Here’s your useful and beautiful circuit for the day — [New Pew]’s vibration sensor takes manual control of the flip-flop inside a 555 timer and lights an LED in response. Use it to detect ...

Want to detect earthquakes and other seismic events — from natural disasters to human activities — right from your workbench?

In a commercial vending machine, its delivery chute uses a drop (vibration) sensor to detect whether product is vended ... found in the workshop of any electronics hobbyist. The circuit diagram is ...

Mounting techniques for a vibration sensor. 3. FEM mesh detail and relative deformation of the enclosure. 8. The ADcmXL3021 and interface circuits are housed in separate enclosures. Using this ...

Earlier versions used multiple microcontrollers rather than the single ESP, and his sensor choice is both simple and ingenious. A single vibration ... an extremely tidy wiring loom.

Aiming at vibration-based equipment condition monitoring ... This one works up to 20kHz, and is anodised to prevent short circuits. “Getting dependable sensor data from the machine being monitored ...