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  1. Quarter wave horn speaker demo

    00:30

    from Trond Are Øritsland Added 133 1 0

    This is a quick demo with my mobile phone to show how the tapered quarter wave horn amplifies lower frequency music. Notice what happens when I move the phone from the speaker to the horn on the top.

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    • Small things 1

      01:00

      from Trond Are Øritsland Added 0 0 0

    • Small things 4

      00:28

      from Trond Are Øritsland Added 0 0 0

    • Small Things 2

      00:30

      from Trond Are Øritsland Added 2 0 0

    • Small Things 3

      00:11

      from Trond Are Øritsland Added 2 0 0

    • Puzzling

      02:25

      from Trond Are Øritsland Added 7 0 0

      Timelapse of 500 pieces in 2.5 minutes

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