GMA-620
Produkt-Beschreibung
Produkt-Spezifikationen
GPS antenna Specifications: GA620
| Physical Condition | |
|---|---|
| Constructions: | Polycarbonate radome,detachable cable/connector for easy mount, rubber-O-ring between top radome and screw base for waterproof |
| Dimensions: | 60mm(Dia.) x 18.5mm(H) |
| Weight: | 65grams (w/o cable & connector). |
| Color: | Standard in ivory white, other colours available upon request. |
| Mounting: | Bulkhead mount with 0.8 inch threaded wing nut (standard accessory). |
| Cable & Connector | |
| RF cable: | SMA(M) +10 meter RG58 +TNC(M) (standard) other length (optional) |
| Pulling strength: | 6 Kg @ 5sec. molded plastic on connector end for strain relief. |
| Connector | SMA(F) |
| Antenna Element | |
| Center Frequency: | 1575.42 MHz +/-1.023 MHz |
| Polarization: | R.H.C.P. (Right Handed Circular Polarization). |
| Absolute Gain @ Zenith: | +5 dBi typical. |
| Gain @ 10° Elevation: | -1 dBi typical. |
| Axial Ratio: | 3 dB max. |
| Output VSWR: | 1.5 max |
| Output Impedance: | 50 ohm |
| Low Noise Amplifier | |
| Center Frequency: | 1575.42 MHz |
| Power Gain: | 28db +/-4.5db |
| Bandwidth: | 2 MHz min. |
| Noise Figure: | 1.5 min. |
| Outer Band Attenuation: | 20 dB min. @ F° +/-50 Mhz. |
| Supply Voltages: | 2.5~5.5V DC. |
| Current Consumption: | 2.5V : 6.6mA Typ. 3V: 8.6mA Typ. 4V: 12.6mA Typ. 5V: 16.6mA Typ. |
| Output Impedance: | 50W ohm |
| Overall Performance: (antenna element, LNA & coax cable) | |
| Center Frequency: | 1575.42 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: | 2MHz min. |
| VSWR: | 2.0 max. |
| Output Impedance: | 50W ohm |
| Environmental | |
| Operating Temperature: | -40°C~ +85°C. |
| Storage Temperature: | -50°C~ +90°C. |
| Relative Humidity: | 95% non-condensing. |
| Water Resistance: | 100% waterproof. |