Changes between Version 9 and Version 10 of super-directional-speaker


Ignore:
Timestamp:
Apr 14, 2015 5:29:29 PM (8 years ago)
Author:
rumi
Comment:

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  • super-directional-speaker

    v9 v10  
    77Super directional ultrasonic speaker sends the sound only straight out, meaning you can hear the audio only if you are right in front of the speaker. To feel this effect clearly, I made the remote controlled base so that the speaker can face different directions.[[BR]]
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    129[[Image(s-SDspeaker.jpg)]]
    1310
    14 筐体はSDプリンタで出力しました。使用したフィラメント素材はABSです。
     11Arduino Esplora is used as console.[[BR]]
     12
     13I used 3D printer to make the base to hold the speaker kit in place.[[BR]]
    1514
    1615使用した部品のリストです。（スイッチサイエンスで入手可能なものにはリンクがあります。）