Joe Weaver's world famous

Guitar Chord Calculator

Joe Weaver's Guitar Chord Calculator is a unique and simple device that's used both beginners and experienced guitarists. It is sort of a slide rule for guitarists.

What can it do?

What is is like?

Why do I need it?

Guitar Chord Calculator - front view

ABOVE: Guitar Chord Calculator - Front View. BELOW: Rear view

Guitar Chord Calculator - back view

Order Direct from the Inventor and Save!

The Guitar Chord Calculator costs just $6.95. Shipping is free!

The Calculator makes an awesome gift for any guitar player, whether beginner or professional, so make two friends happy and get three Calculators for just $16.95—and shipping is still free!

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If for any reason you are not completely satisfied with any of our products, please contact us for return instructions and you will receive a full refund! No questions asked!