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High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

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High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

Brand Name : Youwei

Model Number : YW-18182G3

Certification : CE FCC RoHS

Place of Origin : Guangdong, China

MOQ : 100

Price : USD 3.5-4.5 UNIT

Payment Terms : T/T, Western Union, MoneyGram, D/A, L/C, Paypal

Supply Ability : 200000pcs

Delivery Time : 5-7 business days

Packaging Details : Tray/Carton

Item Name : TCXO GNSS Module

Product Dimension : 18x18x2

Country of Origin : China

Chipset : AT6558R or Customizable

Satellite System : GPS, QZSS, Beidou,GLONASS, Galileo,SBAS

Positioning Accuracy : < 10 meters

Update Rate : 1~10Hz optional

Customization : Available

Warranty : One Year

Antenna : Patch ceramic antenna

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YW-18182G3 GPS Module Ordering Information

1. Core Specifications

Option Category Available Choices
Satellite Systems - GPS (L1 C/A)
- GPS + GLONASS
- GPS + Galileo
- GPS + BeiDou
- Multi-constellation (All systems)
Positioning Accuracy - Standard: 2.5m (SBAS) / 5m (autonomous)
- High-Precision: <1m (RTK/PPK)
- Sub-meter (with DGPS)
Channels 72 channels or customized

2. Performance & Sensitivity

Option Category Available Choices
Update Rate - 1Hz (default)
- 5Hz/10Hz (navigation)
- 20Hz/50Hz (drone/racing)
TTFF - Cold start: ≤30s
- Hot start: ≤1s
- A-GPS assisted: ≤5s
Sensitivity - Tracking: -165dBm to -162dBm
- Acquisition: -148dBm to -160dBm

3. Interfaces & Communication

Option Category Available Choices
Data Interface - UART (9600/115200 bps)
- I2C/SPI
- USB 2.0/3.0
- CAN bus (automotive)
Protocols - NMEA 0183 (default)
- UBX (u-blox binary)
- RTCM 3.x (RTK)
Wireless Connectivity - Bluetooth/BLE
- Wi-Fi
- 4G LTE (with GNSS+cellular modules)

4. Power & Environmental

Option Category Available Choices
Operating Voltage - 3.3V (low-power)
- 5V (industrial)
- Wide range: 2.7V–5.5V
Power Consumption - Active: 25mA–50mA
- Sleep: <1mA
- Supercapacitor backup (optional)
Temperature Range - Commercial: -20°C to +70°C
- Industrial: -40°C to +85°C
- Automotive: -40°C to +105°C

5. Antenna Options

Option Category Available Choices
Antenna Type - Passive ceramic patch (embedded)
- Active external (SMA/FAKRA)
- Magnetic mount
Antenna Gain - Standard: 28dB
- High-gain: 35dB (for weak signals)

6. Certifications & Compliance

Option Category Available Choices
Certifications - FCC/CE/RoHS/Country-specific Professional Certification

7. Additional Features

Option Category Available Choices
Data Logging - Built-in flash (4MB–32MB)
- MicroSD slot
Firmware Upgrades - OTA (Wi-Fi/cellular)
- USB/UART local update
Special Functions - Geofencing
- Dead reckoning (DR)
- Anti-jamming (military-grade)

Key Advantages of TCXO in GPS/GNSS Modules

1. Higher Frequency Stability

Standard XO: Prone to frequency drift due to temperature changes (typical stability: ±10–100 ppm).

TCXO: Uses temperature compensation to minimize drift (typical stability: ±0.5–5 ppm).

Impact on GPS Module:

Faster Time-To-First-Fix (TTFF) and reduced timing errors.

Improved positioning accuracy, especially in dynamic or extreme-temperature environments.

2. Better Weak-Signal Performance

TCXO’s low phase noise enhances the module’s ability to decode weak satellite signals.

Use Cases:

Urban canyons, indoor navigation (e.g., shared bikes, car trackers).

Mission-critical applications (drones, emergency beacons).

3. Superior Temperature Resistance

Standard XO: Performance degrades in extreme heat/cold, causing positioning drift or signal loss.

TCXO: Maintains stability across a wide range (-40°C to +85°C), ideal for:

Industrial equipment (e.g., RTK surveying devices).

Automotive/aerospace applications with large temperature swings.

4. Precision Timing Synchronization

Critical for:

Cellular base stations (5G synchronization).

Financial timestamping (nanosecond-level accuracy).

TCXO reduces PPS (Pulse-Per-Second) jitter, ensuring reliable timekeeping.

5. Power Efficiency & Long-Term Reliability

While TCXO consumes slightly more power (1–5 mA) than XO, its stability reduces frequent signal reacquisition, saving energy overall.

Lower aging rate (e.g., ±1 ppm/year) extends module lifespan.


TCXO vs. Standard XO: Quick Comparison

Feature TCXO Standard XO
Frequency Stability ±0.5–5 ppm ±10–100 ppm
Temperature Range -40°C to +85°C (stable) Sensitive to temperature
Weak-Signal Handling Excellent Poor
Cost Higher (+20–50%) Low
Typical Use Cases High-precision applications (surveying, drones) Consumer devices (basic navigation)


When to Choose a TCXO GPS Module?

High-precision positioning (e.g., autonomous vehicles, RTK surveying).

Harsh environments (outdoor industrial use, automotive).

Time-critical systems (5G networks, financial infrastructure).

Weak-signal scenarios (urban/indoor navigation).

For cost-sensitive, low-accuracy applications (e.g., simple GPS trackers, smartwatches), a standard XO module may suffice.

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance

High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance


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High Accuracy GNSS GPS Module with Utilizes Industrial-grade Temperature-compensated Crystal Oscillator TCXO and Better Positioning Performance Images

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