1.8 Technical Specifications
The GDL 69/69A, GA 55, and GA55A antenna, and optional GRT 10/GRC 10 wireless remote system
are PMA approved and there is no applicable TSO. The GA 37 and GA 57 GPS/WAAS – XM antennas
are TSO authorized under TSO-C144, but the GA 57 is not recommended for new installations. It is the
responsibility of those desiring to install this equipment either on or within a specific type of class of
aircraft to determine that the aircraft installation standards are within the prescribed standards. The
following table presents general environmental specifications. For detailed specifications, see the
Environmental Qualification form in Appendix B.
GDL 69/69A Characteristics
Operating Temperature Range
Input Voltage Range
Software Compliance
Environmental Compliance
Table 1-3. GA 37, GA 55, GA 55A, and GA 57 Specifications
GA 37, GA 55, GA 55A Characteristics
Operating Temperature Range
Input Voltage Range
Software Compliance
Environmental Compliance
GRC 10 Remote Control Characteristics
Operating Temperature Range
Input Voltage Range
Software Compliance
Environmental Compliance
GRT 10 Transceiver Characteristics
Operating Temperature Range
Input Voltage Range
Software Compliance
Environmental Compliance
GDL 69/69A Installation Manual
190-00355-02
Table 1-2. GDL 69/69A Specifications
Table 1-4. GRC 10 Remote Control Specifications
Table 1-5. GRT 10 Transceiver Specifications
Specification
-45° C to +70° C
9.0 to 33.0 VDC
RTCA DO-178B Level D
RTCA DO-160D
Specification
-55° C to +85° C
Power provided by GDL 69/69A.
None
RTCA DO-160D
Specification
-20° C to +55° C
Power provided by 2 AA batteries
RTCA DO-178B Level D
RTCA DO-160E
Specification
-30° C to +70° C
9.0 to 33.0 VDC
RTCA DO-178B Level D
RTCA DO-160E
General Description
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Rev. F