広告効果測定
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Project
A palm-sized, 100 mm-diameter spherical display called “isolation sphere.”
Last updated: Jul 28, 2026
Because the entire surface of the spherical display is made of LEDs, the circuitry, including the power supply and microcontroller, as well as batteries such as LiPo cells, are all enclosed inside the sphere.
Design the power supply circuit.
3 records · 2 production days
Finalized the definitive design for Isolation Sphere, a homemade gadget that lights up a contact-juggling ball, and began documenting the development as a blog series. It is a hand-held, rollable glowing sphere with numerous LEDs covering its 100 mm-diameter surface.
Published the full design of the definitive “repairable glowing sphere”
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