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Chro-Nat” – new Revolutionary Music Notation System

Non-Accidental and Non-Chromatic-Signature Keys

Chromatically Natural

and chromatically isotropic , unequivocal , compressed – multi-octave

RECOMMENDED  Music Notation System

SIMPLE , Very EASY to learn , write and read musical notes.


This system does not require the use of “prostheses” , quirks and difficulties used in the conventional , archaic music notation system such as accidentals and key chromatic signatures


The difference between the old and the proposed new music notation system is the same type as the difference between Roman and Arabic system of writing numbers.


! It's Time to End the Classic , ARCHAIC music notation system !


Details and rules of the new „Chro-Nat” music notation system

may be seen in the figures (link) :
Chro-Nat Music Notation System : SIMPLE & EASY to Learn & Write & Read musical Notes

Basic Advantages and Properties of the "Chro-Nat" System

  • Chromatically Natural, Amazing SIMPLE and Unequivocal music notation system based on the traditional 5-line staff.
  • No difficulties, "prostheses" and quirks, such as "accidental" signs (flat, sharp, neutral, ...)
  • No chromatic signatures in the musical clefs (keys).
  • VERY Simple and Easy to Learn and to Read and Write musical notes - even by small children.
  • Possible multi-Octave musical notation on one 5-line staff containing only one [Cn:] main clef.
  • This system uses More than One Shape to mark musical notes. Each differing shape means a relatively different basic sound C (shifted by octaves).
  • Simple and Shiftable, musical notation Main Clef , [Cn:] Key (n = number of selected main sound C or the basic octave)
  • isoTropic Properties of the notation system make it Easy to Shift the sound pitch of the entire musical composition - just shift the clef position.

  • Other less recommended

    chromatically isotropic music notation systems :


    „3SiT” – 3-shapes system (link) :


    „2SiT” – 2-shapes system (link) :

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