These Londoners Made Speakers And Musical Instruments Out Of Chucks – And So Can You MUSIC Posted: December 1, 2013 11:38 pm “We used the shoelaces to create the strings on an electric guitar. … We made a microphone, we made a contrabass, a feedback synth. We used our speaker kit and the box to create the amp connected to the instrument.” Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to email a link to a friend (Opens in new window)