QRH18 Quad Ridged Horn Antenna | 1 GHz – 18 GHz
with online calibration protocol and dataset
The QRH18 is a dual-polarized broadband horn antenna designed for precision EMC, antenna, and wireless testing across 1 to 18 GHz. Its compact form factor combines with SMA connectors for high-frequency accuracy and minimal signal loss. Ideal for advanced measurement setups requiring simultaneous polarization and consistent performance across a wide frequency range.
CST - Protected Model
3D Simplified Model
Datasheet
Choose Your Data & Documentation Level
See radome version QRH18RFeatures and Specifications
Technical Performance
- Wide bandwidth
- Low return loss
- Individual calibration
Design and Surface Treatment
- Corrosion-resistant coating
- Includes standard mount
- Very precise spirit level for both polarizations
Manufacturing Technology
- Manufactured using a high grade aluminum alloy
- Extremely durable
- High quality SMA type coaxial connector
Product Packaging Includes
- Adapter with ¼ inch inner thread, supplied with antenna
- Linear polarized double ridged broadband horn antenna
Product Parameters
Product identification
- Product Name QRH18
- Product Category Quad Ridged Horn Antenna
Electrical specifications
- Frequency Range 1 GHz – 18 GHz
- VSWR (max.) 2.5
- VSWR (avg.) 1.45
- Impedance 50 Ohm
- Connector SMA (female)
- Power (CW / Peak) 100 W / 170 W
- Antenna Factor 24.3 – 40 dB/m
- Port Isolation -30 dB
- Polarization Dual Linear, Circular (with hybrid)
Physical specifications
- Width 230.6 mm (9.079 in)
- Height 229.1 mm (9.020 in)
- Depth 230.6 mm (9.079 in)
- Weight 0.65 kg (1.433 lb)
Operating conditions
- Rated Temperature Range 0°C – +50°C
- Storage Temperature Range -20°C – +70°C
Mounting flange
- Mounting Adapter with ¼ inch inner thread, supplied with antenna
Mechanical Drawings
Mounting flange
Parameters and Performance
Typical parameters
VSWR
Gain
Antenna Factor
Port Isolation
Cross Polarization
Beamwidth
Port A, E plane
Port A, H plane
Port B, E plane
Port B, H plane
Radiation Patterns - Port A
Port A, 1 GHz
Port A, 2 GHz
Port A, 3 GHz
Port A, 4 GHz
Port A, 5 GHz
Port A, 6 GHz
Port A, 8 GHz
Port A, 10 GHz
Port A, 12 GHz
Port A, 14 GHz
Port A, 16 GHz
Port A, 18 GHz
Radiation Patterns - Port B
Port B, 1 GHz
Port B, 2 GHz
Port B, 3 GHz
Port B, 4 GHz
Port B, 5 GHz
Port B, 6 GHz
Port B, 8 GHz
Port B, 10 GHz
Port B, 12 GHz
Port B, 14 GHz
Port B, 16 GHz
Port B, 18 GHz
Packaging and Accessories
What's in a box
- QRH18 Antenna
- Antenna specific mount adapter with ¼ inch inner thread
- Factory calibration certificate
- Full calibration report of each antenna
- QR code accessing online portal
- Calibration test dataset (available online)
Accessories
- Standard mounting flange
-
Factory calibration report
Custom services
- Custom mounting solutions
- Custom calibration data
Manufacturer Information
RFspin s.r.o.
Na Beránce 57/2
160 00 Prague 6
Czech Republic
info@rfspin.com
+420 245 008 847
Other Similar Products
About RF SPIN
Product and Solutions
Sales and Distribution
Our Technology
[RF] Copyright © 2026 RF SPIN, s.r.o.
