ORBIT FR Closed Wideband Quad Ridge Horns - Manual (Page 2)

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Electrical characteristics
Part number QR 2000 QR 18000
Type of antenna Closed wideband Closed wideband
quad ridge horn quad ridge horn
Frequency range 2 – 18 GHz 18 – 40 GHz
Average gain 7 – 21 dBi 14 – 18 dBi
Average VSWR < 1.9:1 < 1.9:1
Return loss < -10 dB < -10 dB
Polarization Dual linear Dual linear
Cross polar
Discrimination
> 25 dB (typical) > 30 dB (typical)
Port-to-port isolation > 30 dB (typical) > 35 dB (typical)
Impedance 50 Ohms 50 Ohms
Mechanical characteristics
Part number QR 2000 QR 18000
Dimensions 257.4 x 125 x 125 134.7 x 48 x 48
H x W x L [mm]
Weight (approx) 1.3 Kg 0.2 Kg
Connector PC 3.5 (1) Female K (2) Female
Material Aluminum Aluminum
Treatment Alodine 1200 (3) Alodine 1200 (3)
Color Blue Blue
Interface Ø 60 mm 60 mm
(1) Huber+Suhner type 23 PC35-50-0-51/199UE
(2) SWMI type 1012-16SF
(3) Equivalent to MIL-C 5541E class 3
Mechanical drawing & interface
“L”
“W”= “H”
QR2000 Boresight gain versus frequency
QR2000 E plane cut at 10 GHz
QR2000 H plane cut at 10 GHz
M4
ø 3 H7
ш 35.4
ш 60
ш 50