Electrical characteristics, Mechanical characteristics – ORBIT FR Monopoles User Manual
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Electrical characteristics
Part number
SM
Type of antenna
Monopole
Available frequencies
76 MHz – 18 GHz
Gain variation over azimuth
<± 0.1 dB
VSWR
(1)
1.92:1 (RL < -10dB)
Return loss
(1)
< -20 dB
Impedance
50
Ohms
Effi ciency
(1)
92 % (Typ)
Frequency BW (Ret. Loss <15 dB)
10 % (Typ)
(1) at the labeled center frequency
SM Typical elevation and azimuth radiation pattern
Mechanical characteristics
Part
number
Frequency A B C D Connector
Recommended
range
± 0.05 mm ± 0.05 mm ± 0.1 mm
± 0.02 mm type
ground plane
SM 80
76 – 83 MHz
50
855
40
100
N Female
(1)
GP 400
(3)
SM 85
82 – 90 MHz
50
804
40
100
N Female
(1)
GP 400
(3)
SM 90
87 – 98 MHz
50
760
40
100
N Female
(1)
GP 400
(3)
SM 100
97 – 108 MHz
50
684
40
100
N Female
(1)
GP 400
(3)
SM 180
170 – 198 MHz
30
380
40
100
N Female
(1)
GP 400
(3)
SM 210
198 – 230 MHz
30
325
40
100
N Female
(1)
GP 400
(3)
SM 315
295 – 340 MHz
30
217
40
100
N Female
(1)
GP 400
(3)
SM 433
408 – 463 MHz
20
157
40
100
N Female
(1)
GP 100
(4)
SM 470
440 – 500 MHz
20
145
40
100
N Female
(1)
GP 100
(4)
SM 540
500 – 582 MHz
20
126
40
100
N Female
(1)
GP 100
(4)
SM 630
582 – 680 MHz
20
108
40
100
N Female
(1)
GP 100
(4)
SM 740
680 – 800 MHz
20
92
40
100
N Female
(1)
GP 100
(4)
SM 850
800 – 900 MHz
20
80
40
100
N Female
(1)
GP 100
(4)
SM 920
850 – 1000 MHz
20
74
40
100
N Female
(1)
GP 100
(4)
SM 1220
1150 – 1300 MHz
20
56
40
100
N Female
(1)
GP 100
(4)
SM 1500
1400 – 1600 MHz
8
45
40
100
N Female
(1)
GP 100
(4)
SM 1800
1700 – 1900 MHz
8
38
40
100
N Female
(1)
GP 100
(4)
SM 2000
1850 – 2150 MHz
8
34
40
100
N Female
(1)
GP 100
(4)
SM 2300
2100 – 2500 MHz
8
29
40
100
N Female
(1)
GP 100
(4)
SM 3000
3000 – 9000 MHz
12
20
30
100
PC 3.5 Female
(2)
GP 40
(5)
SM 5800
5700 – 5900 MHz
6
10
40
100
N Female
(1)
GP 40
(5)
SM 6000
6000 – 18000 MHz
6
10
30
100
PC 3.5 Female
(2)
GP 40
(5)
(1) SPINNER ref # BN058739 and BN133670
(3) 4 m diameter
(5) 0.4 m diameter
(2) Huber+Suhner type 23 PC35-50-0-51/199UE
(4) 1 m diameter
“A” = Antenna diameter
“C” = Connector length
“B” = Antenna height
“D” = Interface diameter