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updated docs
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nplan committed Nov 8, 2024
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14 changes: 7 additions & 7 deletions README.md
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<br>

![PicoQuake](docs/assets/IMG_1788.jpeg)
![PicoQuake](docs/assets/pq_1.jpeg)

---

## Specs

- Accelerometer ranges: +-2 g, +-4 g, +-8 g, +-16 g
- Gyro range: up to +-2000 dps
- Accelerometer ranges: ±2 g, ±4 g, ±8 g, ±16 g
- Gyro range: up to ±2000 dps
- Sample rate: 12.5 Hz to 4000 Hz
- Configurable low pass (second order) filter: 42 Hz to 3979 Hz
- IMU sensor: ICM-42688-P
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## Noise performance

*PicoQuake* can be used to profile vibrations of very low magnitude, due to the low-noise accelerometer used. We evaluated the noise performance of a stationary PicoQuake at room temperature for two configurations:
*PicoQuake* can be used to profile vibrations of very low magnitude, due to the low-noise accelerometer used.

- Low noise configuration: 500 Hz sample rate, 42 Hz filter, +-2 g range
- Low noise configuration: 500 Hz sample rate, 42 Hz filter, ±2 g range
- X axis noise: 0.43 mg RMS
- Y axis noise: 0.46 mg RMS
- Z axis noise: 1.17 mg RMS
- Full performance configuration: 4 kHz sample rate, 2 kHz filter, +-16 g range
- Full performance configuration: 4 kHz sample rate, 2 kHz filter, ±16 g range
- X axis noise: 1.88 mg RMS
- Y axis noise: 2.21 mg RMS
- Z axis noise: 2.57 mg RMS
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You can buy *PicoQuake* on [*Tindie*](https://www.tindie.com/products/34749/).

<a href="https://www.tindie.com/products/34749/"><img src="https://d2ss6ovg47m0r5.cloudfront.net/badges/tindie-mediums.png" alt="I sell on Tindie" width="150" height="78"></a>
<a href="https://www.tindie.com/products/plab/picoquake-usb-vibration-sensor/?ref=github_tindie_badge&utm_source=github&utm_medium=tindie_badge&utm_campaign=github"><img src="https://d2ss6ovg47m0r5.cloudfront.net/badges/tindie-mediums.png" alt="I sell on Tindie" width="150" height="78"></a>
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picoquake.plab.si
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