pulses
• One Dove / iamamiwhoami-style synthetic movement
• Layered bass with controlled motion

Use when:

• The bass needs modern color
• Analog bass feels too plain
• You need movement, texture, or hybrid tone
• The part is central enough to justify editing

Avoid when:

• You are writing and need a fast decision
• The motion distracts from the groove
• The patch is too wide or too full-range

Practical summary:

Use Pigments when the bass should feel modern, synthetic, and designed.

KORG modwave native

Role: Digital/wavetable bass movement

Workflow Role: Character Tool / Deep Lab Fuss: 4 Priority: B

Best for:

• Animated digital bass
• Wavetable movement
• Edgy electronic low-end
• Synthetic pulses
• Cold or sharp bass layers

Use when:

• You want digital character
• The bass needs movement or edge
• Pigments feels too broad
• The track needs a colder electronic element

Avoid when:

• The sound becomes EDM-coded
• The low end gets unstable
• The motion competes with the vocal or kick

Practical summary:

Use modwave for sharper digital bass movement, but keep it disciplined.

KORG ARP 2600 native

Role: Character bass / modular-style low-end personality

Workflow Role: Character Tool / Deep Lab Fuss: 4 Priority: B

Best for:

• Character synth bass
• Weird low pulses
• Analog effects
• Dirty electronic bass
• Experimental low-end movement
• Depeche Mode-adjacent synthetic attitude

Use when:

• A normal synth bass feels too safe
• The bass needs personality or instability
• You want a more unusual analog texture

Avoid when:

• You need speed
• You need clean reliable sub bass
• You are likely to spend too long patching

Practical summary:

Use ARP 2600 for bass character and attitude, not as the default low-end tool.

Real Bass / Sampled Bass

Role: Human groove / organic low-end support

Workflow Role: Core Tool / Character Tool Fuss: 2–3 depending on source Priority: B

Best for:

• Indie support
• Britpop-adjacent bass
• Dream-pop bass
• Organic groove
• Picked or fingered bassline feel
• Songs where synth bass feels too electronic

Use when:

• The song needs human feel
• Guitar is important
• The arrangement wants band-like grounding
• The bass should move melodically but naturally

Avoid when:

• The track needs precise synthetic low end
• The performance timing is not solid
• The tone has too much uncontrolled low-mid buildup

Practical summary:

Use real/sample bass when the song needs human movement and band-like grounding.

Danelectro Baritone

Role: Bass-adjacent guitar / low melodic shadow / cinematic hook

Workflow Role: Character Tool Fuss: 2 Priority: A for guitar-bass overlap recipes

Best for:

• Low melodic hooks
• Tic-tac-style doubling
• One Dove / atmospheric shadow-guitar parts
• Lana-style cinematic low guitar
• Western baritone lines
• Dark intro motifs
• Bass-adjacent riffs

Use when:

• A normal bassline is too ordinary
• The low part should feel like guitar, not bass
• The song needs low drama or cinematic identity
• You want a hook above or beside the bass

Avoid when:

• It fights the actual bass
• The low mids get muddy
• The part is constant instead of selective
• The bass and baritone play the same rhythm too often

Practical summary:

Use the Danelectro baritone as a low melodic instrument. Treat it as overlapping with bass, not replacing bass automatically.

Fast Path: Choosing Bass Quickly

Rule:

Pick the role first, then pick the source. Do not audition every bass plugin for every song.

Bass and Kick Relationship

Main Question

Who owns the deepest low end?

Usually:

• Kick owns the initial punch
• Bass owns sustained low-end weight

But this can change depending on the song.

If Kick Should Lead

Use when:

• The groove is drum-driven
• The bass is pulsing around the kick
• The track needs punch

Bass approach:

• Shorter notes
• Controlled sub
• Leave space around kick hits
• Use sidechain/volume shaping only if needed

If Bass Should Lead

Use when:

• The bassline is the hook
• The track is dubby or hypnotic
• The low end should feel sustained and heavy

Kick approach:

• Keep kick shorter
• Avoid excessive sub tail
• Let bass carry weight

Rule:

Kick and bass should feel like one low-end instrument with two jobs.

Bass Frequency Guide

These are starting points, not rules.

Sub Weight

Approximate area:

• 30–60 Hz

Use for:

• Deep weight
• Club-style low-end support
• Synth bass foundation

Watch for:

• Unstable notes
• Room problems
• Too much sub on wide sounds
• Bass disappearing on small speakers

Fundamental / Body

Approximate area:

• 60–150 Hz

Use for:

• Main bass note weight
• Warmth
• Translation
• Low-end musical identity

Watch for:

• Kick conflict
• Muddy arrangements
• Too much overlap with baritone guitar or low piano

Low-Mid Mud

Approximate area:

• 150–350 Hz

Use for:

• Body and warmth when controlled

Watch for:

• Mud
• Boxiness
• Bass masking vocal/guitar
• Baritone and bass conflict

Definition / Note Readability

Approximate area:

• 700 Hz–2 kHz

Use for:

• Bass audibility on small speakers
• Pick/finger/synth edge
• Making bassline readable

Watch for:

• Honk
• Harshness
• Bass competing with vocal/guitar presence

Attack / Edge

Approximate area:

• 2–5 kHz

Use for:

• Pick attack
• Synth click
• Distorted bass presence

Watch for:

• Harshness
• Bass becoming too aggressive
• Conflict with vocal consonants

Bass EQ

FabFilter Pro-Q 4

Role: Core Tool Fuss: 2 Priority: A

Use for:

• Removing rumble
• Controlling mud
• Making room for kick
• Making room for vocal/guitar
• Helping bass translate on small speakers
• Separating bass from baritone guitar

Starting approach:

• High-pass only if needed
• Do not remove the fundamental by accident
• Cut mud gently around 150–350 Hz if needed
• Add or preserve upper harmonics if bass disappears on small speakers
• Use dynamic EQ if one note or range jumps out

Avoid:

• High-passing too aggressively
• Scooping out all body
• Boosting sub without checking the kick
• EQing bass solo without the full track

Rule:

EQ bass in context with kick, vocal, and any baritone guitar.

