Fail Of The Week: The Little Ultrasonic Knife That Couldn't

We all know the feeling of an idea that sounded great when it was rattling around in our head, only to disappoint when we actually build the thing. It's a natural consequence of trying new stuff, and

The Wondercutter S: A Handheld Ultrasonic Cutter That's Like a Power X-Acto Knife - Core77

Chopper And Chopper-Stabilised Amplifiers, What Are They All About Then?

Scientists have made a machine that can levitate small bits of styrophone using sound waves! : r/interestingasfuck

40KHz Ultrasonic Frequence for Intensive Rinse: 40KHz ultrasonic frequency can be used to clean stuffs with complicated surfaces, such as blind holes

DK SONIC Ultrasonic Cleaner with Heater and Basket for Coins,Small Metal Parts,Record,Circuit Board,Daily Necessaries,Lab Tools,etc(2L, 110V)

The ring pull failed, then the can opener fell to pieces : r/mildlyinfuriating

STOPWOOFER Ultrasonic Dog Training-Bark Control Device for Small Medium and Large Dogs-Dog Bark Deterrent Devices- Anti Barking Device up to 16.4 feet Range-Safe for Human & Dogs (Blue/Gray) : Pet

Experimenting with Turning an Ultrasonic Cleaner into an Ultrasonic Knife - Make

Knife, Hackaday

Fail Of The Week: Cutting Steel With Baking Soda

NEW Knives, The Weekly Cut