From NYC Resistor Wiki
Mp3 Player out of Old Munitions
For the longest time I had the perverse desire to turn a grenade into a music player. I just liked the idea of unplugging your headphones being linked with pulling the pin on a grenade.
* 1 Decommissioned Grenade * 1 2GB Sansa Mp3 Player * 1/8 in jack from Ratshack * Various buttons from Ratshack
Matt Joyce Thanks to all of NYC resistor for support.