GVU-620  

Marine GPS/VHF/UHF Antenna
GVU-620
Marine GPS/VHF/UHF Antenna
Product Description

FOR Marine VHF Radio & GPS Navigation

Product Specifications

GPS antenna Specifications: GA62

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. @ Fo +/-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.

Marine VHF Antenna Specifications: UVA-1400

Marine UHF/VHF Dual Band Antenna.

This document provides a Sleeve Dipole Antenna design .

Electrical Properties

ParameterDescription
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

ParameterDescription
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