Crux by Oscar Mulero cover art

30s preview

Key
10A · B minor
BPM
91
Double-time
182
Open Key
3m
Energy
67/100
Pop
3/100
Length
6:04
Released
2018
Genre
Idm
Loudness
-13.6 dB
Dynamics
13.5 dB
ISRC
NLCK41052278

Key, BPM and audio features: model-based audio analysis · how we measure · catalogue updated July 2026

At 91 BPM in B minor (10A), Crux is a slow-groove tempo idm production. It reads as punchy, neutral in mood. The groove is loose and less beat-driven. The mix is almost entirely instrumental. Its spectrum is weighted to the sub and kick, with a heavy low end. The master keeps real dynamic headroom. The master keeps unusual dynamic range for club music (crest 14 dB). A 2018 production that still circulates in sets. Slower than 97% of Oscar Mulero's catalogue. In a set it works best as an opener or closing-set piece.

Groove:
less groove-driven than 93% of Oscar Mulero's catalogue
Energy:
calmer than 81% of Oscar Mulero's catalogue
Brightness:
brighter than 75% of Oscar Mulero's catalogue

Sonic profile

EnergyGrooveMoodOrganicInstr.LiveTempo
Energy67
Mood38Balanced
Groove43
Acoustic3
Instrumental93
Live9
Speech10

Frequency spectrum

amplitude · bass → treble

601252505001k2k4k8k
45%
Low
30-130 Hz
25%
Low-mid
130-570 Hz
17%
Upper-mid
570 Hz-2.5 kHz
14%
High
2.5-11 kHz

FAQ

What key is Crux in?

Crux by Oscar Mulero is in B minor, or 10A on the Camelot wheel.

What BPM is Crux?

Crux runs at 91 BPM, a slow-groove tempo track.

What mixes well with Crux?

From 10A it blends harmonically with 11A, 10B, 9A. Moving to 11A lifts the energy a step.

Is Crux good for peak time?

With energy 67 out of 100 at 91 BPM, it works best as an opener or closing-set piece.

Mixes harmonically

10A9A · 11A · 10B

From 10A, 11A (F♯ minor) lifts the energy a step; 10B (D major) brightens to the relative major; 9A (E minor) cools the energy down a step.

#Track

Every move from 10A

11ASimple Mix Upper
9ASimple Mix Downer
10BTonal Shift·
11BDiagonal Mix Upper
9BDiagonal Mix Downer
7BCompatible Tone·
12AHigh Energy Boost▲▲▲
8AHigh Energy Drain▼▼▼
1AParallel Key Upper▲▲
7AParallel Key Downer▼▼
5ATritone Jump▲▲
2ARelated Keyrisky

How to mix it

In 10A at 91 BPM: 11A (F♯ minor) — move to 11A to push the floor harder; 10B (D major) — switch to 10B for a mood change without losing the groove; 9A (E minor) — drop to 9A to bring the room down gently.

Pitch range at ±6%: 86-96 BPM — anything in that window beatmatches without sounding stretched.

Key on the fader: without key lock (Master Tempo on CDJs), above roughly +5% it plays a semitone higher, so treat it as 5A rather than 10A; below -5% it reads as 3A. With key lock on, it stays 10A across the whole range.

Programming: an opener or closing-set piece.

Similar tempo

Within ±3 BPM of 91 — beatmatch without a big tempo pull.

#Track

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#Track

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Other recommendations

Beyond strict key and genre matches: tracks that still sit in beatmatch range of 91 BPM with a compatible energy and groove — candidates for a key jump or a genre crossover.

#Track