BALIMORE
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Guide · 120 – 124 BPM

Slow enough
that the swing
is audible.

Deep house is not techno played slowly. The whole genre lives in a window where the gap between two sixteenth notes is still long enough for the ear to hear one of them arrive late on purpose.

Tempo
120 – 124 BPM
Feel
Swung sixteenths
Format
Mixes, 20 – 80 min
Vocals
Instrumental

120 BPM, and why the numbers are round

At 120 BPM a beat is exactly 500 milliseconds, a bar is 2.000 seconds, and a sixteenth is 125 ms. Those round figures are not a coincidence of taste: the tempo survived from disco through house because it divides cleanly, which made it the easiest thing in the world to mix on two turntables.

At 124 BPM the beat drops to 484 ms and the bar to 1.94 s. Four BPM sounds like nothing written down; across an hour it is the difference between a set that breathes and one that pushes.

Swing: the twenty milliseconds that define the genre

Straight sixteenths at 120 BPM are 125 ms apart. Deep house delays every second sixteenth by roughly 15 – 20% of that gap — about 20 milliseconds — and that single displacement is what makes the groove feel like it is leaning rather than marching.

This only works at low tempo. At 138 BPM the sixteenth gap is 109 ms, so the same proportional delay is 17 ms, and it collides with the kick's own decay instead of sitting in open space. The swing becomes mud. That is the real reason deep house has a tempo ceiling, and why techno built above 132 is almost always straight.

Chords that have room to be chords

Two seconds of bar at 120 BPM is enough for a seventh or ninth chord to be heard as a harmony rather than as a stab. Deep house uses those extended chords constantly — they are the warmth people mean by “deep” — and they need the time. Compress the bar to 1.6 seconds and the same voicing reads as a texture.

Deep house, tech house, melodic techno

Tech house sits at 124 – 128 and trades the swing for a tighter, drier groove aimed at a club system. Melodic techno sits at 124 – 130, keeps the straight grid, and moves the content into long pads and progressions. Deep house keeps the swing and keeps the chords, which is why it is the one of the three that works at low volume, outdoors and in daylight.

Where it belongs

Daytime, sunsets, rooms with conversation in them, driving before dark, cooking, working with other people around. It is the least demanding of the four-on-the-floor genres, and the only one that does not sound wrong quietly.

Full mixes

Everything written, produced and mixed by Steven Ran Cohen as BALIMORE.

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