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CalAc is a free software for orchestral string instrument's chord evaluation (violin, viola and cello).

System requeriments:

• Java Runtime Environment 1.6 or above.
• Screen of at least 1024x600px.
• A Java Sound Bank (optional).

The program shows the position over the fingerboard and the distance from the nut for each tone, also calculates the distance to be covered by player's hand.

About the software features
How to use it