The family
Horns, trumpets, trombones, tuba (plus flugelhorn, euphonium, cornet, piccolo trumpet). The typical Romantic ensemble is 4 horns, 2–3 trumpets, 3 trombones (2 tenor + 1 bass), 1 tuba. The sound comes from the vibration of the lips in the mouthpiece; pitch is chosen by the tension of the lips (the harmonic series) and with valves, rotors, or a slide.
Ranges (written → sounding)
| Instrument | Transposition | Practical written range | Sounding range |
|---|---|---|---|
| Horn in F | sounds a perfect fifth lower | F#3 – C6 (treble clef; low register in bass clef) | B2 – F5; professionals go down to about B1 in the low register |
| Trumpet in Bb | sounds a major second lower | F#3 – C6 (D6) | E3 – Bb5 (C6) |
| Trumpet in C | in C | F#3 – C6 | same |
| Flugelhorn in Bb | major second lower | F#3 – C6 approx. | E3 – Bb5 |
| Piccolo trumpet in Bb | sounds a minor seventh higher | high Baroque register | |
| Tenor trombone | in C | E2 – Bb4 (F5 for soloists) | same; pedal tones below E2 (Bb1, A1…) |
| Bass trombone | in C | Bb1 (C2) – F4 approx. | same; with the F and Gb/D rotors a continuous scale in the low register |
| Tuba | in C (in the orchestra) | D1 – F4 approx. | same |
The extreme ranges depend heavily on the player; in pop recordings the safe limits are lower (trumpet up to concert G5–A5 for long parts).
Registers and characters
- Horn: the “glue” of the orchestra; the middle register (written C4–C5) is warm and round, blending with woodwinds and strings. At forte and in the high register it becomes heroic; with the bell closed (bouché, +) it becomes metallic. Four horns: 1st and 3rd take the high parts, 2nd and 4th the low parts.
- Trumpet: brilliant, penetrating, the sound of fanfares and solos. Low register dark, middle singing, high powerful but tiring.
- Trombone: noble and solemn at piano, extremely powerful at forte; expressive in jazz, with glissandi thanks to the slide (7 positions). A true glissando works only within the same harmonic series and over a maximum span of a tritone.
- Tuba: the foundation of the brass chorale, often doubling the double basses.
Mutes
- Straight: a thinner, more nasal sound.
- Cup: soft and muffled.
- Harmon (wah-wah): the Miles Davis sound; with or without the stem.
- Plunger: a suction-cup mute moved by hand (the “wa-wa” effect in Ellington's jazz).
- Bucket: very soft and dark.
Idiomatic effects and articulations
- Fall: a drop in pitch at the end of the note (short or long).
- Doit: an indefinite rise at the end of the note.
- Scoop: entering from below.
- Shake: a wide trill between harmonics (lead trumpet in jazz).
- Rip / glissando: a quick rise to the note.
- Flutter tongue (frullato): vibrating tongue (dramatic effects).
- Stopped / bouché on the horn.
Balance and power
Brass is the loudest family. A rule of thumb at orchestral fortes: 1 trumpet or 1 trombone balances about 2 horns; 1 horn balances about 2 woodwinds. At piano the brass can be extremely soft and blend perfectly.
Breath and endurance
Brass players tire their lips quickly: leave rests, avoid repeated long high notes, distribute the high parts among several trumpets. The horn in the high register is risky (the “crack” is common).
Typical voicings
- Brass chorale in C: Tuba C2, bass trombone G2, trombone 2 E3, trombone 1 G3 (or C4), horns on the inner notes, trumpets on top (E4–G4–C5).
- Four horns in unison: heroic theme (Strauss, Williams).
- Trumpets and trombones in octaves: maximum power.
Practical exercise
Write an 8-bar chorale in Bb major for 2 trumpets, 4 horns, 3 trombones, and tuba. Respect the ranges and write the transposed parts: trumpets in Bb (a major second higher, in C major), horns in F (a fifth higher, in F major). In the DAW, realize it in concert pitch with a brass library and check the balance.
Related topics
Orchestration: Families, Ranges, and Blends, Woodwinds: Ranges and Transpositions, Pop/Funk Horn Section, Big Band Arranging, Orchestral Doublings and Blends.