Switched-On Brandenburgs is a 1979 double album

Double album

A double album is an audio album which spans two units of the primary medium in which it is sold, typically records and compact discs....

 by Wendy Carlos

Wendy Carlos

Wendy Carlos is an American composer and electronic musician. Carlos first came to notice in the late 1960s with recordings made on the Moog synthesizer, then a relatively new and unknown instrument; most notable were LPs of synthesized Bach and the soundtrack for Stanley Kubrick's film A...

. It was the seventh album released by Carlos, and the fourth and final album in her project of classical music which also included Switched-On Bach

Switched-On Bach

-Details:The album consists of pieces by Johann Sebastian Bach, performed on a Moog synthesizer, a modular synthesizer system, one of which can be seen at the back of the room on the album cover. "Switched-On Bach," or "S-OB" as Carlos referred to it, was recorded on a custom-built 8 track recorder...

(1968), The Well-Tempered Synthesizer

The Well-Tempered Synthesizer

The Well-Tempered Synthesizer is a 1969 album released by Wendy Carlos following the groundbreaking Switched-On Bach in the previous year. The album consists of a selection of pieces by Monteverdi, Domenico Scarlatti, and Handel as well as Bach whose music was exclusively featured on the first...

(1969), and Switched-On Bach II (1974).

Switched-On Brandenburgs is a collection of all six of Bach's Brandenburg Concertos performed by Carlos on her Moog modular synthesizer

Moog modular synthesizer

Moog modular synthesizer refers to any of a number of monophonic analog modular synthesizers designed by the late electronic instrument pioneer Dr. Robert Moog and manufactured by R.A Moog Co...

. Concertos #1, #2, and #6 were recorded specifically for the album. Concertos #3, #4, and #5 had been previously released on Switched-On Bach, The Well-Tempered Synthesizer, and Switched-On Bach II respectively (though the second movement of #3 was re-recorded for this release). The first movement of the Second Concerto had been recorded for the album By Request, released in 1975, however a different version is on this album.

Disc one

1. "Brandenburg Concerto # 1 in F Major: Allegro
   Tempo
   In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...
   
   "
2. "Brandenburg Concerto # 1 in F Major: Adagio
   Tempo
   In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...
   
   "
3. "Brandenburg Concerto # 1 in F Major: Allegro"
4. "Brandenburg Concerto # 1 in F Major: Menuuetto/Trio I/Polocca/Trio II"
5. "Brandenburg Concerto # 2 in F Major: Allegro"
6. "Brandenburg Concerto # 2 in F Major: Andante
   Tempo
   In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...
   
   "
7. "Brandenburg Concerto # 2 in F Major: Allegro Assai"
8. "Brandenburg Concerto # 3 in G Major: Allegro"
9. "Brandenburg Concerto # 3 in G Major: Adagio" (see note)
10. "Brandenburg Concerto # 3 in G Major: Allegro"

Disc two

1. "Brandenburg Concerto # 4 in G Major: Allegro"
2. "Brandenburg Concerto # 4 in G Major: Andante"
3. "Brandenburg Concerto # 4 in G Major: Presto
   Tempo
   In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...
   
   "
4. "Brandenburg Concerto # 5 in D Major: Allegro"
5. "Brandenburg Concerto # 5 in D Major: Affettuoso"
6. "Brandenburg Concerto # 5 in D Major: Allegro"
7. "Brandenburg Concerto # 6 in B-Flat Major: Allegro"
8. "Brandenburg Concerto # 6 in B-Flat Major: Adagio Ma Non Tanto"
9. "Brandenburg Concerto # 6 in B-Flat Major: Allegro"

• Note: the Adagio of Brandenburg Concerto No. 3 is Carlos' own composition. J.S. Bach provided only a Phrygian cadence consisting of two chords (A minor and B) between the two movements in G major. The version on this album was composed and recorded in 1979 and differs from the 1968 track used for Switched-On Bach
  Switched-On Bach
  -Details:The album consists of pieces by Johann Sebastian Bach, performed on a Moog synthesizer, a modular synthesizer system, one of which can be seen at the back of the room on the album cover. "Switched-On Bach," or "S-OB" as Carlos referred to it, was recorded on a custom-built 8 track recorder...
  
  .