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Acoustics Basics - Sound & Environmental

價格:免費

更新日期:2017-04-04

檔案大小:24.3 MB

目前版本:3.7

版本需求:需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。

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Acoustics Basics - Sound & Environmental Engineers(圖1)-速報App

Acoustics Basics is ideal for sound engineers, media professionals and audiophiles. The app includes a variety of tables, equations, tips and notes.

Also, includes a list of acceptable noise/sound levels for indoors and outdoors for a variety of building structures and environments.

Table of Contents:

- Abatement and Distance from Source

- Acceptable Noise - dBA - Levels

- Adding Decibels

- Blade Dampers and Noise Generation

- Blade Pass Frequency - BPF

- Classification of Noise Reduction Silencers

- Comparing Noise Criteria

- Daily Noise Dose Level

- Decibel

- Decibel A, B and C

- Directivity Coefficient and Sound Attenuation

- Ducts - Noise Generation

- EPA Protective Noise Levels

- Fans and Noise Power Generation

- Floor Vibration

- Frequency Limits for Octave Bands

Acoustics Basics - Sound & Environmental Engineers(圖2)-速報App

- Ldn - Day and Night Sound Level

- Leq - Equivalent Sound Level

- Ls - Sound Exposure Level

- Machines - Sound Level Reduction

- Maximum A-Weighted Sound Levels Allowed

- NC - Noise Criterion

- Noise Exposure - Permissible Level and Duration

- Outdoor Ambient Sound Levels

- PNC - Preferred Noise Criterion

- Propagation of Sound Indoors

- Propagation of Sound Outdoors

- RC - Room Criteria

- REL - Noise Recommended Exposure Limit

- Reverberation Time

- Room Absorption Characteristics

- Sound Absorption Coefficients

- Sound Attenuation

- Sound Attenuation due to End Reflection

- Sound Attenuation in Duct Elbows

Acoustics Basics - Sound & Environmental Engineers(圖3)-速報App

- Sound Attenuation in Unlined Sheet-Metal Ducts

- Sound Frequency, Wavelength and Octave

- Sound Intensity

- Sound Power

- Sound Power, Intensity and Pressure

- Sound Pressure

- Sound Pressure - Recommended Maximum Levels in Rooms

- Sound Transmission Through Massive Walls or Floors

- Sound Transmission through Duct Walls

- Speed of Sound

- Speed of Sound in some materials

- Speed of Sound in Gases

- Speed of Sound in some common Liquids

- Speed of Sound in some common Solids

- Subjective Effect of Change in Sound Pressure Level

- Telephones in Noisy Areas

- Voice Level and Distance

* All Content is Searchable

* All Content is available offline (no need for WiFi or Internet Connection)

Acoustics Basics - Sound & Environmental Engineers(圖4)-速報App

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Acoustics Basics - Sound & Environmental Engineers(圖5)-速報App

支援平台:iPhone, iPad