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Looking like something out of a Dr. Seuss story, the Trumstand from Pleiades System Design passively amplifies an iPhone’s built-in speaker using a large horn attached to a machined base. [via Core77]

Adam Flaherty

Adam Flaherty

I make cool stuff and write about other people making cool stuff on If you have something you think I should see, send me a tip.

5 Responses to Trumstand iPhone Passive Acoustic Amplifier

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  1. I just got my iPhone 4s and I am totally blown away by siri and btw i
    just won the iphone :)) from here if I remember correctly,

  2. Tom Adams on said:

    Christopher Locke at
    has been hand-making similar constructions from old instruments.

    He did a presentation at the Austin Dorkbot meeting, and I was really impressed at his craftsmanship and how well these worked.

    • I did a similar thing, though nowhere near as elegantly or beautifully, about five years ago. I replaced the needle of a gramophone with a 3.5mm audio jack, and fitting the speaker within the soundbox.

      Very simple modification, and it came out looking pretty good. Details are online if anyone’s interested in replicating it:

  3. asdf asdf on said:

    The iPhone looks beautiful and iOS is
    beautiful…if you like the fixed aesthetic from the vision of Apple.
    Personally, I love it on an iPad and am indifferent on the iPhone,Claw Digital
    the development of iPhone initiated, also came to the view an
    industry known as iPhone  application
    development. And, for this reason, these who ended up fond of software  development were actually at gain.

  4. Anonymous on said:

    Sensational info. I look forward to seeing more.

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