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Watch a mesmerizing robot bounce ping-pong ball using sound

There’s a lot going on when you bounce a ping-pong ball on a paddle. Tiny movements in the muscles of your hand and arm adjust to keep the ball centered, as you watch, feel and listen in order to react quickly and with enough pressure to not goof it up.

Arduino-tinkerer “tkuhn” created a machine that juggles a ping-pong ball on a platform by listening to the variations in sounds the ball makes when it strikes the wood. Like a human hand, it makes small adjustments to keep the ball center. Unlike us, it does it only using sound. Read more at Motherboard.

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featured blogs
Jun 16, 2025
I recently ran across a very interesting website boasting 500+ reviews of books pertaining to time travel...

Libby's Lab

Libby's Lab - Scopes out Eaton EHBSA Aluminum Organic Polymer Capacitors

Sponsored by Mouser Electronics and Eaton

Join Libby and Demo in this episode of “Libby’s Lab” as they explore the Eaton EHBSA Aluminum Organic Polymer Capacitors, available at Mouser.com! These capacitors are ideal for high-reliability and long life in demanding applications. Keep your circuits charged and your ideas sparking!

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featured paper

Shift Left with Calibre Pattern Matching: Trust in design practices but verify early and frequently

Sponsored by Siemens Digital Industries Software

As integrated circuit (IC) designs become increasingly complex, early-stage verification is crucial to ensure productivity and quality in design processes. The "shift left" verification approach, enabled by Siemens’ Calibre nmPlatform, helps IC design teams to identify and resolve critical issues much earlier in the design cycle.

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featured chalk talk

Wi-Fi Locationing: Nordic Chip-to-Cloud Solution
Location services enable businesses to gather valuable location data and deliver enhanced user experiences through the determination of a device's geographical position, leveraging specific hardware, software, and cloud services. In this episode of Chalk Talk, Amelia Dalton and Finn Boetius from Nordic Semiconductor explore the benefits of location services, the challenges that WiFi based solutions can solve in this arena, and how you can take advantage of Nordic Semiconductor’s chip-to-cloud locationing expertise for your next design.
Aug 15, 2024
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