The Origin of Pew-back Loudspeaker Systems for Worship Spaces – by David Lloyd Klepper
Fig. 1. St. Thomas Episcopal Church pew-back loudspeaker Dedication This retrospective is...
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Category: System Design, Installation & Setup
A Personal History with Line-Source Loudspeakers
Editor’s Note This is an important piece of audio history presented by noted acoustical consultant...
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The Early-To-Reverberant Sound-Energy Ratio In Concert Hall Acoustics
by David Lloyd Klepper Abstract Some workers in the audio and acoustics profession still are...
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An Autobiographical Assessment of the Importance of the Early-to-Reverberant Sound-Energy Ratio, “Clarity,” in Speech Acoustics.
by David Lloyd Klepper Yeshivat Beit Orot, Shmuel ben Adiya 1, Mt. of Olives, Jerusalem 97400,...
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History Repeats Itself: Boston’s Hatch Shell, New York City’s Holy Apostles Church, Albert Einstein, Joseph Albo, and Variable Time
by David Lloyd ben Yaacov Yehuda Klepper, student at Yeshivat Beit Orot, Jerusalem,...
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The History of Audio and Sound Measurement
by Frederick J. Ampel and Ted Uzzle For four centuries, natural philosophers and scientists have...
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Journey to Greatness, the story of Bruel and Kjaer
Editor’s Note March 6th, 2015 was Dr. Per Vilhelm Bruel’s 100th Birthday. The Pro...
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Bass Traps
by Michael Rettinger – as Published in Re/p Magazine, August 1980 Since the late...
Read MoreA Historical Look At Electro-Voice
By Keith Clark Editor’s note: This article was written in 2005. In 1927, Al Kahn and Lou...
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