You'll fry it
NOCan however be powered by a 120/ to 12 volt DC power supply plugged into wall socket. (Ensure the power supply has sufficient current rating to run the subwoofer)
The RV has a 12 Volt DC power supply that operates all the 12 Volt DC items in your RV when your plugged in to 110 V AC.
Nope. Unless you wanna burn up your speaker.
No, it will destroy the 3 volt device.
www.batteryinternational.com should have a 12 volt battery that will work for you. Hope that helps
no
No it will not work
A 12 volt battery charger is designed to charge 12 volt batteries.The answer to the Related Question explains how any battery charger works.
Yes, as long as it will fit in the space provided.
Install a 3 volt battery and forget any modifications. It will not operate on 12 volts.
no