Difference between revisions of "GEM1305"
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[[File:gem1305-main-3.jpg|300px|thumb|GEM1305 dual-band RTK smart antenna]] | [[File:gem1305-main-3.jpg|300px|thumb|GEM1305 dual-band RTK smart antenna]] | ||
GEM1305 is a high | GEM1305 is a high performance dual-band RTK module with build-in antenna, which is based on [[TAU1312]]. <br>It supports BDS-3 | ||
signals, along with global civil navigation systems, including GPS, BDS, GLONASS, Galileo, QZSS, | signals, along with global civil navigation systems, including GPS, BDS, GLONASS, Galileo, QZSS, | ||
and SBAS. | and SBAS. | ||
Revision as of 12:43, 11 September 2023
GEM1305-4540A00
GEM1305 is a high performance dual-band RTK module with build-in antenna, which is based on TAU1312.
It supports BDS-3
signals, along with global civil navigation systems, including GPS, BDS, GLONASS, Galileo, QZSS,
and SBAS.
Feature
- Supports GPS, BDS, GLONASS, Galileo, QZSS, and SBAS
- Integrated Real Time Kinematics (RTK)
- State-of-the-art low power consumption design
- Supports multi-band multi-system high precision raw data output, easy for 3rd party integration
- The best cost-effective high precision GNSS positioning solution integrated with antenna
Specifications
| Item | Specs |
|---|---|
| Frequency Range(MHz) | GPS/QZSS L1,L2/L5, BDS B1,B2/B3, GLONASS L1/L2, GALILEO E1/E2/E5a/E5b |
| Polarization | Right-hand circular |
| Gain(dBi) | 90° L1≥5.5 L2≥5 L5≥2.5 |
| Phase center error(mm) | ≤±2.0 |
| Axial Ratio (dB) | 90°≤3.0 |
| LNA Gain(dB) | 38±2 |
| V.S.W.R | ≤2.0 |
| Noise Figure (dB) | ≤1.8 |
| DC Voltage (V) | 5.0～5.5 |
| Current (mA) | ≤80mA |
| Impedance(Ω) | 50 |
| Relative Humidity | 95% |
| Operating Temperature(℃) | -40～+85 |
| Storage Temperature (℃) | -55～+85 |
| Dimensions(mm) | 45 x 45 x 13 |
| Weight (g) | ≤55g |
| Connector* | iPex-I (Customizable) |
Hardware Description
Conn_1 is the main power supply and input/output connector:
- GND
- NC
- RX,TTL level of GNSS module
- TX,TTL level of GNSS module
- 5V, input,max current:200mA
Conn_2 is the input/output data connector, support power supply 3.3v for external module like Bluetooth, Radio:
- GND
- RX,TTL level of GNSS module
- TX,TTL level of GNSS module
- 3.3V, output,max current:150mA
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