Specialist in Acoustic Components
Buzzer / 蜂鳴器
The difference between the self drive and external drive buzzers 自激式與他激式蜂鳴器的差別
How to choose a buzzer 如何選用蜂鳴器
What is buzzer (From Wikipedia)
如何固定壓電蜂鳴片 How to mounting piezo element
Speaker / 喇叭
Small size speaker but generate higher sound pressure level? 想找尺寸小又大聲的喇叭
The relationship between Watt and SPL 瓦數愈大聲音會愈大嗎?
About waterproof speaker 有沒有防水的喇叭
Introducing the enclosure of speaker 喇叭音箱介紹
The difference between the speaker and the receiver 喇叭和受話器的不同
The reason why the speaker emit noise 喇叭產生異音的原因
The key points of designing the speaker enclosure 喇叭音箱設計注意事項
Microphone / 麥克風
What should I do to the noise? 有雜音怎麼辦?
The sound which microphone received is too low 收到的聲音太小
The direction of the microphone 麥克風的指向性
The advantages of the electret condenser microphone 電容式麥克風的優點
The advantages of the Rubber Holder 用rubber holder的好處
When to choose the directional or noise canceling microphone? 何時該選用指向性或抗噪的麥克風
Is the more sensitive microphone the better? 麥克風的靈敏度愈高愈好嗎?
Test condition makes the impact on the sensitivity of microphone 測試條件對靈敏度的影響
The key point of soldering and assembling the microphone 麥克風組裝注意事項
To distinguish the basic spec. from the microphone appearance 從外觀分辨麥克風的規格
The design guide of microphone array 麥克風陣列的機構設計
How to choose the microphone如何選用麥克風
Basic vocabulary in acoustics 基本聲學名辭
The interpretation of specification: Watt, Decibel, Hertz, and Resonance 聲學常用單位解釋(瓦特,分貝,赫茲,共振...
Amplitude, frequency and waveform of the sound waves 聲波的波形,頻率,振幅