GA-85D

GA-85D

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GA-85D
  • Descrizione del prodotto
  • Caratteristiche del prodotto
  • Specifiche di prodotto

Compact & Sensitive BDS/GNSS antenna with Excellent Signal Amplification for Mobile Applications


GA-85D is the integration of a high performance BDS/GNSS antenna and a state-of-the-art low noise amplifier into a very low profile/ extremely compact/ fully waterproof enclosure which, when connected to a BDS/GNSS receiver with 1.4~3.6V DC antenna power, provides excellent signal amplification and out-band filtering & rejection, provide 1.4~3.6V input Voltage is available.

FEATURES:

  • Compact Construction/ Low Profile/
  • Omni-Directional Antenna Patterns
  • Excellent Temperature Stability
  • Low Noise Figure
  • High Sensitivity

 

APPLICATIONS:

  • Automobile BDS/GNSS
  • Car Tracking Navigation System
  • AVL / Fleet Management Systems
  • External Antenna for Handheld BDS/GNSS
  • External Antenna for PDA Navigator
Physical Condition
Construction ASA-UV
Dimension OD12.5 x 101 mm ±3
Weight 20 grams
Environmental Conditions
Operation temperature -40oC to +85oC
Storage temperature -40oC to +85oC
Relative Humidity 95% non-condensing
Connector
Connector Available SMA (M) Straight
Low Noise Amplifier
Center Frequency 1550MHz～1615MHz
Gain
Bandwidth		 18db +/-3db
10 MHz min. @S11-10 dB
Noise Figure 1.0dB
ESD 2.5KV HBM
Supply Voltages 1.4~3.6V DC
Current Consumption 4mA
Output Impedance 50 ohm
Output VSWR 2.0 max
Antenna Element
Center Frequency 1500~1700Mhz
Polarization R.H.C.P. 4-axis Ceramic helix antenna
Gain 2.5 dBi typ
VSWR 2.0

Passive antenna test:






3D Total

Frequency (MHz) pper Hem. PRP (dBm) ower HEM. PRP (dB) Efficiency (dB) Efficiency (%) Gain (dBi) Tot. Rad.Pwr. (dBm)
1400 MHz -6.02 -5.85 -2.92 51.02 0.68 -2.92
1450 MHz -5.71 -5.58 -2.63 54.53 1.01 -2.63
1500 MHz -5.49 -5.45 -2.46 56.78 1.26 -2.46
1542 MHz -4.24 -3.96 -1.09 77.84 2.64 -1.09
1559 MHz -4.56 -4.22 -1.38 72.77 2.55 -1.38
1561 MHz -4.53 -4.18 -1.34 73.38 2.59 -1.34
1575 MHz -4.66 -4.23 -1.43 71.96 2.72 -1.43
1602 MHz -4.76 -4.10 -1.40 72.38 3.05 -1.40
1616 MHz -5.65 -4.84 -2.22 60.03 2.33 -2.22
1620 MHz -5.75 -4.91 -2.30 58.85 2.27 -2.30
1626 MHz -5.90 -5.02 -2.43 57.20 2.19 -2.43
1630 MHz -5.79 -4.87 -2.30 58.95 2.35 -2.30
1642 MHz -6.42 -5.52 -2.94 50.80 1.77 -2.94
1650 MHz -6.36 -5.50 -2.90 51.29 1.84 -2.90

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