New model 2024

DRH1840-16 Double Ridged Horn Antenna | 18 GHz – 40 GHz

Double Ridged Horn Antenna, optimized for high-performance across a wide frequency range from 18 GHz to beyond 40 GHz. With a gain of 16 dB and a precisely engineered inner structure, this antenna ensures a consistently flat gain across its operating spectrum. For added versatility, it pairs seamlessly with the ADRWC180EF waveguide-to-coax adapter, offering flexible integration options for a range of applications.

Frequency Range

18 GHz – 40 GHz

VSWR (avg.)

1.2

Gain

15 – 17 dBi

Power (CW / Peak)

450 W / 2000 W

Polarization

Linear

Datasheet

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Made on demand

Lead time 4-8 weeks

Features and Specifications

Technical Performance

Wide bandwidth
Low return loss
Suitable for EMC/EMI applications

Design and Surface Treatment

Corrosion-resistant coating

Manufacturing Technology

Manufactured using a high grade aluminum alloy
Extremely durable

Product Packaging Includes

Antenna

Product Parameters

Product identification

Product Name DRH1840-16
Product Category Double Ridged Horn Antenna

Electrical specifications

Frequency Range 18 GHz – 40 GHz
VSWR (max.) 1.6
VSWR (avg.) 1.2
Waveguide Size WRD180
Waveguide Flange FPWRD180C24
Power (CW / Peak) 450 W / 2000 W
Antenna Factor 40 – 46 dB/m
Polarization Linear

Operating conditions

Rated Temperature Range 0°C – +50°C
Storage Temperature Range -20°C – +70°C

Physical specifications

Width 41 mm (1.614 in)
Height 38 mm (1.496 in)
Depth 30 mm (1.181 in)
Weight 0.03 kg (0.066 lb)

Mechanical Drawings

Antenna

Parameters and Performance

Typical parameters

VSWR

Gain

Antenna Factor

Beamwidth

Radiation Patterns

18 GHz

20 GHz

22 GHz

24 GHz

26 GHz

28 GHz

30 GHz

32 GHz

34 GHz

36 GHz

38 GHz

40 GHz

Discover more DRH1840-16 Radiation Patterns ↓

Radiation Patterns

18 GHz

20 GHz

22 GHz

24 GHz

26 GHz

28 GHz

30 GHz

32 GHz

34 GHz

36 GHz

38 GHz

40 GHz

Packaging and Accessories

What's in a box

DRH1840-16 Antenna

Accessories

Standard mounting flange

Optional Accessories

ADRWC180EF Waveguide to Coax Adapter

Custom services

Custom mounting solutions
Custom calibration data
Radome waterproof enclosure

Manufacturer Information

About Datasheet

Product information available also online at https://rfspin.progresium.cz/product/drh1840-16/

Data and specifications subject to change without notice.

Datasheet revision 06-2026.

Address
RFspin s.r.o.
Na Beránce 57/2
160 00 Prague 6
Czech Republic

E-mail
info@rfspin.com

Phone
+420 245 008 847

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QR code

Frequency Range	4 GHz – 40 GHz
VSWR (avg.)	1.4
Gain	6 – 22 dBi
Impedance	50 Ohm
Connector	K (female)
Power (CW / Peak)	10 W / 20 W
Polarization	Dual Linear, Circular (with hybrid)