ODU MOUNTING
5-39
Installation
NWD-107460-02E
5.1.4
With Ortho-Mode Transducer
This section explains the antenna direct mounting type ODU installation with Ortho-
Mode Transducer (OMT).
There are two types of O-rings for antenna mounting to the OMT depending on the
frequency band.
Caution: Do not apply silicon grease to O-ring.
Note
O-ring size is different with frequency band as follows:
Position of Large size
O-ring
For Antenna Direct Mounting
RFS Antenna
Position of Large size
O-ring
For Antenna Direct Mounting
ANDREW Antenna
32m
m
35m
m
Large size O-ring for Antenna Direct Mounting
26-38 GHz Band
13-23 GHz Band
4 mm
4 mm
40m
m
10-11 GHz Band
4 mm
13-23 GHz Band
38 GHz Band
15
.6m
m
Small size O-ring for Waveguide connection
10.8m
m
1.
8 mm
1.
8 mm
Submission Prohibited
NEC Internal Use Only