Jeff Mills — Jeff Mills: Sala Razzmatazz, Barcelona (05/02/2004)

    Detroit Techno · 2h 24m · analysed 18 Aug 2026 · source: soundcloud.com

    Overall score
    88/100
    Level
    festival ready
    Duration
    2h 24m
    Genre
    Detroit Techno

    Public mix analysis — no affiliation or endorsement. This report measures a publicly available recording hosted on soundcloud.com. The scores are produced by SOONOS and do not imply any partnership with, or approval by, Jeff Mills.

    In short

    Jeff Mills: Sala Razzmatazz, Barcelona (05/02/2004) by Jeff Mills scores 88/100 in the SOONOS analysis (festival ready). The strongest dimension is IDENTITY (96/100) and the weakest is TECHNIQUE (84/100).

    This segment demonstrates how a master DJ can use multiple decks to create a single, evolving rhythmic organism.

    Key takeaways

    What weakened the set

    • Recurring low-end clash (2×) — Two basslines fighting in the sub kills club translation and creates phase mush. Detected 2× (6:52, 29:42).
    • Repeated volume jumps (2×) — Gain-staging mismatches break perceived continuity and force the crowd to readjust. Detected 2× (6:52, 29:42).
    • Long static loops (6×) — Sections sitting on the same loop without layering, EQ moves or tension shifts (48:00, 54:00, 72:00, 80:00, 108:00, 112:00). Long loops kill dancefloor momentum.

    What to try next

    • Continue to master the balance of high-density percussive layers to avoid mid-range clutter.
    • Experiment with subtle melodic elements to provide brief moments of contrast within the driving energy.
    • Maintain the exceptional focus on rhythmic precision that defines this style.

    Timestamped insights

    Each moment below is tagged with how it was produced: “measured” comes from the DSP pass on the audio, “listening” comes from the multi-agent listening pass.

    • 3:05Measured (DSP)85/100Listen at 3:05

      Smooth introduction of a new hi-hat pattern that reinforces the existing groove.

    • 6:52Measured (DSP)72/100Listen at 6:52

      Audible micro-drift during the blend, typical of manual vinyl manipulation.

    • 14:20Measured (DSP)82/100Listen at 14:20

      Strategic disruption

    • 21:20Measured (DSP)64/100Listen at 21:20

      Intentional reset

    • 25:45Measured (DSP)90/100Listen at 25:45

      Seamless integration of a new drum loop, adding urgency without clutter.

    • 29:42Measured (DSP)75/100Listen at 29:42

      A bold, sudden transition that momentarily jars but maintains the energy.

    About this detroit techno set

    Jeff Mills: Sala Razzmatazz, Barcelona (05/02/2004) is a detroit techno DJ set by Jeff Mills, running 2h 24m. It was measured by the SOONOS multi-agent engine and scores 88/100 overall — festival ready.

    The engine files this performance as “Promising”.

    This segment demonstrates how a master DJ can use multiple decks to create a single, evolving rhythmic organism.

    How the score breaks down

    SOONOS scores this set across 5 weighted categories. The strongest is IDENTITY at 96/100; the weakest is TECHNIQUE at 84/100.

    Analysis coverage for this file is 100% — the share of the set the engine could measure with full confidence.

    Energy and structure

    The energy curve was sampled at 28 points, moving between 40 and 96 on the SOONOS energy scale — a wide dynamic range across the set.

    7 transitions were detected and scored individually.

    Beat-grid measurement (DSP) reports 1186.8 grid breaks per hour, with a median beat offset of 25 ms.

    How this score is built

    Measured layer (DSP): the audio file is analysed directly — beat grid, tempo stability, loudness and energy. These values are measurements, not opinions.

    Listening layer: a multi-agent pass reads musical intent — programming, storytelling, coherence and crowd effect. This layer interprets, it does not measure.

    Fusion and ceilings: the two layers are merged, and the measured layer always wins on execution. When the DSP hears an execution problem, it caps the final score even if the listening layer is positive.

    Measured coverage for this file is 100% of the set.

    Listen to the original set

    Full SOONOS analysis

    0

    This segment demonstrates how a master DJ can use multiple decks to create a single, evolving rhythmic organism.

    The 8 dimensions

    Not available — the 8-dimension profile was not measured for this set.

    Score breakdown

    TECHNIQUE

    How well did you execute?

    25%84
    Beat Alignmentmeasured76
    Transition Qualitymeasured84
    Phrase Accuracymeasured93
    EQ & Frequency Control (estimated)measured87
    Tempo Stability (estimated)measured86
    Technical Cleanlinessmeasured80

    STORYTELLING

    Did the mix go somewhere?

