This circuit uses a thin piezoelectric sensor to sense the vibrations generated by knocking on a surface; eg, a door or table. Basically, it amplifies and processes the signal from the sensor and ...

Piezo Trigger Switch circuit described here is a microcontroller-compatible shock/impact sensor switch module works on 5VDC supply. The whole circuit can be assembled on a 5×7 cm common circuit board.

A 1-op-amp circuit for processing the signal from a piezoelectric accelerometer. Accelerometers are used in instrumentation applications to measure a change in velocity with respect to time or an ...

Piezoelectric and triboelectric tactile sensors are designed to convert mechanical stimuli into electrical signals, making them critical components in intelligent systems. Piezoelectric sensors ...

As an additive manufacturing technique enabling complex geometric fabrication, direct ink writing (DIW) has established ...

A designer and a senior engineer analyze a low-cost alternative for solid-state general-purpose impact sensing uses a standard piezoelectric device (PZT) an a 555 timer. When the piezoelectric device ...

Despite the use of increasingly accurate computer simulation, wind-tunnel testing is still required to measure pressure changes and airflow speeds on the surfaces of new aircraft and car prototypes.

Piezoelectric power, or electricity produced in response to applied mechanical stress, keeps popping up on our radar. Recently, we looked at a French city’s plan to implant piezoelectric microsensors ...