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1.4.4
Performance Specifications
Characteristics
Altitude Accuracy
Altitude Range
Altitude Alert Outputs Range
Altitude Output Time Constant
Transmitter Output
Horizontal Velocity
Vertical Velocity
Pitch Angle
Roll Angle
1.4.5
Power Requirements
Characteristics
Supply Voltage
Power Consumption
1.5 Certification
The conditions and tests required for TSO approval of this article are minimum performance standards. It
is the responsibility of those installing this article either on or within a specific type or class of aircraft to
determine that the aircraft installation conditions are within the TSO standards. TSO articles must have
separate approval for installation in an aircraft. The article may be installed only if performed under 14
CFR part 43 or the applicable airworthiness requirements.
The Appliance Project Identifier (API) for the GRA 5500 is GMN-00946. Documents submitted to the
FAA and other regulatory agencies on behalf of this project will be filed under and referred to by this
number.
190-01277-00
Rev. A
Table 1-3 Performance Specifications
Table 1-4 Power Requirements
14/28 VDC. See the Environmental Qualification Form for details
on surge ratings and minimum/maximum operating voltages.
13.75 W maximum (0.5 A at 27.5 VDC, 1.0 A at 13.75 VDC)
Specifications
± 1.5 ft (3 - 100 ft AGL)
± 2 % (> 100 - 2500 ft AGL)
-20 - 2550 ft AGL
0 - 2500 ft AGL
0.1 second maximum
Frequency: 4.25 - 4.35 GHz "Gated" FMCW
Power: 1.0 W nominal
0 - 200 knots maximum
20 ft/sec maximum (up to 100 ft AGL)
25 ft/sec maximum (above 100 ft AGL)
± 20° maximum
± 20° maximum (with published altitude accuracy
limits)
± 20° to ± 30° (with ± 20 % altitude accuracy limits
throughout entire altitude range)
Specifications
GRA 5500 Installation Manual
Page 1-3
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