QRH400L Quad Ridged Horn Antenna | 400 MHz – 6 GHz
with online calibration protocol and dataset
The QRH400L combines wideband performance with exceptional portability. Weighing just 2.4 kg, it delivers stable gain and polarization balance across the full 400 MHz – 6 GHz range. Each antenna is individually calibrated in our anechoic chamber, with electronic calibration files available online. Built-in dual-axis spirit levels enable fast and precise alignment in any test setup.
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Product Highlights
Key Features
- Suitable for EMC/EMI
- Premium broadband antenna
- Precision-tuned for optimal performance
- Designed for versatile applications
Performance & Versatility
- Circular polarization (optional)
- QR code to access Antenna Portal
- Wide bandwidth and low return loss
- High isolation values
- Multiple mounting options
Manufacturing & Technologies
- AU Technology
- SPM Technology
- In-house production
- High-grade aluminum alloy
Product Parameters
Product identification
- Product Name QRH400L
- Product Category Quad Ridged Horn Antenna
Electrical specifications
- Frequency Range 400 MHz – 6 GHz
- VSWR (max.) 2.3
- VSWR (avg.) 1.5
- Impedance 50 Ohm
- Power (CW / Peak) 500 W / 700 W
- Antenna Factor 17 – 33 dB/m
- Port Isolation -32 dB
- Polarization Dual Linear, Circular (with hybrid)
Operating conditions
- Rated Temperature Range 0°C – +50°C
- Storage Temperature Range -20°C – +70°C
Physical specifications
- Width 335 mm (13.189 in)
- Height 433 mm (17.047 in)
- Depth 335 mm (13.189 in)
- Weight 2.4 kg (5.291 lb)
3D View
Interactive WebGL model · drag to rotate · scroll to zoom · red bar shows scale
Mechanical Drawings
Antenna
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, 0.4 GHz
Port A, 0.6 GHz
Port A, 1 GHz
Port A, 1.4 GHz
Port A, 1.8 GHz
Port A, 2.4 GHz
Port A, 3 GHz
Port A, 3.6 GHz
Port A, 4.2 GHz
Port A, 4.8 GHz
Port A, 5.4 GHz
Port A, 6 GHz
Radiation Patterns - Port B
Port B, 0.4 GHz
Port B, 0.6 GHz
Port B, 1 GHz
Port B, 1.4 GHz
Port B, 1.8 GHz
Port B, 2.4 GHz
Port B, 3 GHz
Port B, 3.6 GHz
Port B, 4.2 GHz
Port B, 4.8 GHz
Port B, 5.4 GHz
Port B, 6 GHz
Packaging and Accessories
Accessories
- Standard mounting flange
Manufacturer Information
RFspin s.r.o.
Na Beránce 57/2
160 00 Prague 6
Czech Republic
info@rfspin.com
+420 245 008 847
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