AWD-118-400 Wideband VHF/UHF Aviation Discone Antenna (118-400 MHz)
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AWD-118-400

VHF UHF Aviation Band Discone Antenna

ModelProduct DescriptionFrequencyGainDownloadPDFEnquiry
AWD-118-400VHF UHF Aviation Band Discone Antenna118 - 400 MHz.2 dBi.Download DatasheetDownload ManualPost Enquiry

Streamlined Logistics & Rapid Deployment

The AWD-118-400 features a sophisticated Removable Element Design, engineered specifically to solve the headaches of international shipping and remote field deployment. By allowing the cone and disc elements to be detached from the main antenna body, the unit achieves a highly compact shipping volume, significantly reducing freight costs and the risk of transit damage. Once on-site, the "knock-down" configuration allows for easy handling by a single technician, ensuring that high-performance aviation communication is ready to go in minutes without specialized tools.

Uncompromising Military-Grade Durability

Built to survive where others fail, this antenna is protected by a Military Olive Green Powder Coating that provides an extra layer of defense against extreme UV exposure and chemical abrasion. To combat the leading cause of antenna failure—connector corrosion—the AWD-118-400 utilizes an Internal Cable Routing system. By enclosing the antenna termination and feed cable entirely within the mounting pipe, the RF connection remains bone-dry and shielded from salt spray, ice storms, and humidity, ensuring a long, maintenance-free service life in marine or tropical environments.

Maximum Efficiency: The Single-Antenna Solution

Why manage a complex array of hardware when one unit can do it all? The AWD-118-400 serves as a true Single-Antenna Solution, providing high-efficiency performance across the entire 118-400 MHz spectrum. Its exceptionally low VSWR throughout the band allows it to function seamlessly for both high-power transmitting and sensitive receiving. Whether utilized for spectrum monitoring, signal jamming, or base station communications, this wideband discone eliminates the need for multiple antennas, reducing tower wind loading and simplifying your entire RF infrastructure.

What’s in the Box?

Your AWD-118-400 is shipped in a compact, knockdown configuration to ensure safe transport and reduced shipping costs. The package includes:

  • 1 x Main Antenna Body Hub: Precision-machined 6063T6 aluminum hub with integrated feed point.
  • Complete Disc Element Set: Removable radiating elements for the upper assembly.
  • Complete Cone Element Set: Removable radiating elements for the lower ground assembly.
  • Weatherproof Mounting Pipe: Designed to enclose and protect the antenna termination and feed cable.
  • Marine Grade Hardware Kit: All necessary Type 316 stainless steel fasteners and mounting clamps.
  • Test Reports: All standrds test reports like Frequency Vs VSWR and outline drawing of antenna.
  • Installation Manual: Step-by-step guide for fast, tool-ready field assembly.

Wideband Discone Architecture: The AWD-118-400 is a heavy-duty, dual-band VHF/UHF discone antenna engineered for omnidirectional broadband coverage across the 118–400 MHz frequency spectrum. Optimized for high-efficiency transmission and reception, this military-grade base station antenna maintains an ultra-low VSWR profile across its entire operational bandwidth, making it ideal for ATC sites executing simultaneous ground-to-ground and ground-to-air RF communications without requiring multiple antenna arrays. Its wide vertical beamwidth ensures stable, high-power signal propagation for critical aerospace, terrestrial, and maritime networks. Designed for rapid tactical deployment, the antenna features a modular configuration with removable cone and disc elements, allowing for an incredibly fast, tool-less field installation in under five minutes while keeping the coaxial feed line and RF termination fully enclosed within the mounting mast for absolute environmental isolation.

Ultra-Ruggedized Structural Engineering: AWD-118-400 built to survive extreme climatic anomalies where conventional antennas fail, the structural framework of this ruggedized discone antenna utilizes 6063-T6 architectural anodized aluminum alloy for its core cone and disc hubs. To ensure long-term mechanical reliability and prevent galvanic corrosion, all primary fasteners, screws, and hardware are fabricated from premium Type 304 marine-grade stainless steel. The entire metallic assembly is finished with an advanced, epoxy-based powder coating in military olive green, offering impenetrable defense against UV radiation, corrosive industrial gases, coastal salt spray, acid rain, and high-abrasion desert sandstorms. This durable, factory-tuned design operates entirely maintenance-free, offering exceptional structural resilience and RF transparency in the world's most severe environments.

Electrical Specifications:
Frequency Range118 - 400 MHz.
Gain2 dBi.
Bandwidth118-400 MHz
Antenna TypeDiscone
PolarizationVertical
Input Impedance50 Ohms
Radiation PatternOmni-directional
Beamwidth -3dB.78 Degrees (Vertical)
VSWR - Equal To or Better Then2:1
RF Power Handling Capacity500 Watts
Input TerminationN-Female
Mechanical Specifications:
Antenna Materials                                  6063T6 Aluminum Alloy
Mounting Hardware -MaterialsHigh Grade Stainless Steel
Wind Rating220 Km/Hr.
Overall Length0.75 Meter
Shipping Length1.0 Meter
Support Pipe MaterialPowder Coated Aluminum
Insulator MaterialNylon & Teflon
Maximum Mount Pipe Diameter52 mm (2 Inches)
Gross Weight4 Kgs.
Environmental Specifications:
Operating Temperature                                (-)30 to +70 Degrees Celsius
Storage Temperature(-)40 to +80 Degrees Celsius
Humidity0 to 95% RH