A historical look at the contributions to the field of acoustical science of John William Strutt, Lord Rayleigh.

Many concepts and procedures in the audio industry had their beginnings in telephony, which was an outgrowth of telegraphy.

How Dr. Fletcher and his contemporaries used their knowledge of physics and acoustics to advance the early commercial audio industry.

W. C. Sabine’s contributions to architectural acoustics and the measurement and correction of acoustic conditions in enclosed spaces.

Stories abound about the accomplishments and eccentricities of Nikola Tesla, who almost single-handedly transformed electrical distribution.

The triumphs and tragedies of Edwin Howard Armstrong, FM radio pioneer and developer of the superheterodyne receiver system.

Knudsen’s contributions to the study of acoustics, the advancement of otology and the founding of the Acoustical Society of America.

Neumann’s innovations in early microphone manufacturing, as well as the development of audio consoles, recording lathes and NiCad batteries.

How Farnsworth turned his boyhood idea into an invention that changed communication, and his legal battles with RCA over the intellectual property rights.

How Kahn grew a two-man operation into an audio industry powerhouse, plus a look at his innovations in microphone, PA and radio technology.

How Boner’s early investigations into acoustics and feedback set the stage for the future of audio equalization.

How Leo Beranek, co-founder of BBN, became one of the most respected figures in the history of acoustics and audio engineering.

How Berliner’s inventions revolutionized the recording industry, set the stage for microphones and made the telephone a viable technology.

A reflection on the Klipsch Audio Technologies founder’s career, his eccentric genius and his innovations in loudspeaker manufacturing.

Rauland’s journey from immigrant to icon of American industry, plus his innovations in radio and television manufacturing.

The founder of Shure Inc. built an audio and microphone manufacturing empire while remaining committed to his deeply held principles.

The life of James B. Lansing, his contributions to motion-picture audio, and the history of his namesake companies, Altec Lansing and JBL.

Hilliard set Hollywood’s audio standards, designed some of the earliest cinema speakers, and made innovations in microphone technology.

Baird’s achievements in mechanical television and radio imaging set the stage for later advancements in TV and radar technology.

How David Bogen, a Russian immigrant turned American entrepreneur, built his legacy in audio distribution and manufacturing.

Dr. Patronis, one of the AV industry’s most well-known academics, served as a mentor and educator for a generation of audio professionals.