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Volume 5, Issue 5 – Spring 2009

To view or download the full issue, click the cover image. To read an individual article, click its title.

Featured Articles

A HISTORY OF CONSUMER MICROPHONES- THE ELECTRET CONDENSER MICROPHONE MEETS MICRO-ELECTRO-MECHANICAL-SYSTEMS – Gary W. Elko

LLOYD’S MIRROR—IMAGE INTERFERENCE EFFECTS – William M. Carey

WHAT IS SO SPECIAL ABOUT SHOEBOX HALLS? ENVELOPMENT, ENVELOPMENT, ENVELOPMENT – Marshall Long

 

Departments

I n t e r n a t i o n a l N e w s – Walter G. Mayer

N a t i o n a l N e w s – Elaine Moran