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Key-pair transition

Mixing from 10B to 9B

A safe, gentle step down the wheel—use it to ease energy during peaks or transitions when you need breathing room without losing momentum.

From
10BD Major
Simple Mix Lower
❄️
To
9BG Major

Tracks

Tracks

Best chemistry

Tier

Safe

How to mix this transition

Keep the blend tight—4 to 8 bars is ideal for this relationship, since the harmonic shift is gentle enough that a slow crossfade risks muddiness. Bring in the 9B track at a phrase boundary in the outgoing 10B track, ideally after a 4- or 8-bar section closes. Use a high-pass filter on the incoming track during the blend to let the kick and bass integrate cleanly; the fifth relationship means their low-end fundamentals won't lock immediately. Avoid EQ-killing the outgoing track's mids—instead, let the new track's harmonic weight naturally push it back.

Common mistakes

  • Don't stretch the blend beyond 8 bars; the harmonic shift becomes ambiguous and loses impact
  • Don't layer both kicks during the transition—swap them crisply to anchor the new key
  • Don't bring in the new track mid-phrase; wait for the 4- or 8-bar boundary to let the ear reset

When this transition lands best

  • Mid-set energy reset
  • After a breakdown
  • Second-hour pacing shift

Related transitions

Reverse

9B10B

Simple Mix Upper

Also try

10B1B

Parallel Key Upper

Also try

10B2B

Related Key Upper

Also try

10B4B

Tritone Jump

Also try

10B6B

Related Key Lower

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10B tracks

18,252

9B tracks

20,486

Best chemistry

98%

Tier

Safe

What this transition feels like

Moving from D Major (10B) to G Major (9B) drops the harmonic center by a perfect fifth, creating a subtle but perceptible ease in tension. The audience hears a shift toward lower harmonic gravity while remaining in the major-key brightness—the mood softens without becoming dark or introspective. Energy dips gently; this is a decompression move, not a collapse.

Example transitions from the catalog

Top chemistry-scored pairs where the outgoing track is in 10B and the incoming is in 9B. Evaluated 1,600 candidate pairs.

Score your own pair
98%Simple Mix Lower
Diet Coke - Extended Mix
Diet Coke - Extended Mix
Fallon
12810B
OVERDRINK - Extended Mix
OVERDRINK - Extended Mix
DONT BLINK
1289B
BPM0
Energy=
No pitch needed — BPMs match
97%Simple Mix Lower
My Muse
My Muse
Leon Thomas
10010B
Quickest Routes
Quickest Routes
Shoreline Mafia
1009B
BPM0
Energy=
No pitch needed — BPMs match
97%Simple Mix Lower
Don't Start Now (Dom Dolla Remix) - Extended
Don't Start Now (Dom Dolla Remix) - Extended
Dua Lipa
12410B
Let It Drop Now
Let It Drop Now
BeatItPunk
1239B
BPM±1.0
Energy=
Pitch ±1.0 BPM
97%Simple Mix Lower
Versatile - Extended
Versatile - Extended
L.P. Rhythm
13110B
Serious - Extended Mix
Serious - Extended Mix
Obskür
1329B
BPM±1.0
Energy=
Pitch ±1.0 BPM
97%Simple Mix Lower
3AM - Extended Mix
3AM - Extended Mix
DJs From Mars
13010B
Sky - Extended
Sky - Extended
Fezzo
1309B
BPM0
Energy=
No pitch needed — BPMs match
97%Simple Mix Lower
Overdrive - Extended Mix
Overdrive - Extended Mix
Cyril
13010B
Party Jumpin' - Extended Mix
Party Jumpin' - Extended Mix
CID
1299B
BPM±1.0
Energy=
Pitch ±1.0 BPM
96%Simple Mix Lower
Wake Me Up
Wake Me Up
Avicii
12410B
No Embalo da Vila - Club Mix
No Embalo da Vila - Club Mix
Martinho Da Vila
1249B
BPM0
Energy=
No pitch needed — BPMs match
96%Simple Mix Lower
London's On Fire - Extended Mix
London's On Fire - Extended Mix
Chris Lorenzo
13010B
Headshake
Headshake
SCRIPT
1309B
BPM0
Energy±6%
No pitch needed — BPMs match

Sound profile shift

Average across all 10B and 9B tracks in the catalog. The difference between the two shapes is what your audience hears across the transition.

EnergyDriveGrooveBrightnessWarmthBass
10B · D Major
9B · G Major

Outline = where you start. Filled shape = where you land. Bigger gaps mean a more dramatic mood shift for the dancefloor.

BPM landscape

Just 1 BPM apart at the median — small pitch nudge gets you there cleanly.

10B · D Major65–175 BPM · median 125
9B · G Major66–170 BPM · median 126

Genres in this pair

10B

  • Progressive House
  • Techno (Peak Time / Driving)
  • Psy-Trance
  • Indie Dance
  • Dubstep

9B

  • Psy-Trance
  • Techno (Peak Time / Driving)
  • Indie Dance
  • Progressive House
  • Hard Dance / Hardcore / Neo Rave

Artists with tracks in both keys

Names worth queuing — they routinely produce in both keys, so their catalogs give you ready-made pairings.

  • Daft Punk1 · 1
  • NIIKO X SWAE1 · 1

FAQ

Is mixing from 10B to 9B safe?⌄
Simple Mix Lower. Gentle energy ease — one step counter-clockwise.
What does the 10B → 9B transition sound like?⌄
Moving from D Major (10B) to G Major (9B) drops the harmonic center by a perfect fifth, creating a subtle but perceptible ease in tension. The audience hears a shift toward lower harmonic gravity while remaining in the major-key brightness—the mood softens without becoming dark or introspective. Energy dips gently; this is a decompression move, not a collapse.
What BPM range works for 10B to 9B?⌄
10B tracks median 125 BPM; 9B median 126 BPM. Pairs at similar BPMs work without pitch adjustment.
When in a DJ set should I use 10B → 9B?⌄
Best moments: Mid-set energy reset, After a breakdown, Second-hour pacing shift.