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A-111 Active GPS 天線


介紹

A-110 獨特的10瓦特抗RF干擾設計,使它成為最合適在嚴峻環境下使用的GPS天線。A-110 備有3組信號雜訊濾波器和2階段訊號放大器,這將能提供最準確的GPS信號。此外,它的供電範圍廣和短路保護,使A-110 適用於所有類型的GPS產品,有助預防機子損壞。A-110就像極星所生產的其他天線一樣, 是由高品質的雙重隔離編織層的同軸電纜線和鍍銀中心導針所做成,符合RoHS標準。

特征

  • 1. 10W RF protection in the front end to keep GPS receivers from damage
  • 2. EMI suppressor filter
  • 3. Short-circuit protection
  • 4. Narrow band width: <50MHz
  • 5. Wide power input range: +3V ~ +6V
  • 6. Double shielded low loss 2.7mm RG174 cable
  • 7. Cable length up to 10 meters
  • 8. Silver tined conductor
  • 9. Interference suppression: > 25 dB (Fo +/-100MHz)
  • 10. Power consumption: 11mA ~ 13mA
  • 11. Meet RoHS Directive

規格

General
2 Stages active LNA
BPF
RF protection(10watt), nano-second Spark-Gap
Dielectric Patch 天線
Low Noise Low drop-out, Linear Regulator
Low Loss RG/174 Coax cable with double shield
Aluminum Base/ PC+ Radome Plastic
Performance
Receiving Frequency L1 Band(1575.42MHz)
Output Impedance 50 ohms
Polarization’s Right Hand Circular (RHC)
Bandwidth 10dB MHz @ -3dB point
VSWR 1.5 Typical @ 1575MHz
Elev. Angle Coverage 5~90 degree
Az. Bearing Coverage 360 degree
Filtering BPF <10 MHz B/W @-3dB
Over-all Gain 28dB (typical including 4dB cable loss & Filters)
Over-all NF <1.8dB @fo, 2dB max.
LNA Characteristic K=>1 Un-conditionally Stable
Electrical
Power Input +3Vdc to + 6Vdc input, Auto Switching
Power Consumption 11mA to 13mA (max)
Power Input Reverse Polarity Short Circuit shutdown
Over-Current Thermal Over-current shutdown >+150degreeC
Physical
Dimensions 44 x 34 x 12mm +/-0.5mm
Mount Magnetic
Radome Color Black
Coax Connector BNC, SMA, SMB, MCX, MMCX, GT-5, Hirose…etc.
Coax Cable RG-174U double shielded 5m, Low Loss 0.7dB/m
Environmental
Operating Temperature -30 to + 85 degree C
Storage -40 to + 90 degree C
Optional
1. Open Frame 天線 , with RF shield
2. Open Frame with 3” Flanges & RF shield
3. Ant + Aluminum Base

資料下載

File Name File Size Time
A-111 Active GPS 天線 ARKNAV-Datasheet 419 KB Sep 18th 2009

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