Classical Orchestral Transposition Toolkit
French Horn Transposition Calculator
In Classical era (Mozart, Beethoven), natural horns had no valves. Scores were marked Horn in Eb, D, C. Use this tool to instantly sight-read historical notations on modern F/Bb horns.
Classical Audition & Sight-Reading Engine
Classical Sight-Reading Transposition Calculator
Repertoire: Beethoven Symphony No. 3 (Eroica), Mozart Concertos 1–4, Beethoven Symphony No. 5
Clef Substitution Shortcut:
Read in bass clef one octave higher, or read down one step; add two sharps / minus two flats.
Real-time Transposition Calculation
WrittenG4
Read as Horn in FF4
Down 2 semitones
Sight-reading mental rule:
Transpose DOWN a Major 2nd (One Whole Step)
Target Note F4 Valve Fingerings
F Branch Fingering:1★ Preferred (Warm)
B♭ Branch Fingering:T0Alternate
Classical Horn Crook Transposition Quick Reference
| Original Score Key | Modern Horn in F Sight-reading Rule | Semitone Shift | Representative Repertoire |
|---|---|---|---|
| Horn in E♭ | Transpose down a Major 2nd (Down 1 whole step) | -2 semitones | Beethoven Symphony No.3, Mozart 4 Concertos |
| Horn in D | Transpose down a Minor 3rd | -3 semitones | Beethoven Symphony No.2, Haydn D Major Concerto |
| Horn in C (basso) | Transpose down a Perfect 4th (or Tenor clef) | -5 semitones | Early Haydn Symphonies, Mozart Symphony No.41 |
| Horn in E | Transpose down a Minor 2nd (Down 1 semitone) | -1 semitone | Beethoven Symphony No.7, Brahms Trio |
| Horn in G | Transpose up a Major 2nd (Up 1 whole step) | +2 semitones | Mozart Symphony No.40, Rossini William Tell |
| Horn in A | Transpose up a Major 3rd | +4 semitones | Beethoven Symphony No.7 Finale, Mendelssohn No.4 |