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 |
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