Homemade Piano Tuning Mute

by Bob Sellon

This is a simple tool I created to help mute piano strings while tuning the instrument. I had a tuning wrench but no mutes so this allowed me to get the job done.

Homemade piano tuning mute

Mutes the outer strings:

Outer string mute

Mutes end strings:

It's basically a chopped up eraser screwed to an L bracket, tie-wrapped to an old drum stick.

The L bracket and stick allow you to mute the strings below the hammer which is essential for the higher strings on upright pianos.

Piano Tuning Tips

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Background image by Pauline Moss. at http://paulinemoss.deviantart.com/art/Stars-307119758