3 chapters across the catalog
Grateful Dead's "Wall of Sound" and Standing Waves
The Grateful Dead's legendary "Wall of Sound" is described as having the ability to create physical "standing waves" in an audience, a phenomenon confirmed by audio engineers. The hosts discuss the physical sensation of these waves and the technical ability to move them through a crowd using specialized gear.
A discussion about vocalists leads to an explanation of "standing waves" in live audio, a phenomenon reportedly utilized by the Grateful Dead and audio engineer Owsley Stanley to create physical sensations in the audience. Adam Curry mentions an upcoming interview with Bob Heil, the inventor of large-scale concert sound systems and Heil Sound microphones. The segment explores the technical intersection of amateur radio (SWR) and professional concert audio engineering.
A new antenna technology utilizing a spout of conductive seawater is discussed as a method for auto-tuning radio frequencies. The hosts also acknowledge a listener who is reportedly rebroadcasting the No Agenda stream on the shortwave band at 14.275 kHz.
