Small size and ruggedness, demand of vehicle locating and marine navigation GPS/ GLONASS antenna that will sustain harsh environment
- High performance
- Out-band filtering & rejection
- Fully waterproof
- Voltage: 2.5 V ~5.5 V DC
- Provides excellent signal amplification
- 100% waterproof IPX8
GA-38G is the integration of a high performance GPS/ GLONASS patch 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 GPS/GLONASS receiver with 2.5~5.5V DC antenna power, provides excellent signal amplification and out-band filtering & rejection, provide 3V or 5V input Voltage is available.
| Physical Condition |
| Constructions: |
Polycarbonate radome,detachable cable/connector for easy mount, rubber-O-ring between top radome and screw base for waterproof |
| Dimensions: |
40.5mm (L) x 38mm (W) x 12.3mm (H) |
| Weight: |
50 grams (excluding cable & connector) |
| Color: |
Standard in Black |
| Mounting: |
Magnet mount with two magnets & screw mount |
| Cable & Connector |
| RF cable: |
5 meter RG174/U (standard) cable, other length available |
| Pulling strength: |
6 Kg @ 5sec. molded plastic on connector end for strain relief. |
| Connector |
BNC,TNC,FME,GT5,GT16,GT16F,HFC, MCX,MMCX, SMA, SMB or SMC in straight or right angle |
| Antenna Element |
| Center Frequency: |
1575Mhz & 1596-1610 MHz |
| Polarization: |
R.H.C.P. (Right Handed Circular Polarization). |
| Bandwidth |
10 MHz min. @S11≤-10 dB, 24MHz typ. @S11 |
| Gain @ 10°C Elevation: |
2 dBi typical. |
| Axial Ratio: |
3 dB max. |
| Output VSWR: |
1.5 max |
| Output Impedance: |
50 ohm |
| Low Noise Amplifier |
| Power Gain: |
1570 Mhz : 29db typ
1610 Mhz : 29db typ |
| Bandwidth: |
50 MHz min. |
| Noise Figure: |
1.5 typ |
| Outer Band Attenuation: |
20 dB min. @ Fo +/-50 Mhz. |
| Supply Voltages: |
2.3~5.5V DC. |
| Current Consumption: |
2.5V : 6.6mA Typ.
3V: 10.6mA Typ.
4V: 14.6mA Typ.
5V: 20.6mA Typ. |
| Output Impedance: |
50W ohm |
| Overall Performance: (antenna element, LNA & coax cable) |
| Center Frequency: |
1570 ~1610 Mhz. |
| Gain: |
At 90° vertical to sky 30 ± 4.5dBi (cable loss)
Note:1 Mounted on the 60mm x 60mm square ground plane |
| Noise Figure: |
2.0 max. |
| Axial Ratio: |
3 dB max. |
| Bandwidth: |
10MHz min. |
| VSWR: |
2.0 max. |
| Output Impedance: |
50W ohm |
| Environmental |
| Operating Temperature: |
-40°C~ +85°C. |
| Storage Temperature: |
-40°C~ +90°C. |
| Relative Humidity: |
95% non-condensing. |
| Water Resistance: |
100% waterproof. |
*This specification is subject to change without prior notice / Data Updated: Jun. 10, 2010
Note:1:Cable Loss=(-1.2dB/m)
