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380 MHz to 520 MHz 3dbi Vehicle Omnidirectional Signal Management antenna N-Female
Military FT-RF Taiwan
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Description & Specification
380MHz to 520MHz 500W Tactical High-Power Vehicle Antenna
380-520 MHz UHF High-Power | 3 dBi Omnidirectional | MIL-STD-810G Tactical Grade
The MJ-433M03-NF is a high-performance Log Periodic Directional Antenna engineered for wide-spectrum VHF dominance. Delivering a stable 7 dBi gain across the 80-300 MHz spectrum, this antenna is optimized for Signal Defense and advanced protective operations. Its robust aluminum construction ensures high-degree structural integrity and mechanical survival in extreme environments.
Technical Specifications
Electrical Performance
| Frequency Range | 380 MHz to 520 MHz (Optimized 410-450 MHz) |
| Gain | 3 dBi |
| Horizontal Beamwidth | 360° (Omnidirectional) |
| Vertical Beamwidth | 68° (-3dB Path) |
| VSWR | ≤ 1.5:1 |
| Nominal Impedance | 50 Ω |
| Polarization | Vertical |
| Connector | N-Female |
| Power Handling | 500 W (Continuous Wave) |
Mechanical & Environmental Specs
| Dimensions | Ø 140 x 431 mm |
| Weight | 2.7 kg |
| Material | Reinforced Tactical Fiberglass & Aluminum Alloy |
| Operating Temp | -40°C to +120°C |
| Environmental Protection | IP67 (Immersion Resistant) |
| Vibration Resistance | MIL-STD-810G (5.0G Vibration) |
| Corrosion Resistance | 96H Salt Spray Compliant |
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 in mission-critical theaters.
Mission-Ready IP67 Sealing
Completely sealed against dust and water ingress, ensuring stable performance even during temporary immersion or heavy tropical downpours during mobile operations.
Get a Quote / Customization
Contact us for custom mounting flange patterns or specific tactical camouflage color requirements for your command platforms.
✉️ Contact FT-RF Team M
