# CUAV NEO 3 GPS

<Badge type="tip" text="PX4 v1.13" />

This NEO 3 GPS is manufactured by CUAV.
It integrates Ublox M9N, IST8310, three-color LED lights and safety switches, and is compatible with CUAV and Pixhawk standard controllers.

![Hero image of Neo3 GPS](../../assets/hardware/gps/cuav_gps_neo3/neo_3.jpg)

## Technical Specification

| Hardware                                          | Type                                                                           |
| :------------------------------------------------ | :----------------------------------------------------------------------------- |
| Compass                                           | IST8310                                                                        |
| GNSS receiver                                     | UBLOX NEO M9N                                                                  |
| RGB drive                                         | NC5623C                                                                        |
| Buzzer                                            | Passive buzzer                                                                 |
| Safety switch                                     | Physical button                                                                |
| GNSS                                              | Beidou, Galileo, GLONASS, GPS                                                  |
| GNSS Augmentation System                          | SBAS:WAAS,EGNOS,MSAS<br>QZSS:L1s(SAIF)<br>other：RTCM3.3                       |
| Number of concurrent GNSS                         | 4                                                                              |
| Frequency band                                    | GPS:L1C/A<br>GLONASS:L10F<br>Beidou:B1I<br>Galileo:E1B/C                       |
| Horizontal accuracy                               | 2.0M                                                                           |
| Speed accuracy                                    | 0.05M/S                                                                        |
| Nav. update rate                                  | 25Hz(Max)                                                                      |
| Acquisition                                       | Cold start：24S<br>Hot start：2S<br>Aided start:2s                             |
| Number of satellites(MAX)                         | 32+                                                                            |
| Sensitivity                                       | Tracking and nav-167dBm<br>Cold start Hot star-148dBm<br>Reacquisition -160dBm |
| Protocol                                          | UART+IO+I2C                                                                    |
| Port TYpe                                         | GHR-10V-S                                                                      |
| Supported flight controller                       | CUAV series,<br>Pixahwk series                                                 |
| Wave filtering                                    | SAW+LNA+SAW                                                                    |
| Anti-Electromagnetic/radio frequency interference | EMI+RFI                                                                        |
| Upgrade firmware                                  | support                                                                        |
| Input voltage                                     | 5V                                                                             |
| Operating temperature                             | -10~70℃                                                                        |
| Size                                              | 60\*60\*16MM                                                                   |
| Weight                                            | 33g                                                                            |

## Dimensions

![Neo 3 Size](../../assets/hardware/gps/cuav_gps_neo3/neo_3_size.png)

## Pinouts

![Neo 3 Pinouts](../../assets/hardware/gps/cuav_gps_neo3/neo_3_pinouts.png)

## Where to Buy

- [CUAV](https://www.alibaba.com/product-detail/CUAV_NEO_3_M9N_GPS_Module_for_Pixhawk_Compass_gps_tracker_navigation_gps_1600217379204.html)

## Wiring and Connections

Neo3 wiring and connection diagram

![Neo3 wiring and connection diagram](../../assets/hardware/gps/cuav_gps_neo3/neo_3_connect.png)

## More info

- [CUAV docs](https://doc.cuav.net/gps/neo-series-gnss/zh-hans/neo-3.html)