u-blox 8 NL-8004U - Gps Navilock - Free user manual and instructions
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| Product Type | GPS Receiver (USB) |
| Brand | Navilock |
| Model | NL-8004U |
| Chipset | u-blox 8 |
| Interface | USB 2.0 |
| Frequency | GPS L1 (1575.42 MHz), GLONASS L1 (1602 MHz) |
| Sensitivity (Acquisition) | -148 dBm |
| Sensitivity (Tracking) | -167 dBm |
| Update Rate | Up to 10 Hz |
| Position Accuracy | < 2.5 m CEP (autonomous) |
| Time to First Fix (Cold) | < 35 seconds |
| Power Supply | USB bus-powered (5V DC) |
| Power Consumption | < 150 mA |
| Dimensions | 40 x 20 x 10 mm |
| Weight | 30 g |
| Operating Temperature | -10°C to +60°C |
| Cable Length | 1.5 m |
| LED Indicator | Yes (power/signal status) |
| Compatibility | Windows, Mac OS, Linux |
| Driver | Plug & Play (no external driver needed for most OS) |
| Warranty | 2 years |
| Included Accessories | USB cable, suction cup mount (optional) |
Frequently Asked Questions - u-blox 8 NL-8004U Navilock
How do I install the Navilock NL-8004U GPS receiver?
Simply plug the device into an available USB port on your computer. The receiver is plug-and-play on most operating systems. If prompted, allow the installation of drivers or use the included driver CD.
Is this GPS receiver compatible with Windows 10?
Yes, the NL-8004U is compatible with Windows 10, as well as Windows 7, 8, and 11. It also works with Mac OS X and Linux.
How can I check if the GPS is receiving a signal?
The device has an LED indicator. When the light is solid or blinking rapidly, it indicates a fix. You can also use GPS software like U-Center or mapping applications to view satellite status.
What is the accuracy of the Navilock NL-8004U?
The typical position accuracy is less than 2.5 meters CEP under open sky conditions. Accuracy may vary depending on satellite geometry and environmental factors.
Does it support GLONASS or other satellite systems?
Yes, the u-blox 8 chipset supports both GPS and GLONASS, improving signal acquisition and reliability in challenging environments.
How do I update the firmware of the GPS receiver?
Firmware updates can be performed using the u-blox U-Center software. Connect the device, launch U-Center, and follow the instructions to flash the latest firmware from the Navilock support page.
Can I use this GPS receiver with a laptop on battery power?
Yes, it draws very low power (<150 mA) from the USB port, so it can be used with laptops on battery without significant drain.
What should I do if the GPS is not getting a signal?
Ensure the receiver has a clear view of the sky, away from buildings or metal obstructions. Try moving the device near a window or outdoors. Also check USB connections and try a different port.
Does the device come with a warranty?
Yes, Navilock provides a 2-year warranty against manufacturing defects. Keep your purchase receipt for service requests.
Is the NL-8004U compatible with Raspberry Pi?
Yes, the device works with Raspberry Pi running Linux. It appears as a serial device (ttyACM0) and can be used with GPSD or other software.
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USER MANUAL u-blox 8 NL-8004U Navilock
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Product information
Brand : Navilock
Model : u-blox 8 NL-8004U
Category : Gps