Microphone frequency response calibrator using low cost embedded device

• 主要作者: Neo, Wei Sheng
• 其他作者: Gan Woon Seng
• 格式: Final Year Project
• 語言: English
• 出版: 2017
• 主題: DRNTU::Engineering::Electrical and electronic engineering::Electronic systems::Signal processing
• 在線閱讀: http://hdl.handle.net/10356/70738

According to the International standard for sound level meters (SLM) IEC 61672-1, two performance categories are defined, class 1 and 2. In general, specifications for class 1 and 2 SLM have the same design goals and differ mainly in the tolerance limits and the range of operational temperatures. Ho...