D2221-M2G Shipboard Antenna
The D2221-M2G Shipboard UHF Multi-Dipole Antenna features four vertically stacked dipoles within a single enclosure, providing four independent UHF outputs for seamless, multi-frequency ship-to-air and ship-to-ship communications in demanding naval environments.
| GENERAL | |
| Antenna Pattern: | |
| Antenna Type: | |
| Radome Finish: | |
| Radome Material: |
| ELECTRICAL | |
| Frequency (MHz): | |
| Polarization: | |
| HPBW (°): | |
| Impedance (Ohm): | |
| VSWR (Max): | |
| Gain (dBi): | |
| Axial Ratio (dB): | |
| Front/Back Ratio: | |
| Isolation (dB): | |
| Max Input Power (W): | |
| Connector Type: | |
| Number of Connectors: | |
| MECHANICAL | |
| Antenna Length (in): | |
| Top Section Length (in): | |
| Bottom Section Length (in): | |
| Antenna Weight (lbs): | |
| Top Section Weight (lbs): | |
| Bottom Section Weight (lbs): | |
| Number of Elements: | |
| Length of Longest Element (in): | |
| Reflector Dimensions (in): | |
| Radome Diameter (in): | |
| Ground Plane Diameter (in): | |
| Bulkhead Base Diameter (in): | |
| Helical Diameter (in): |
| ENVIROMENTAL | |
| Operating Temperature (F): | |
| Wind Area (ft²): | |
| Wind Area With ½” Ice (ft²): | |
| Wind Load ft-lbs: | |
| Wind Load With ½” Ice ft-lbs: | |
| Thrust No Ice (ice lbs): | |
| Thrust With ½” Ice (ice lbs): | |
| Rated Wind Velocity (mph): | |
| Rated Wind Velocity With ½” Ice (mph): | |
| Bend Moment (ft-lbs): | |
| Survival Rating (mph): | |
| Azimuth (°): | |
| Elevation (°): |
| MOUNTING | |
| Mast OD (in): | |
| Mounting OD (in): | |
| Mount Type: | |
| Mount Height (in): | |
| Mount Weight (lbs): |
All model variants feature identical electrical, mechanical, and environmental specifications. Selection depends on required polarization, color, and optional accessories.
| MODEL VARIANTS | |||
| Model# | Polarization | Color | Accessories |
| BDH2024-W | RHCP or LHCP | Standard White | – |
| BDH2024-ASP | RHCP | Anti-Static Paint White | – |
| BDH2024-ASP-LH | LHCP | Anti-Static Paint White | – |
Description
The D2221-M2G is a high-performance UHF shipboard antenna engineered for ship-to-air and ship-to-ship communications in naval, coast guard, and defense applications. Featuring four vertically stacked UHF dipoles within a single enclosure, it provides four independent UHF outputs, allowing for simultaneous operation across multiple frequencies without interference.
Designed to maximize space efficiency while delivering reliable omnidirectional coverage, the D2221-M2G ensures secure, uninterrupted communication in the most demanding maritime environments. Its rugged, mission-ready construction withstands harsh sea conditions, making it an essential component for critical naval communication networks.
