Information about Transposition Gizmo
Handy for composing, writing out parts and getting your head around all the orchestral instruments in different keys.
Find keys quickly and easily with this easy-to-use transposition gizmo.
The disc in a plastic case enables you to find keys quickly and easily.
Find the original key on the inner ring.
Rotate the inner disc around until the original key lines up with the new key on the outer ring.
Now simply read off the various notes in the new key against the relevant notes from the original key. Bingo!
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