    25%94
    Narrative ArcAI95
    ProgressionAI94
    Tension & ReleaseAI91
    Section AwarenessAI93
    Flow ContinuityAI96
    PayoffAI94

    ENERGY

    Did you control the room?

    20%88
    Energy Curvemeasured86
    PacingAI95
    MomentumAI97
    Peak ManagementAI91
    Energy HandoffAI95
    Fatigue ControlAI49

    SURPRISE

    Did you remain unpredictable?

    15%86
    Unexpected MomentsAI87
    ContrastAI84
    Transition Varietymeasured97
    Selection RiskAI94
    FreshnessAI48
    Surprise ControlAI87

    IDENTITY

    Did the mix sound like you?

    15%96
    Selection QualityAI96
    Identity ConsistencyAI99
    IntentionalityAI98
    ConfidenceAI98
    RestraintAI89
    SignatureAI98

    Energy arc

    48:00144:00

    Transitions analysed (7)

    3:05

    Fast percussive layering

    Smooth introduction of a new hi-hat pattern that reinforces the existing groove.

    85
    6:52

    Quick swap

    Audible micro-drift during the blend, typical of manual vinyl manipulation.

    72
    14:20

    Percussive Layering

    strategic_disruption

    82
    17:25

    Seamless Groove Swap

    100
    21:20

    Rapid Cut-in

    intentional_reset

    64
    25:45

    Percussive layering with high-pass swap

    Seamless integration of a new drum loop, adding urgency without clutter.

    90
    29:42

    Quick cut on the downbeat

    A bold, sudden transition that momentarily jars but maintains the energy.

    75

    Technical subscores

    87

    EQ balance

    85

    Beat alignment

    93

    Energy control

    86

    Tempo stability

    88

    Loudness control

    93

    Musical coherence

    80

    Harmonic compatibility

    83

    Transition cleanliness

    Measured (DSP)

    25 ms

    Beat-grid drift (median)

    Typical gap between the two tracks' beats while they play together. Lower is tighter.

    200 ms

    Drift p95

    Worst-case drift: 95% of the set stays tighter than this value.

    8,625

    Boundaries detected

    Points where the audio changes track or section.

    2

    Hard cuts / h

    Abrupt track changes per hour, with no blend between the two records.

    33

    Clipping events

    Moments where the recording hits the ceiling and distorts.

    32

    Level jumps

    Sudden volume steps between tracks.

    Measurement confidence 100% · analysed on the full audio.

    Recurring patterns

    • Recurring low-end clash

      Two basslines fighting in the sub kills club translation and creates phase mush. Detected 2× (6:52, 29:42).

    • Repeated volume jumps

      Gain-staging mismatches break perceived continuity and force the crowd to readjust. Detected 2× (6:52, 29:42).

    • Long static loops (6×)

      Sections sitting on the same loop without layering, EQ moves or tension shifts (48:00, 54:00, 72:00, 80:00, 108:00, 112:00). Long loops kill dancefloor momentum.

    Timeline

    • 4:15Groove Lock
    • 10:20Energy Peak
    • 6:52Risky pressure or vibe dip
    • 21:20Risky pressure or vibe dip
    • 27:15Rhythmic Peak
    • 29:42Risky pressure or vibe dip

    Coaching notes

    • Continue to master the balance of high-density percussive layers to avoid mid-range clutter.
    • Experiment with subtle melodic elements to provide brief moments of contrast within the driving energy.
    • Maintain the exceptional focus on rhythmic precision that defines this style.
    Listen on SoundCloud

    Curious how your own set scores?

    Methodology and limitations

    This report is produced automatically from the published recording. It measures what is present in the audio file: a bad source encoding, a partial upload or a heavily processed broadcast version can change the measured values. Nothing here reflects the room, the crowd or the night itself.

    Read the full SOONOS methodology →

    Questions about this analysis

    What score does Jeff Mills's Jeff Mills: Sala Razzmatazz, Barcelona (05/02/2004) get?
    Jeff Mills: Sala Razzmatazz, Barcelona (05/02/2004) scores 88/100 in the SOONOS Mix Database (festival ready), based on audio measurement plus multi-agent listening.
    How long is Jeff Mills: Sala Razzmatazz, Barcelona (05/02/2004)?
    The analysed recording runs 2h 24m.
    Which part of the mix scores best?
    IDENTITY is the strongest category at 96/100, while TECHNIQUE is the lowest at 84/100.
    How is this score calculated?
    SOONOS measures the audio with a DSP pass (beat grid, loudness, tempo, energy) and runs a multi-agent listening pass on top. Measured axes always override the listening layer, so an execution issue heard in the file caps the final score.

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