the public broadcast cart by ricardo miranda zúñiga a shopping cart kitted out with a microphone, a mixer, an amplifier, six speakers, transmitter and a laptop with a wireless card. the audio captured by the microphone on the cart is fed through the mixer to three different broadcast sources. the mixer simultaneiously feeds the audio:to the amplifier that powers the six speakers mounted on the cart to an fm transmitter transmitting to an fm frequency to the laptop that sends the audio to an online server that will stream the live broadcast, such as the thing. net’s server – http://radio.thing.net the public broadcast cart is designed to enable any pedestrian to become an active producer of a radio broadcast. the cart reverses the usual role of the public rom audience to producer of a radio broadcast and online content. read more about the projects of ricardo miranda zúñiga via WMMNA