Installation Manual

Interface of the LGA-5005
2-4 Chapter 2: Introduction 98-152675-A
Cobham Public
the antenna or separately. The cable must meet the requirements set out in the following
table.
The definition of the electrical signals carried on the cable interface between LGA-5005 and
the CSDU is specific to the Cobham AVIATOR-S system. LGA-5005 shall never be
interfaced to any avionics other than an AVIATOR-S CSDU [part number 405045-vvccc].
Characteristic Value
Interface impedance 50 Ohm.
Maximum allowed RF cable loss between CSDU and LGA-5005 18 dB at 1.6 GHz.
Maximum allowed cable DC resistance 0.6 Ohm.
Table 2-3: Coaxial cable characteristics