Low-Voltage GPS Antenna

Low Power Consumption: 6mA,58mm(L) x 48mm(W) x 15mm(H),Gain: 20 dB
Model : SM-19

Specification
Physical Constructions:
Constructions: Polycarbonate radome enclosure, die-cast-shell at the bottom, water proof rubber gasket seals.
Dimensions: 58mm(L) x 48mm(W) x 15mm(H).
Weight: 65grams (excluding cable & connector)
Standard Mounting: magnet mount and/or screw mount with 2 pieces of M3 tapped holes on the plastic flanges
Optional mounting plate: customized metal sheet
Cable & Connector:
RF: 5 meter RG174/U (standard) cable, other length available
Pulling strength: 6 Kg/5 sec. with molded plastics on connector end for strain relief
Connector available: BNC, TNC, FME (to be adapted), GT5, MCX (OSX), SMA, SMB or SMC in straight or right angle type
Optional: Universal Connector Adapter (FME to TNC/BNC/SMA/SMB/MCX)
Antenna Element:
Center Frequency: 1575.42 MHz +/-1.023 MHz
Polarization: R.H.C.P. (Right Handed Circular Polarization).
Absolute Gain @ Zenith: +5 dBi typical.
Gain @ 10° Elevation: -1 dBi typical.
Axial Ratio: 3 dB max.
Output VSWR: 1.5 max.
Output Impedance: 50ohm
Low Noise Amplifier:
Center Frequency: 1575.42 MHz +/- 1.023 MHz.
Power Gain: 14 dB typically
Bandwidth: 2 MHz min
Noise Figure: 1.3 max.
Outer Band Attenuation 12dB min. @F0 +/- 140MHz
Supply Voltages: +2.5~+3.3V DC
Current Consumption: 5.5mA +/- 1mA@3.3V.
Output Impedance: 50ohm
Overall Performance: (antenna element, LNA & coax cable)
Center Frequency: 1575.42 MHz.
Gain: 14 dB min.
Noise Figure: 2.0 max.
Axial Ratio: 3 dB max.
Bandwidth: 2MHz min.
VSWR: 2.0 max.
Output Impedance: 50 ohm
Enviromental Condition:
Operating Temperature: -40°C~ +85°C
Storage Temperature: -40°C~ +85°C
Relative Humidity: 95% non-condensing.
Water Resistance: 100% waterproof.
This specification is subject to change without prior notice...
Compact & Sensitive GPS Antenna with 
Excellent Signal Amplification for Mobile Applications

SM-19 is an externally mounted GPS antenna that provides continuous L1 band with high gain and low power consumption to a wide selection of GPS receivers in today's market. It is the integration of a high-performance GPS patch antenna and a low noise amplifier into a low profile, extremely compact and fully waterproof enclosure. SM-19 provides excellent signal amplification to any GPS receiver with 2.5~3.3V DC antenna power at the center pin. Coming with small size and ruggedness, SM-19 is designed mainly to meet the robust demand for a GPS antenna that can maintain GPS signal stability for automatic vehicle locating and navigation even in a harsh environment.

Features
  • Compact Construction/ Low Profile/ Fully Weatherproof
  • Low Power Consumption
  • New Universal Connectors/Magnet or Screw Mount
  • Excellent Temperature Stability
  • Low Noise Figure
  • Ultra-High Sensitivity
Applications:
  • AVL
  • Fleet Management Systems
  • Car Navigation
  • Marine GPS
  • Weather Balloon
  • Security Surveillance
  • External Antenna for Handheld GPS

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