In lieu of an abstract, here is a brief excerpt of the content:

[ 115 M ic Jammer is an ultrasonic security system that gives people the confidence to know that their smart phones are non-­invasively muted. When pointed at a smart phone, it de-­senses the phone’s microphone by applying a high-­ level, ultrasonic signal inaudible to humans but not to technologies. Mic Jammer allison burtch and eric rosenthal part II ][ Chapter 11 Figure 11.1. Mic Jammer. Format: Ultrasonic security system. Materials: Smart phones, printed circuit boards, ultrasonic signals, and various electronic components, including an ultrasonic speaker. Allison Burtch and Eric Rosenthal. Courtesy of Allison Burtch. ...

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Additional Information

ISBN
9781452955957
Related ISBN
9781517902858
MARC Record
OCLC
1020029352
Pages
448
Launched on MUSE
2018-01-28
Language
English
Open Access
No
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