![How microphone is made - material, history, used, parts, industry, machine, History, Raw Materials, Design How microphone is made - material, history, used, parts, industry, machine, History, Raw Materials, Design](http://www.madehow.com/images/hpm_0000_0007_0_img0072.jpg)
How microphone is made - material, history, used, parts, industry, machine, History, Raw Materials, Design
![The 2010 Benjamin Franklin Medal in Electrical Engineering is presented to Gerhard M. Sessler and James E. West for the invention and development of the electret microphone - ScienceDirect The 2010 Benjamin Franklin Medal in Electrical Engineering is presented to Gerhard M. Sessler and James E. West for the invention and development of the electret microphone - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0016003212003043-gr13.jpg)
The 2010 Benjamin Franklin Medal in Electrical Engineering is presented to Gerhard M. Sessler and James E. West for the invention and development of the electret microphone - ScienceDirect
![How microphone is made - material, history, used, parts, industry, machine, History, Raw Materials, Design How microphone is made - material, history, used, parts, industry, machine, History, Raw Materials, Design](http://www.madehow.com/images/hpm_0000_0007_0_img0073.jpg)
How microphone is made - material, history, used, parts, industry, machine, History, Raw Materials, Design
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