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| Categories | Fiber Optic Gyro |
|---|---|
| Brand Name: | Firepower |
| Model Number: | MG3-1A |
| Certification: | CE |
| Place of Origin: | China |
| MOQ: | 1 |
| Price: | Negotiable |
| Payment Terms: | T/T |
| Supply Ability: | 500/month |
| Delivery Time: | 10 days |
| Packaging Details: | sponge and carton |
| Accuracy: | 0.3°/h |
| Bias Repeatability: | ≤3°/h |
| Random walk: | 0.15°/√h |
| Measuring Rsnge: | ±400°/s |
| Consumption: | ≤1.4w |
| Output Voltage: | 5 V |
| Company Info. |
| Shenzhen Fire Power Control Technology Co., LTD |
| Verified Supplier |
| View Contact Details |
| Product List |
MG3-1A MEMS Gyroscope provides accurate angular rate measurements for autonomous navigation, UAV systems, and robotic stabilization.
It features integrated temperature sensors, signal processing board, structural
framework, and specialized software for full error-compensated output via RS-422, including temperature compensation, misalignment correction, and nonlinear
adjustment.
Key performance parameters include ±400°/s measurement range, zero-bias stability of 3°/h, random walk of 0.15°/√h, and bandwidth of 250 Hz. Compact and lightweight (52 g), it is suitable for UAVs, autonomous vehicles, precision robotics, and mobile mapping
instruments.
This Stim210 replacement ensures a drop-in solution for high-precision INS, attitude measurement, and motion control
applications.
Main technical parameters
1.2.1 Technical index of gyroscope
Parameter | Unit | Test conditions | MG3-1A | MG3-1C | MG3-1E |
Measuring range | °/s | ±400 | ±400 | ±300 | |
Zero-bias instability | °/h | Allan variance | 0.3 | 0.1 | 0.2 |
Zero bias stability | °/h | 10s smooth, RMS, Room temperature | 3 | 1 | 1 |
Zero bias variation at full temperature | °/h | 10s smoothing, RMS, temperature change rate 1℃/min | 20 | 10 | 5 |
Random walk | °/√h | Allan variance | 0.15 | 0.05 | 0.03 |
Output noise | p-p | Peak (Half Peak, RMS * 3) | 0.3 | 0.25 | 0.2 |
Zero-bias repeatability | °/h | Q = 6, Room temperature | 3 | 1 | 0.5 |
Zero bias acceleration sensitivity | Test at ± 1 g | 2 | 2 | 2 | |
Resolution | °/h | 2 | 1 | 1 | |
Bandwidth | Hz | 250 | 250 | 400 | |
Scale factor nonlinearity | ppm | Room temperature | 100 | ||
Scale factor repeatability | ppm | Q = 3, Room temperature | 100 | ||
Cross coupling | % | Room temperature | 0.1 | ||
1.2.2 Electrical characteristics
Parameter | Unit | MG3-1A |
Voltage | V | +5±0.25 |
Startup current | mA | <400 |
Steady-state power consumption | W | <1.4 |
Ripple | mV | 100 |
1.2.3 Environmental adaptability
Parameter | Unit | MG3-1A |
Operating temperature | ℃ | -45~85 |
Storage temperature | ℃ | -55~105 |
1.2.4 Others
Parameter | Unit | MG3-1A |
Weight | g | 52±5 |
Start time | s | 1 |
Overall dimension

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