u-blox High performance active GPS antennas



• High performance active GPS antenna
• Low noise figure and high gain coverage
• Fast and easy integration
• No antenna know-how necessary
• Magnetic base suitable for mounting on car roof
• Industrial temperature range: –40°C to +85°C


Product description

The high performance ANN-MS active GPS antenna with integrated low-noise amplifier (LNA) is the perfect match to u-blox GPS receivers where high sensitivity and optimum sky coverage are essential. ANN-MS offers the high performance to exploit the full capabilities of all u-blox GPS receivers, and can be operated at a supply voltage of 2.7 to 6 V.

Kit includes

Antenna with 5 m coaxial cable, RG174 standard:

  • Weight 42 g (without cable)
  • Size 48 x 40 x13 mm
  • Connectors (choice) SMA, SMB, MCX, FAKRA
  • Mounting Magnetic base
  • Frequency 1575 ± 3 MHz
  • VSWR Max. 2
  • Bandwidth Min. 10 MHz
  • Impedance 50 Ohm
  • Peak gain Min. 4 dBic (over 7 x 7 cm ground plane)
  • Polarization RHCP

Product variants


-ANN active GPS antenna with 5m cable and SMA connector


-ANN active GPS antenna with 5m cable and SMB connector


-ANN active GPS antenna with 5m cable and MCX connector


-ANN active GPS antenna with 5m cable and FAKRA connector

Further information

Amplifier characteristics:

  • Gain without cable Typ. 27 dB
  • Noise figure Max. 1.8 dB
  • Output VWSR Max. 2.0
  • DC Voltage 2.7 V – 6 V
  • DC Current typ 8.5 mA, ± 4.5 mA

Environmental data:

  • Operating temperature –40° C to 85° C
  • Storage temperature –50° C to 85° C
  • Humidity 40% to 95% RH
  • Vibration Sine sweep 1G (0‑Peak),
  • 10–150–10 Hz each axis


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