SPK Product

GPS Antenna & Combo Glonass / GSM / GPRS / Bluetooth / Marine / 4G antenna
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GPS Antenna module

SPK-GPS-CMA-31N

GPS Antenna module without housing

Description
SPECIFICATION FOR GPS ANTENNA WITH LOW NOISE AMPLIFIER
  1. CONFIGURATION
    • RF Cable RG174, ψ2.7 ± 0.1mm, Black
      Cable Length 6m ± 5cm NO SR
    • RF Connector SMA (M)
  2. SYSTEM
    This antenna system consists of two functional blocks, the LNA portion and the patch antenna.
  3. GENERAL
    • ENVIRONMENTAL CONDITIONS
      1. Operation Temperature -30℃ to + 80℃
      2. Storage Temperatur -40℃ to + 100℃
      3. Relative Humidity 40% to 95%
    • ELECTRICAL SPECIFICATIONS
      1. Input Voltage Min:2.5V Max:5.5V
      2. Power Consumption
        At 3.0V Typ: 13mA. Max: 16mA.
        At 5.0V Typ: 18mA. Max: 22mA.
  4. ANTENNA
    • Frequency Range 1575.42 ± 1.023 MHz.
    • Gain 90° : 2.0 dBi Min.
      20° : -5.0 dBi Min.
      Mounted on the 60mm*60mm ground plane.
    • Polarization RHCP
    • Axial Ratio 90° : Max 3.0dB
      Mounted on the 60mm*60mm ground plane.
    • Patch Size 25 * 25mm t = 4mm
  5. LNA
    • Frequency Range 1575.42 ± 1.023 MHz
    • Gain Min:28dB Typ:30dB (+ 25℃± 5℃)
    • Noise Figure
      1.5 dB Max. ( +25℃ ± 5℃) 2.2 dB Max. ( +85℃)
    • Out Band Rejection
      fo = 1575.42MHz
      fo ± 20 MHz 7dB MIN
      fo ± 30 MHz 12dB MIN
      fo ± 50 MHz 20dB MIN
      fo ± 100 MHz 30dB MIN
    • Output Impedance 50Ω
    • Output VSWR 2.0 Max
  6. TOTAL SPECIFICATIONS (Through Antenna, LNA, Cable and Connector)
    • Frequency Range 1575.42 ± 1.023MHz
    • Gain At 90° 30 ± 4.5dBi – (cable loss) Note:1
      mounted on the the 60mm*60m ground plane
    • Output Impedance 50Ω
    • VSWR 2.0 Max
      Note 1: Cable Loss = Max.(–1.2dB/m)
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