Broadband Dual Polarized Horn Antenna 18 dBi Typ. Gain, 18-40 GHz Frequency Range RM-BDPHA1840-18

Short Description:

RF MISO’s Model RM-BDPHA1840-18 is a dual polarized horn antenna that operates from 18 to 40 GHz, The antenna offers 18dBi typical gain. The antenna VSWR is typical 1.5:1. The antenna RF ports are 2.92mm-Female connector. The antenna can be widely used in EMC and EMI detection, orientation, reconnaissance, antenna gain and pattern measurement and other application fields.

Product Detail

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Product Tags

Features

● Coaxial Adapter for RF Inputs

● Low VSWR

● Small Size

● Broadband Operation

● Dual Linear Polarized

Specifications

RM-BDPHA1840-18
Parameters	Typical	Units
Frequency Range	18-40	GHz
Gain	18 Typ.	dBi
VSWR	1.5 Typ.
Polarization	Dual Linear
Cross Pol. Isolation	30 Typ.	dB
Port Isolation	30 Typ.	dB
Connector	2.92mm-Female
3dB Beamwidth, E-Plane	15.5-22.5	Deg.
3dB Beamwidth, H-Plane	20.7-32	Deg.
Material	Al
Finishing	Paint
Size	106.360.760.7(LWH)	mm
Weight	0.093	kg
Power Handling, CW	10	W
Power Handling, Peak	20	W

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The Broadband Dual Polarized Horn Antenna represents a sophisticated advancement in microwave technology, integrating wideband operation with dual-polarization capabilities. This antenna employs a carefully designed horn structure combined with an integrated Orthogonal Mode Transducer (OMT) that enables simultaneous operation in two orthogonal polarization channels – typically ±45° linear or RHCP/LHCP circular polarization.

Key Technical Features:

Dual-Polarization Operation: Independent ±45° linear or RHCP/LHCP circular polarization ports
Wide Frequency Coverage: Typically operates over 2:1 bandwidth ratios (e.g., 2-18 GHz)
High Port Isolation: Typically better than 30 dB between polarization channels
Stable Radiation Patterns: Maintains consistent beamwidth and phase center across bandwidth
Excellent Cross-Polarization Discrimination: Typically better than 25 dB

Primary Applications:

5G Massive MIMO base station testing and calibration
Polarimetric radar and remote sensing systems
Satellite communication ground stations
EMI/EMC testing requiring polarization diversity
Scientific research and antenna measurement systems

This antenna design effectively supports modern communication systems requiring polarization diversity and MIMO operation, while its broadband characteristics provide operational flexibility across multiple frequency bands without antenna replacement.

broadband dual polaried antenna