1027-034

GPS/GNSS Antenna by Southwest Antennas (11 more products)

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The 1027-034 from Southwest Antennas is an Active GPS L1 antenna that operates from 1565 to 1585 MHz. This right-hand circularly polarized (RHCP) passive antenna provides a gain of up to 1.5 dBic and has a VSWR of less than 2:1. The antenna has an integrated active low noise amplifier that provides a gain of 11 dB and has a noise figure of less than 2.3 dB. It has been designed to provide accurate timing and location services for GPS receivers, manpack radios, hand-held tactical radio systems and other small form factor radio systems. 

The 1027-034 provides narrowband dual SAW filtering with an out-of-band rejection of more than 40 dB; from 35 MHz above and below the L1 center frequency. This hemispherical antenna has a horizontal beamwidth of 360° and a vertical beamwidth from 113° to 133°. It provides a jamming resistance of 50 V/m with in-band jamming and also features burn-out protection.

The 1027-034 is available in an IP67-rated package with an integrated 3.42-inch coaxial gooseneck assembly, that has an SMA-male non-rotating connector, allowing flexible antenna positioning. The gooseneck is sealed with a polyolefin heat shrink that provides a waterproof seal up to 20 m or 65.6 ft. This low power, low noise antenna is suitable for use in navigation systems, military & security, manpack radios, handheld radios, small form factor radios, low profile vehicle mounts, unattended/ Intelligent Munitions Systems, dismounted soldier-level communications, unmanned ground vehicles, IED recognition & destruction jamming systems, asset tracking, precision timing, LBS & M2M equipment, oil & gas industries, law enforcement, mobile computing, and UAV systems.

Product Specifications

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Product Details

  • Part Number
    1027-034
  • Manufacturer
    Southwest Antennas
  • Description
    Active GPS L1 Band Antenna with Coaxial Gooseneck Assembly

General Parameters

  • Active/Passive
    Active
  • Amplifier Gain
    11 dB
  • Application Industry
    Automotive, Jamming, Aerospace & Defense
  • Frequency Bands
    L1
  • Frequency
    1.565 to 1.585 MHz
  • Gain
    1.5 dBic
  • Noise Figure
    2.3 dB
  • Constellation
    GPS
  • Power
    7 to 25 dBm
  • VSWR
    2.0 :1
  • Voltage
    2.5 to 24 V
  • Current
    7 mA
  • Impedance
    50 Ohms
  • Connectors
    SMA - Male (Non-Rotating)
  • Directionality
    Hemispherical
  • Integration
    Amplifier
  • Mounting
    Vehicle Mount
  • Radome Material
    Ultem 1000
  • Length
    3.85 / 97.79 inches / mm
  • Polarization
    RHCP
  • Weight
    0.9 / 24.4 oz / grams
  • Axial Ratio
    1 dB
  • Bandwidth
    20 MHz
  • Horizontal BW
    360 Degrees
  • Vertical BW
    113 to 133 Degrees

Technical Documents