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Bach - 'Brandenburg Concerto' (Performing forces (Continuo,…
Bach - 'Brandenburg Concerto'
Background info
Baroque
Worked in a number of musical jobs
Kappelmeister (Court music director)
Church organist
Music director
Composer
Secular works
Chamber music
Composed between 1711 and 1720
Performing forces
Continuo
Figured bass on harpsichord
Extended virtuoso for harpsichord
Includes a ripieno
Includes a concertino
This piece is a concerto grosso
No dynamic markings for harpsichord as in that time, the harpsichord has no dynamic ability
Structure
Ternary form (ABA')
Section A: B.1-78
Section B: B.79-232
Section A': B.233-end
Texture
Polyphonic/ Contrapuntal
Begins in a fugal style
Two-part texture
Often imitative
Sequences and ornaments
Melody
Conjunct style
Scalic runs especially in the harpsichord part
Harpsichord has occasional ornaments
Based on two themes
Few countermelodies
Diatonic
Ornamented melody
Tonality
D major
Predominant key in most of the A sections
Diatonic
Section B modulates to the dominant and relative minor
Harmony
Uses the standard chords of the time
Functional
Root position and first inversion chords
Occasional suspensions
Predominantly diatonic
Secondary dominant chords are common chromatic chords
Tempo, metre and rhythm
2/4 metre
Can be confused for 6/8 due to use of triplets
Continuous use of triplets and dotted rhythms
Many semiquaver runs especially in the harpsichord part
Typically based on gigues