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Convention Paper

Design Optimizations for a High Performance Handheld Audio Analyzer

Authors: Becker, Markus

AES Convention 127 · Paper 7908 · October 2009

Abstract

All types of advanced mobile devices share certain design challenges. For example, they must incorporate a powerful-enough embedded processor system to support a full featured easy-to-use human interface at low power consumption. But designing a multi-function handheld audio analyzer then adds even more unique challenges based upon further professional requirements. These include

•Extremely low measurement noise floor,

•Safely and precisely handle wide voltage measurement range (absolute and dynamic),

•Compatibility with measurement microphones and other input sources,

•Adherence to a wide variety of necessary international and industry standards for measurement.

Additional requirements include the efficient display of complex data onto a restricted size display, and efficient and safe operation in many different locations and physical environments. These place further design burdens on the user interface and the instrument package, respectively.

Details

Published in
AES Convention 127
AES Convention
127
Paper number
7908
Publication date
October 6, 2009
Session subject
Transducers Manufacturing and Equipment
Affiliation
NTi Audio AG, Schaan, Liechtenstein (See document for exact affiliation information.)
Type
Convention Paper