Diagonal Horns
Typical 3D radiation pattern
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Measurement Probes
SOLUTION FOR
• Illumination of anechoic chambers
• Wideband probe for far-field test ranges
• Quasi-monostatic radar cross section (RCS)
measurements
Main features
Technical Performance
• Equalized beamwidths in the principal planes
• Extremely low side-lobes
• High cross-polar discrimination
• 2.5:1 bandwidth or more
Design
• Smooth radiation pattern over the operational bandwidth
• Lightweight for easy handling
Surface treatment
• Alodine 1200 according to MIL-C 5541E class 3
• Blue paint
Repeatability
• Stiff and robust mechanical design
• Standard circular interface for precision centering
• Precision pin for accurate polarization alignment
• Precision machined product
• High reliability coaxial connector
Delivered documents
• Typical performance data (TYMEDATM)
• Measured return loss data
Product configuration
Equipment
■ Mounting flange
■ Integrated coaxial transition with high precision
connector
Services
Calibration and maintenance
Customization
Included Optional
The low sidelobe level of the diagonal horn results in extremely low specular reflections from chamber
Diagonal Horn
walls, thus providing substantially improved quiet zone performance and greater measurement accuracy.
Electrical characteristics
PART NUMBER DH 1000 DH 3000 DH 6500 DH 6500-MG DH 18000
Type of antenna Diagonal Horn Diagonal Horn Diagonal Horn Medium Gain Diagonal Horn
Frequency range [GHz] 1 – 3 3 – 6.5 6.5 – 18 6.5 – 18 18 - 40
Average Gain 15 – 22 14 – 21 21 – 26 18 - 25 17 - 22
Average Sidelobe Level < -20 dB < -20 dB < -20 dB < -20 dB < -20 dB
VSWR < 1.9 < 1.9 < 1.9 < 1.9 < 1.9
Return loss < -10 dB < -10 dB < -10 dB < -10 dB < -10 dB
Isolation between adjacent horns (*) < - 60 dB < - 60 dB < - 60 dB < - 60 dB < - 60 dB
Polarization Single Linear Single Linear Single Linear Single Linear Single Linear
Impedance 50 Ohms 50 Ohms 50 Ohms 50 Ohms 50 Ohms
(*) Relative to two co-polarized adjacent horns, separated by 20 mm spacing between aperture corners, aligned along the H-plane
Boresight Realized Gain
DH 3000
DH 1000
DH 6500
2
DH 6500-MG
DH 18000
Mechanical characteristics
PART NUMBER DH 1000 DH 3000 DH 6500 DH 6500-MG DH 18000
Dimensions H x W x L [mm] 581 x 581 x 1569 179 x 179 x 593 197 x 197 x 630 128 x 128 x 426 60 x 60 x 137
Weight (approx) [kg] 27 2.2 2 1.2 0.15
Connector N-type female
(1)
PC 3.5 Female
Material Aluminium Aluminium Aluminium Aluminium Aluminium
Treatment Alodine 1200
(4)
Alodine 1200
Colour Blue Blue Blue Blue Blue
Interface Hexagonal Circular Circular Circular Circular
(1) SPINNER ref. # BN058739 and BN133670
(2) Huber+Suhner type 23 PC35-50-0-51/199UE
(3) Southwest 1012-16SF
(4) Equivalent to MIL-C 5541E class 3
450 mm
n
110 mm
(2)
PC 3.5 Female
(4)
Alodine 1200
n
110 mm
(2)
PC 3.5 Female
(4)
Alodine 1200
n
110 mm
(2)
K Female
(4)
Alodine 1200
n
110 mm
(3)
(4)
Dimensional drawing of Diagonal Horn
DH 1000 Mechanical drawing & Interface
756,5
CoG
756,5
1569
INTERFACE
20
580,8
L
H = W
Blind hole for guiding pin
n
10 mm
5H7
(8 steps every 45° on
Through Hole
(8x eq. on
n
460
420
n
n
420)
n
6.2
n
460)
450
22,5°
45°
3
DH 3000, DH 6500, DH 6500-MG Mechanical drawing & interface
DH 3000 DH 6500
592,8
285,65
CoG
DH 6500-MG
426,23
224,56
CoG
DH 18000 Mechanical drawing & Interface
128
178,7
360,57
67.2
M5
CoG
628,24
67.2
197
n
4 H7
n
65
n
110
41,13
CoG
137,3
n
50
40
M4
n
35.4
Contact your local sales representative
for more information
www.microwavevision.com
sales@microwavevision.com
n
3 H7
n
60
© MVG 2014 - Graphic design: www.ateliermaupoux.com, pictures: all rights reserved.
Product specifications and descriptions in this document are subject to change without notice. Actual products may differ in appearance from images shown.
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