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FOR Marine VHF Radio & GPS Navigation
GPS Antenna Specifications: GA65G
Physical Condition | |
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Constructions: | Polycarbonate radome,detachable cable/connector for easy mount, rubber-O-ring between top radome and screw base for waterproof |
Dimensions: | 60mm(Dia.) x 45mm(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: | TNC(M) +10 meter RG58 +BNC(M) (standard) other length (optional) |
Pulling strength: | 6 Kg @ 5sec. molded plastic on connector end for strain relief. |
Connector | TNC(F)or SMA(F) |
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< -8dB |
Gain @ 10° 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. |
Marine VHF Antenna Specifications: UVA-1400
Marine UHF/VHF Dual Band Antenna.
This document provides a Sleeve Dipole Antenna design .
Electrical Properties
Parameter | Description |
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Frequency Band | 144 / 430 MHz |
Nominal Impedance | 50 ohm |
Polarization | Vertical |
V.S.W.R | 1.5:1 |
Power | 100W |
Note: Gain includes the cable loss |
Mechanical Properties
Parameter | Description |
---|---|
Antenna Type | Omni-Directional Antenna |
Material | Fiberglass |
Touch Type | Screw Type |
Connector Type | PL259 connector (Female) |
Antenna Dimensions | 1400 mm ±10 |
Antenna Color | White |
Operating Temperature Range | -20°C~+60°C |
Storage Temperature Range | -30°C~+70°C |
FB6 : SUS Base mounting