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Roel’s World

Roel’s World

A blog about music and more …

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    • About Roel & Roel’s World
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  • Links
  • Blog: Music
    • Music & the brain
    • The Function Of The Musical Intervals
    • Music & Geometry
    • Music Composition & Math (Numbers & Sequences)
    • The Astrological Zodiac & Musical Tonality
    • The Astrological Zodiac & Musical Tonality – Roel’s Interpretation
    • Astro-Music Composition (Chart to Music)
    • The Astronomical Constellational Zodiac Scale
    • Early Electronic Music
    • The “Amen Break”
    • Jazz Album “Must-Haves”
    • Favorite Music Quotes
  • Blog: Saxophone
    • John Coltrane’s Tone Circle
    • The Geometry of John Coltrane’s Music
    • Why is the Saxophone a Woodwind Instrument?
    • Favorite Saxophonists
    • Great Unknowns on the Saxophone
    • Odd, Arty & Rare Saxophones
    • 432Hz Saxophone Design Lobby
    • Borgani 432 Sax
    • Vintage 435Hz (“Diapason Normal”) Saxophones
    • Saxophone Troggle-Key System
    • The Language of Improvisation
    • 24-Tone Scale on Saxophone
    • 128-Tone Scale on Saxophone
    • Beatbox Sax by Derek Brown
    • Sa-X-Mas (Christmas Music)
      • SA-X-MAS: Christmas Songs With Saxophone
      • SA-X-MAS: “Have Yourself a Merry Little Christmas”
      • SA-X-MAS: “The Christmas Song”
  • Blog: Tuning & Frequencies
    • Tuning & Frequency Basics
    • Audio Frequency (historical time-line)
    • Sound and Light / Colour
    • Cymatics
    • Harmonics Overtones Formants Timbre & Sympathetic Resonance
    • Tempo & Pitch – Bpm & Cps – Rhythm & Harmony
    • Musical Instruments & Tuning
    • Pitch Inflation – The Analogue Loudness War?
    • How did A4=440Hz became the standard?
    • Myth ⚠ The “Goebbels Concert Pitch” Story
    • Why using a lower Pitch then the standard of A4=440Hz?
    • A4=435Hz – The “Diapason Normal”
    • A4=415Hz – The Baroque Pitch “Standard”
    • C4=256Hz – The “Scientific Pitch”
    • A Horological and Mathematical defense of the “Philosophical Pitch”
    • Myth ⚠ The Ancient Solfeggio Tone Frequencies
    • Fibonacci “Tones”
    • Fibonacci Temperaments
    • The Astronomical (Constellational) Zodiac Scale
  • Blog: 432Hz
    • 432-Tuning Foreword
    • What is related to 432Hz and what is not?
    • 432 Hz Tuning basics and more …
    • Concert Pitch vs Tuning System
    • Myth ⚠ 432Hz was the standard before 440Hz
    • 432hz as International Concert Pitch? Only if …
    • Why using a lower Concert Pitch (432Hz)?
    • ⚠ Overtones & Harmonics … 432Hz vs 440Hz
    • ⚠ 432Hz & The Schumann Resonance
    • Myth ⚠ 432Hz & The Speed of Light
    • 432Hz (& 256Hz) in Tone & Color
    • 432Hz & Cymatics
    • 432Hz Musical Instruments
    • 432Hz Saxophone Redesign Lobby
    • How To: Changing the Concert Pitch (post prod.)
    • How-To: Changing the Concert Pitch and Temperament
    • Most Harmonic Numbers (MHN) a.k.a. “Pythagorean Temperament”
    • Renold-I Temperament (“The Scale of Fifths”) by Maria Renold
    • Renold-II Temperament (“The Scale of Fifths) by Maria Renold
    • Fibonacci 432Hz Temperament
    • Real-Time 432 Auto-Pitching Music Players
    • Real-Time 432 Auto-Pitching Video Player
    • EVO 432 Music Server
    • 432Hz DAWs, Virtual Instruments, Plugins & Software Tools
    • ⚠ 432Hz and “the Factor 9”
    • ⚠ Myth: Mozart, Jimi Hendrix, Bob Marley, Price … 432-Artists?
    • Giuseppe Verdi … 435Hz, 432Hz & 256Hz
  • Blog: Various
    • Jazz Artworks
    • Jazz Photography
    • Various Favorite Quotes
    • WordPress Jazz Tributes

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Last Updated on February 29, 2020

Approx. reading time: < 1 minute

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