![Boss GE-7 Graphic Equalizer EQ Pedal 1984 Made In Japan. Bottom label missing | Murphy's Music | Instruments | Lessons | Melville Boss GE-7 Graphic Equalizer EQ Pedal 1984 Made In Japan. Bottom label missing | Murphy's Music | Instruments | Lessons | Melville](https://murphysmusicshop.com/wp-content/uploads/2022/08/dwnhpyr4fotdhdatfht9.jpg)
Boss GE-7 Graphic Equalizer EQ Pedal 1984 Made In Japan. Bottom label missing | Murphy's Music | Instruments | Lessons | Melville
![Bought a used Boss GE-7 and found this mod inside. Pedal doesn't work with a battery but works fine with a power supply. Any idea what the previous owner tried to do? : Bought a used Boss GE-7 and found this mod inside. Pedal doesn't work with a battery but works fine with a power supply. Any idea what the previous owner tried to do? :](https://preview.redd.it/w0g4mcr6agb31.jpg?auto=webp&s=a66d526f7bae79979623347cb8c9a45de8186a9b)
Bought a used Boss GE-7 and found this mod inside. Pedal doesn't work with a battery but works fine with a power supply. Any idea what the previous owner tried to do? :
![BOSS GE-7 EQUALIZER: Hifi Mod Review - The Best EQ Hi-fi Mod by Broken Soundz Upgrades Mods Modified - YouTube BOSS GE-7 EQUALIZER: Hifi Mod Review - The Best EQ Hi-fi Mod by Broken Soundz Upgrades Mods Modified - YouTube](https://i.ytimg.com/vi/-o274dmtGuA/maxresdefault.jpg)