Bass Compression

Use compression to control movement, not to flatten life.

Good uses:

• Evening out note levels
• Controlling aggressive peaks
• Adding sustain
• Keeping bass stable under vocal
• Tightening real/sample bass

Starting approach:

• Medium attack if you want to keep attack
• Faster attack if peaks are too sharp
• Release timed to groove
• Small-to-moderate gain reduction

Avoid:

• Killing groove
• Making synth bass lifeless
• Over-compressing sub
• Compressing bass before fixing note length or velocity

Rule:

Bass consistency often starts with MIDI velocity, note length, performance, and arrangement before compression.

Saturation and Distortion

Purpose

Saturation helps bass translate and adds character.

Good tools:

• Trash
• Plasma
• UAD saturation/preamp tools
• Amp sim or bass amp tools
• Built-in synth drive/filter drive

Use for:

• Small-speaker audibility
• Harmonic density
• Dark aggression
• Vintage warmth
• Making synth bass less sterile

Starting approach:

• Duplicate or parallel if heavy
• Filter distorted layer
• Keep sub cleaner than midrange distortion
• Blend until felt, not obviously heard

Avoid:

• Distorting the sub until low end falls apart
• Fizzy top end
• Bass becoming larger than the song
• Using distortion to fix a weak bassline

Rule:

Distort harmonics, not the entire low end, unless destruction is the goal.

Bass Sound Paths

Source + key moves by style. Sources are detailed in the Bass Source Guide above; this table maps each style to the right combination. For full chains (settings, routing, automation), use Related Sound Recipes below.

Universal cautions: keep low end mostly mono, don't put reverb on sub-heavy bass, fix note length/velocity before compression, and don't make the bass more dramatic than the song.

Baritone Guitar vs Bass

Main Rule

The Danelectro baritone can overlap with bass, but it should not accidentally replace or fight the bass.

Use Baritone As Bass-Adjacent Hook When

• The song needs a low melody
• The bassline is simple or sustained
• The arrangement has room
• The baritone plays in gaps
• The tone is guitar-like enough to read separately

Avoid Baritone Conflict When

• Bass and baritone both play busy rhythms
• Both occupy the same low-mid range
• Both sustain at the same time
• The kick is also sub-heavy
• The vocal is low and dense

Fixes

• Simplify bass
• Shorten baritone notes
• Move baritone line higher
• Pan or spatially separate if appropriate
• EQ different roles
• Let one part move while the other sustains

Rule:

If bass and baritone are both interesting at the same time, one of them is probably too interesting.

Arrangement Rules

• Bass should support the song before it impresses the listener.
• Low end should usually be mono or mostly mono.
• Bass and kick must be arranged together.
• Baritone guitar counts as a low-end instrument.
• Pads, piano, and guitars should leave room for bass fundamentals.
• A simple bassline often sounds more expensive than a busy one.
• Do not use reverb on sub-heavy bass by default.
• Bass note length matters as much as bass tone.
• If the bass is the hook, simplify other low-mid parts.
• If the vocal is low, keep bass movement intentional.
• If the mix feels muddy, check bass, baritone, pad, and piano overlap before reaching for more plugins.

When Bass Is Not Working

Check in this order:

1. Is the bass role clear?
2. Is the bassline too busy?
3. Is the register right?
4. Is the note length right?
5. Is it fighting the kick?
6. Is it fighting the vocal rhythm?
7. Is it fighting baritone guitar?
8. Is there too much sub?
9. Is there too much 150–350 Hz mud?
10. Is the bass too wide?
11. Does it translate on small speakers?
12. Would a simpler source work better?

Fix the part, register, and note length before stacking processing.

Related Sound Recipes

• Sound Recipe - Analog Sub + Character Bass (Diva / Roland)
• Sound Recipe - Baritone Shadow Hook
• Sound Recipe - Acid / Dub Bass (303 / Bass Station / Two Voice)
• Sound Recipe - Depeche Mode / Dark Analog Synth Foundation + Bass
• Sound Recipe - The Orb / Weatherall Primal Scream / Ambient Dub Trip
• Sound Recipe - One Dove / Dubby Dream-Pop Atmosphere
• Sound Recipe - Goldfrapp / Glam Analog Synth-Pop (warm analog bass)
• Sound Recipe - Modeselektor & Thom Yorke / The White Flash Glitch-Pop (heavy sub bass)
• Sound Recipe - St. Vincent / Art-Pop Synth + Guitar Texture (fat synth bass)
• Sound Recipe - Bat for Lashes & Beck / "Let's Get Lost" Nocturnal Synth-Pop (warm grounding bass)

Planned:

• Sound Recipe - Atmospheric / Cinematic Low-End Support