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Dual Polarized Horn Antenna 20dBi Typ.Gain, 220-325 GHz Frequency Range RM-DPHA3-20

Short Description:

The RM-DPHA3-20 is a full-band, linear-polarized horn antenna assembly that operates in the frequency range of 220 to 325 GHz. The antenna offers a typical gain of 20 dBi and low VSWR 1.15:1. The input to the antenna is a WR-3 waveguide. The antenna features an integrated orthogonal mode converter that provides high port isolation.


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Product Tags

Features

● Full Band Performance

● Dual Polarization

● High Isolation

● Precisely Machined and Gold Plated

Specifications

             RM-DPHA3-20

Item

Specification

Units

Frequency Range

220-325

GHz

Gain

20 Typ.

dBi

VSWR

1.15:1 Typ.

Polarization

Linear

Cross Polarization

50

dB

Size

19.1*9.74*19.1

mm

Weight

0.009

Kg

Material and Finish

Cu, Gold

Waveguide Size

WR-3


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  • The dual-polarized horn antenna is a precision microwave antenna capable of simultaneously supporting two orthogonal polarized waves (typically ±45° linear polarization or left/right-hand circular polarization). It employs an integrated ortho-mode transducer (OMT) to achieve polarization separation, featuring high port isolation (>30 dB), low cross-polarization (<-25 dB), and broad bandwidth (typically with a 2:1 frequency ratio). While retaining the inherent advantages of horn antennas, such as high gain (10-25 dBi) and low voltage standing wave ratio (VSWR <1.5), the dual-channel design enhances channel capacity and mitigates multipath fading. This antenna is widely used in high-end applications requiring polarization information processing, including 5G millimeter-wave base stations, satellite communication polarization diversity, EMC testing, and radar target identification.

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