A musical instrument which converts sound into electricity is using music technology for a social good.
Spark is a percussion shaker which uses music to generate electricity, which is then used to power a phone charger or a lamp.
Wednesday, 25 Jun 2014
A musical instrument which converts sound into electricity is using music technology for a social good.
Spark is a percussion shaker which uses music to generate electricity, which is then used to power a phone charger or a lamp.
