ORBIT FR Open Boundary Wideband Quad Ridge Horns - Manual (Page 3)

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Measur
ement antennas
Electrical characteristics
Part number QH 400 QH 800 QH 2000
Type of antenna Open boundary Open boundary Open boundary
wideband wideband wideband
Quad ridge antenna Quad ridge antenna Quad ridge antenna
Frequency range 0.4 – 6.0 GHz 0.8 – 12 GHz 2 – 32 GHz
Average gain 5 – 15 dBi 5 – 15 dBi 5 – 17 dBi
Average VSWR < 1.9:1 < 1.9:1 < 2.5:1 [2-4 GHz]
< 1.9:1 [4-32 GHz]
Average return loss < -10 dB < -10 dB <-7 dB [2-4 GHz]
< -10 dB [4-32 GHz]
Polarization Dual linear Dual linear Dual linear
Cross-polar discrimination > 30 dB > 30 dB [0.8-10.2] GHz
> 30 dB
> 25 dB [10.8-12.0] GHz
Port-to-port isolation > 30 dB > 30 dB [0.8-10.8] GHz
> 30 dB
> 25 dB [10.8-12.0]GHz
Impedance 50 Ohms 50 Ohms 50 Ohms
QH 800 performance
❚ @ 6 GHz Normalized Elevation Patterns (E – H plane) - Lower Port
❚ @ 6 GHz Normalized Elevation Patterns (E – H plane) - Upper Port
Pattern E-plane lower port @ 6 GHz
Pattern E-plane PORT 2 @ 6 GHz
Pattern H-plane lower port @ 6 GHz
Pattern H-plane PORT 2 @ 6 GHz