NULL DELTA — Production Reference System

Type:

Root:

Mood:

Key	Type	Notes	I	ii/ii°	iii/III	IV/iv	V/v	vi/VI	vii°/VII	Perception / Mood	Best For	Relative

💡 Minor keys show natural minor chords (v = minor). For dark/dramatic V→i resolution, raise the 7th (harmonic minor) to get a major V chord — e.g. in A minor: Em becomes E major (contains G#). This dominant pull is essential in metal, dubstep, and cinematic music.

Range:

Note:

Octave:

Note	Oct	MIDI#	Freq (Hz)	Wavelength	Range	Perception	Production Notes

Section:

Range/Element	Hz	Descriptor	What Lives Here	↑ Boost	↓ Cut	Bass Music Tips

Search:

Element	Ratio	Attack	Release	Threshold	Knee	Goal	Tips

Type	Decay/Time	Pre-Delay	Best For	Character	Bass Music Usage	Critical Rule

Template:

Section	Length	Energy	What Happens	Elements	Tips

Element	Level (dBFS)	Pan	Width	Processing Chain	Notes

Technique	What It Does	Source	Key Parameters	Use Cases	Tips

BPM:

Genre	BPM	Keys	Signature Elements	Sub Character	Reference

Root Note:

Interval	Semi	Ratio	Sound	Example (from C)	Famous Example	Emotion

Mood:

Scale/Mode	Formula	Notes from C	Character	Genre Use	Mood

💡 Click any formula card to expand detailed explanation, worked examples, and use cases

Category:

💡 Drum pattern recipes and rhythmic formulas by genre. X = hit, - = rest, (g) = ghost note. Patterns shown in 16th-note grid.

Genre:

Pattern	Genre	BPM	Kick	Snare	Hat	Character	Tips