Siren FX 2 Reverse
- BPM
- 126
- Open Key
- 3m
- Energy
- 55/100
- Pop
- 7/100
- Length
- 6:37
- Released
- 2008
- Genre
- Techno
- Loudness
- -7.5 dB
Key, BPM and audio features: model-based audio analysis · how we measure · catalogue updated July 2026
Siren FX 2 Reverse: club-tempo techno, B minor (10A), 126 BPM. Tonally it lands dark and steady. Rhythmically it is built for the dancefloor. A 2008 production that still circulates in sets. Better known than 88% of Radio Slave's catalogue. In a set it works best as a mid-set roller.
- Energy:
- calmer than 80% of Radio Slave's catalogue
Sonic profile
Frequency spectrum
amplitude · bass → treble
FAQ
What key is Siren FX 2 Reverse in?
Siren FX 2 Reverse by Radio Slave is in B minor, or 10A on the Camelot wheel.
What BPM is Siren FX 2 Reverse?
Siren FX 2 Reverse runs at 126 BPM, a club-tempo track.
What mixes well with Siren FX 2 Reverse?
From 10A it blends harmonically with 11A, 10B, 9A. Moving to 11A lifts the energy a step.
Is Siren FX 2 Reverse good for peak time?
With energy 55 out of 100 at 126 BPM, it works best as a mid-set roller.
Mixes harmonically
10A → 9A · 11A · 10BFrom 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.
How to mix it
In 10A at 126 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%: 118-134 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: a mid-set roller.
Similar tempo
Within ±3 BPM of 126 — beatmatch without a big tempo pull.
More techno
More from Radio Slave
Full profile
Other recommendations
Beyond strict key and genre matches: tracks that still sit in beatmatch range of 126 BPM with a compatible energy and groove — candidates for a key jump or a genre crossover.
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