Minnesota Public Radio slideshow:
Radio Re-Volt hopes to start a revolution
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A one milliwatt Radio Re-Volt transmitter attached to a tree branch. Radio Re-Volt is a Walker project designed to democratize the radio airwaves and make radio more community oriented. (MPR Photo/Chris Roberts)

A one milliwatt Radio Re-Volt transmitter attached to a tree branch. Radio Re-Volt is a Walker project designed to democratize the radio airwaves and make radio more community oriented.

(MPR Photo/Chris Roberts)
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