GA-85D
Produkt-Beschreibung
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.
Produkt-Eigenschaft
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
Produkt-Spezifikationen
| 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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