Listen to Pulsing Synth Drone with Broad Sweeps online. Pulsing Synth Drone with Broad Sweeps is an English language song and is sung by Sound Ideas. Pulsing Synth Drone with Broad Sweeps, from the album Drones, was released in the year 2014. The duration of the song is 1:36. Download English songs online from JioSaavn.