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john89@lemmy.caBanned to guitars@lemmy.worldEnglish · 4 months ago

Why do active pickups require 9v batteries instead of some other kind of battery like AA?

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Why do active pickups require 9v batteries instead of some other kind of battery like AA?

john89@lemmy.caBanned to guitars@lemmy.worldEnglish · 4 months ago
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  • oleorunA
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    4 months ago

    https://upload.wikimedia.org/wikipedia/commons/e/ea/9V_innards_3_different_cells.jpg

    Cool picture showing the various cells making up the typical 9v battery.

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