Specifications

No.
1505982
HUGHES PROPRIETARY
Rev.
C
Sheet 19 of 28
Form E75a Hughes Network Systems, LLC
7. MECHANICAL REQUIREMENTS
7.1 OVERVIEW
The LNA shall be designed to support the operational, configuration, and performance requirements as defined in Table 7-1.
Table 7-1 Physical Requirements
R7-01.
The physical construction of the LNA shall support the requirements in their entirety as outlined in this
document.
R7-02.
The physical partitioning of functional blocks shall be determined by considering:
1. Performance requirements
2. Ease of Installation and Maintainability
3. Environmental requirements
7.2 MECHANICAL REQUIREMENTS
The LNA shall have the following mechanical requirements as defined in Table 7-2 and the outline
drawing as shown in
Figure 7-1.
Table 7-2 Mechanical Requirements
R7-03.
Size:
Less than
4.6” x 3.2” x 1.6” .
R7-04.
Weight:
Less than
2.0 lb. Less weight is preferred.
R7-05.
Paint color: White spray paint coat except on connectors and waveguides.
R7-06.
Mounting:
The
LNA shall be capable of mounting behind the tracking antenna
at the feed port and/or close to the
feed.
R7-07.
Deleted.
R7-08.
Deleted.
R7-09.
The Field Replaceable Unit (FRU) concept shall be employed in the functional partitioning and physical
construction of the
LNA.
R7-010.
All ports requiring controlled impedance terminations to maintain performance shall be provided with
such terminations.
R7-011.
All external interface connectors shall provide adequate clearance for tightening / removal tools.