Download
Here, you can download all the necessary documents for replacing your action free of charge.
Please fill them out and send them back to me at info@pianodesign.ch.
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You'll also find documents with detailed instructions on how to take accurate measurements.
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We are currently updating this page, so some documents may not yet be available. Please check back soon! Thank you for your understanding.
Keys design
To replace an action using an existing keyboard, we need to know your keys dimensions.​
Key frame
To design your new action, we need also your keyframe measurements.​
Key or flanges Spacings
To make a new action stack, we need your capstan spacing, or the flanges spacing on our existing action stack. This files are made to help you taking these measurements. ​
Action measurements
Measurements of your action from the side: ​​
Teaching files
Here are some articles to help you replace a grand piano action.
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​more coming soon...
Dampers and string spacing
to be completed...
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How to properly design a back action
How to take measurements
Here is an article showing how to take the measurements in order to replace an action or a keyboard.
Scaling
to be completed...
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Scaling measurements