answersLogoWhite

0

For a double horn, the F side is 12 feet long, and the B flat side is 9 feet long. On a single horn, it will only be in one of these keys. Each valve lowers the pitch by adding extra length: the first valve by 2 semitones the second valve by 1 semitone and the third valve by 3 semitones

User Avatar

Wiki User

14y ago

What else can I help you with?