Difference between revisions of "GEM1305"
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== GEM1305-4540A00 == | |||
[[File:buynow.png|100px|left|frameless|link=https://www.datagnss.com/products/gem1305]] | [[File:buynow.png|100px|left|frameless|link=https://www.datagnss.com/products/gem1305]] | ||
<br> | <br> | ||
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=== Feature === | |||
* Supports GPS, BDS, GLONASS, Galileo, QZSS, and SBAS | * Supports GPS, BDS, GLONASS, Galileo, QZSS, and SBAS | ||
* Integrated Real Time Kinematics (RTK) | * Integrated Real Time Kinematics (RTK) | ||
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[[File:GEM1305-1-v2.png|400px|frameless|GEM1305 dual-band RTK smart antenna]] | [[File:GEM1305-1-v2.png|400px|frameless|GEM1305 dual-band RTK smart antenna]] | ||
=== Specifications ==== | |||
{| class="wikitable" | {| class="wikitable" | ||
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=== Hardware Description === | |||
[[File:GEM1305-2-v2.png|500px|frameless|GEM1305 dual-band RTK smart antenna]] | [[File:GEM1305-2-v2.png|500px|frameless|GEM1305 dual-band RTK smart antenna]] | ||
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Note: The above Rx pin here be directly connected to the Rx pin of the Host. | Note: The above Rx pin here be directly connected to the Rx pin of the Host. | ||
=== Related Documents === | |||
*[[Satrack Quickguide]] | *[[Satrack Quickguide]] | ||
*[[Allystar_GNSS_Protocol]] | *[[Allystar_GNSS_Protocol]] | ||
Revision as of 10:58, 13 June 2024
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
- Compact size 55*55*15mm with high performance
Specifications =
| Item | Specs |
|---|---|
| Frequency Range(MHz) | GPS/QZSS L1,L5, BDS B1,B2, GLONASS L1, GALILEO E1/E5a |
| 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) | 55 x 55 x 13 |
| Weight (g) | 85g |
Hardware Description
Pitch connector 2.54mm (left side of above picture)
- 3.3V
- NC
- Tx, TTL level of GNSS module
- Rx, TTL level of GNSS module
- GND
This 2.54 pitch connector is the input/output data connector, support power supply 3.3v for external module like Bluetooth, Radio.
Connector JST 1.25 5pin / 2.54 pitch connector 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
Note: The above Rx pin here be directly connected to the Rx pin of the Host.