380 MHz to 520 MHz 3dbi Vehicle Omnidirectional Signal Management antenna N-Female

Model No: MJ-433M03-NF

Made in Taiwan
Frequency Range: 380 - 520 MHz
Center Frequency: 410 - 450 MHz
Maximum Power (CW): 500 Watts
Dimensions (WxL): 140 x 431 mm
Connector: N-Female
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380-520 MHz 500W Tactical High-Power Vehicle Antenna

Model: MJ-433M03-NF | Signal Management | 500W CW | MIL-STD-810G

The MJ-433M03-NF is a high-performance Tactical Vehicular Antenna specifically engineered for mission-critical Signal Management systems and heavy-duty UHF communications. Spanning the 380 MHz to 520 MHz spectrum with an optimized center frequency, this antenna delivers an extraordinary 500 Watts (CW) power capacity. Purpose-built for high-intensity mobile command platforms, it ensures unwavering reliability in the most hostile environments.
Technical Specifications

Electrical Performance

Frequency Range 380 - 520 MHz
Center Frequency 410 - 450 MHz (Optimized)
Gain 3 dBi
Maximum Power 500 Watts (Continuous Wave)
Vertical Beamwidth 68° (-3dB Path)
Horizontal Beamwidth 360° (Omnidirectional)
Connector N-Female

Mechanical & Environmental Specs

Dimensions (WxL) 140 x 431 mm
Weight 2.7 kg
Waterproof Rating IP67 (Immersion Resistant)
Military Standard MIL-STD-810G Compliant
Operating Temp -40°C to +120°C
Testing Standards 5.0G Vibration / 96H Salt Spray
Key Tactical Features

Extreme 500W Power Handling

Engineered to withstand unmatched thermal stress for 500W continuous transmission, making it the primary radiator for mobile Signal Management systems.

UHF Signal Dominance

Optimized for the 410-450 MHz range, providing superior diffraction and penetration for tactical voice and data links in complex urban or wooded terrains.

MIL-STD-810G Durability

Constructed with reinforced tactical fiberglass and alloys to survive severe vibrations, mechanical shocks, and corrosive coastal salt air.

Mission-Ready IP67 Sealing

Completely sealed against dust and water ingress, ensuring stable performance even during temporary immersion or heavy tropical downpours.

Get a Quote / Customization

Contact us for custom mounting flange patterns or specific tactical camouflage color requirements for your command platforms.

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