From the Phonograph to the Mobile Phone: The History and Technology of High Fidelity Sound Reproduction

Explore the fascinating evolution of sound reproduction technology in this comprehensive lecture that traces the journey from early mechanical phonographs to modern mobile devices. Learn how musicians and vocalists once performed into large acoustic horns to create wax cylinder recordings, and discover the technological advancements that now enable high-quality digital audio streaming. Examine the transition from analog formats like gramophone discs and spool tapes to digital platforms, while understanding the recent resurgence of vinyl records and turntables. Gain practical insights into building cost-effective home audio systems, including 2.0, 2.1, and advanced audio-video setups featuring Dolby Digital, DTS, and Dolby Atmos technologies. Experience a live demonstration of a custom-built 2.1 audio system while understanding the objective and subjective merits of both analog and digital audio reproduction methods.