Apollo GX50 GPS - Physical Specifications; Environmental Qualifications; GPS Receiver Performance

Specifications
Apollo GX50/60/65 Installation Manual
31
ENVIRONMENTAL
The Apollo GX50 and GX60/65 units are designed and tested to meet appropriate categories
of RTCA/DO-160C. The Environmental Qualification Form is included in Appendix C.
Operating temperature ..............................-20°C to +55°C
Storage temperature..................................-55°C to +85°C
Temperature variation...............................2°C per minute
Humidity...................................................95% at 50°C for 6 hours (2 day cycle)
Maximum altitude.....................................55,000 feet
Cooling .....................................................Not required
GPS RECEIVER PERFORMANCE
Number of channels..................................8
Frequency..................................................1575.42 MHz L1, C/A code
Sensitivity (acquisition)............................-135 dBm
Sensitivity (drop lock) ..............................-142 dBm
Dynamic range..........................................> 20 dB
Figure 16 Unit Dimensions