Codan Radio Radio Repeater Systems Training Guide User Manual
Page 65
RADIO REPEATER SYSTEM | TRAINING GUIDE
Appendix F: Examples of Antenna Data Page 57
Figure F-2: 400 and 800 MHz Corner Refl ector Characteristics
+10°
0
-10°
dB RE
l /2 DIPOLE
-10
-5
0
5
10
-10
-5
0
5
10
2
1
1. Vertical Radiation Pattern for Horizontal Polarization
2. Horizontal Radiation Pattern for Horizontal Polarization
Mechanical Specifications
Height:
Weight:
Rated Wind Velocity:
Rated Wind Velocity:
(with 0.5 in radial ice)
km/h (mph)
kg (lbs.)
mm (in.)
762 (30)
km/h (mph)
Horizontal Thrust at rated
wind velocity and ice load:
Width:
Depth:
mm (in.)
mm (in.)
kg (lbs.)
1219 (48)
610 (24)
1270 (50)
1219 (48)
N / A
457 (18)
10.5 (23)
17.2 (38)
10.5 (23)
201 (125)
161 (100)
137 (85)
74.8 (165)
150 (330)
76.8 (169)
Electrical Specifications
Frequency Range:
Nominal Gain:
Bandwidth, 1.5:1 VSWR:
Horizontal Beamwidth:
(half power points)
Power Rating:
Polarization:
Lightning Protection:
Termination:
406 - 470 or 450 - 512
800 - 900
9.5
12
406 - 470 or 450 - 512
100
60
40
52
100
Vertical or Horizontal
DC Ground
Type "N" Male
MHz
dBd
MHz
Deg.
Watts
Vertical Beamwidth:
(half power points)
Deg.
Front to Back Ratio:
dB
Pattern:
Directional
10
45
34
30
20
25
30
Radiation Patterns For Vertical Polarization.
Characteristics of 400 and 800 MHz Corner Reflectors.