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MARTIN Ultra FBR2 Feedback Buster for Acoustic Guitars

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8,214 reviews covering 57 products for the category Guitar Tools

Experiential insights by users

About MARTIN Ultra FBR2 Feedback Buster for Acoustic Guitars
80% appreciated its rugged construction, but 20% experienced breakage
I feel that the product is not durable as it smells, looks and feels like it is made from old tires.
The product didn't fit my guitar's sound hole, which was a couple of mm too small.
88% praised for its help in diagnosing electronic issues
I noticed that there was no feedback when I mixed vocals and guitar together and heard how I sounded out front. When I mixed vocals and guitar together and heard how I sounded out front, there was no feedback.
81% found it easy to wind strings, but 19% experienced difficulties
I can lift all the strings under full tension with the tool, as it is thick enough to fit underneath them.
I had to put in great effort to fit the tool into the sound hole and even had to cut away a little from it.

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