Description

Description

VHF Fiberglass Omni Antenna | 134-174MHz 3.2dBi Base Station

VHF Fiberglass Omni Antenna, Base Station Antenna, 134-174MHz, Low Profile ф28mm, Gain-3.2dBi, Power 100W, VSWR-1.5, 1xN-Female, PMR Public Safety

1-Technical Description & Features Breakdown VHF Fiberglass Omni Antenna

The VHF Fiberglass Omni Antenna is a heavy-duty, high-reliability station antenna precision-engineered for wide-area coverage across the 134 MHz to 174 MHz professional mobile radio (PMR) band. Housed inside a rugged, weather-sealed white fiberglass radome, this low-profile vertical antenna is designed to withstand extreme wind loads, severe icing, and UV degradation. It is a critical asset for municipal public safety networks, marine communications, emergency dispatch operations, and utility telemetry arrays requiring continuous, 360-degree signal propagation.

  • High-Efficiency Radiation: Delivers a stable 3.2 dBi gain paired with a concentrated 66° vertical beamwidth, maximizing ground-level cell-edge footprint extension while minimizing skyward RF leakage.
  • Heavy-Duty Power Handling: Safely supports continuous transmitter loads up to 100 Watts, providing deep building penetration and crisp voice/data links.
  • Low-Loss N-Female Interface: Features a gas-tight, heavy-duty N-Female connector recess at the antenna base for seamless, weatherproof low-loss cable runs.
  • Rugged Base Station Mounting: Tailored for rock-solid mast clamping across standard Φ40mm to φ50mm poles, ensuring steady vertical polarization geometry under high vibrations.

2-Particular Specification and Features VHF Fiberglass Omni Antenna

Electrical & Mechanical Subsections VHF Fiberglass Omni Antenna

  • Premium Fiberglass Radome: Built with an ultra-durable, all-white protective housing that minimizes signal attenuation while shielding copper elements from wind, rain, and ice.
  • Stable Omnidirectional H-Plane: Delivers uniform 360-degree horizontal signal distribution, eliminating dead zones around the transmission site.
  • Low VSWR Profile: Maintains a highly efficient impedance match (VSWR ≤1.5) across the entire operational VHF spectrum window.

                      ▲  [ 3.2 dBi Vertical Polarization ]

                      │

       ┌───────────────┐

       │  White Radome            │

       │  ф28mm (Max)            │

       │                                   │

       │  Length:                      │

       │  1410mm                    │

       │                                  │

       └───────┬───────┘

                         ▼  [ Mast Mount Clamps: Φ40-50mm ]

Sub-Section / Parameter ClassTechnical Metric Value / Target Configuration
Operational Frequency Spectrum134 MHz to 174 MHz continuous VHF Band
Nominal Radiation Gain3.2 dBi peak efficiency
Vertical Beamwidth (3dB)66° ± 15° concentrated wave envelope
Voltage Standing Wave RatioVSWR ≤ 1.5 (Primary Impedance: 50 Ω)
Maximum Transmission Power≤100 Watts continuous average input load
Operational Temperature EnvelopeExtreme weather rating: -40°C to +75°C
Environmental Ingress/Humidity95% at 25°C non-condensing atmosphere tolerance
Interface Port Hardware1 x Heavy-duty N-Female coaxial connection base
Net Equipment Weight0.55 kg (Excludes structural bracket assembly)

3-Frequency Range Spectrum VHF Fiberglass Omni Antenna

The VHF Fiberglass Omni Antenna is optimized to operate across the full commercial and civil VHF communications band:

Primary Frequency Tracking Layer: 134MHz – 174MHz

Polarization Grid: Pure Vertical Polarization to match standard mobile and handheld transceiver radio equipment.

Coverage : True 360-degree omni-directional H-plane propagation.

4-VHF Fiberglass Omni Antenna Similar Products from Huawei, Ericsson, Nokia, ZTE

Brand / OEMPart Number / ModelTechnical Description / SpecificationsKey Comparative Parameter
Custom OEMDT150FG3F25VHF Fiberglass Omni Antenna 3.2dBiBase Model, lightweight 0.55kg design
HuaweiCustom VHF-AntennaEnterprise Land Mobile Radio AntennaHeavy-duty alternative for rural sites
Ericsson⁠VHF-OMNI-100WBase Station Omnidirectional RadiatorSymmetrical 100W power-handling module
NokiaAirScale VHF-ANTRuggedized Outdoor Fiberglass ArrayMacro network alternative for wide-area coverage
ZTEZXSDR VHF-ANTCompact Base Station Vertical AntennaStandard 50 Ω mast-mounted deployment option

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Description
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