Circuits
30s preview
- BPM
- 178
- Half-time
- 89
- Open Key
- 8m
- Energy
- 99/100
- Pop
- 0/100
- Length
- 4:24
- Released
- 2019
- Album
- Little Chef
- Genre
- Drum N Bass
- Loudness
- -2.3 dB
- Dynamics
- 10.5 dB
- ISRC
- UKK761914003
Key, BPM and audio features: model-based audio analysis · how we measure · catalogue updated July 2026
At 178 BPM in B♭ minor (3A), Circuits is a drum n bass production. It reads as punchy, neutral in mood. The mix is almost entirely instrumental. Its spectrum is weighted to the sub and kick, with a heavy low end. The master is loud and heavily compressed. More underground than 99% of Serum's catalogue. For programming, treat it as a floor-filler.
- Tempo:
- faster than 94% of Serum's catalogue
- Energy:
- hotter than 80% of Serum's catalogue
Sonic profile
Frequency spectrum
amplitude · bass → treble
- 33%
- Low
- 30-130 Hz
- 28%
- Low-mid
- 130-570 Hz
- 21%
- Upper-mid
- 570 Hz-2.5 kHz
- 18%
- High
- 2.5-11 kHz
FAQ
What key is Circuits in?
Circuits by Serum is in B♭ minor, or 3A on the Camelot wheel.
What BPM is Circuits?
Circuits runs at 178 BPM.
What mixes well with Circuits?
From 3A it blends harmonically with 4A, 3B, 2A. Moving to 4A lifts the energy a step.
Is Circuits good for peak time?
With energy 99 out of 100 at 178 BPM, it works best as a floor-filler.
Mixes harmonically
3A → 2A · 4A · 3BFrom 3A, 4A (F minor) lifts the energy a step; 3B (D♭ major) brightens to the relative major; 2A (E♭ minor) cools the energy down a step.
How to mix it
In 3A at 178 BPM: 4A (F minor) — move to 4A to push the floor harder; 3B (D♭ major) — switch to 3B for a mood change without losing the groove; 2A (E♭ minor) — drop to 2A to bring the room down gently.
Pitch range at ±6%: 167-189 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 10A rather than 3A; below -5% it reads as 8A. With key lock on, it stays 3A across the whole range.
Programming: a floor-filler.
Similar tempo
Within ±3 BPM of 178 — beatmatch without a big tempo pull.
More drum n bass
More from Serum
Full profile
Other recommendations
Beyond strict key and genre matches: tracks that still sit in beatmatch range of 178 BPM with a compatible energy and groove — candidates for a key jump or a genre crossover.
Every insight on this page, for your own library.
Vibes runs this same analysis on the music you own: keys, energy and vibe for every track, organized into sets you can actually play.