KRA 405B
Bendix/King - Radio Alti
Part Number :
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Features
- 2000 fee. display
- 28V, TSO'd
- Internal 2500 ft. capability for use with ground proximity systems
- Used with KNI-415 or KNI-416 indicators
- Used with two KA-54 or KA-54A antennas
- Provides analog and ARINC 429 outputs for increased interface capability including GPWS, TCAS, autopilot.
- Option available with ARINC 552 auxiliary output (-0202 version)
- Option available that can accept DH input from EFIS or KNI-415 or KNI-416 indicator to generate audio signal (-0202 version)
- Version available that provides enhanced accuracy ( -2 feet) below 100 ft. using digital 429 buss labels 164/465 (-2001 version)
- Version available with capacitor (C3) on the RF board changed to dampen frequency response of the high altitude intermediate (IF) receiver filter to low frequencies; RF absorber attenuates stray RF to prevent false low altitudes caused by vibration; 2 thermal conductors change harmonic resonance of the logic and power supply board (-4001 version)
- Version available to have lower receiver sensitivity than -4001; adds extra margin against possibility of a false low altitude indication when flying above the normal lock range of the rad alt; intended for Dassault FX7 installations with multi-path, low-level reflections or interference that compromises antenna isolation (-5001 version)
Specifications
| DIMENSIONS |
3.00"W x 3.50"H x 11."L |
|
WEIGHT |
3.06 lbs (unit); 5.36 lbs (system) |
|
ALTITUDE |
55 000 FEET |
|
TEMPERATURE |
-55 to 70°C |
| POWER SOURCE |
27.5 V about 20% at 850 mA (nominal); 18V at 1.2 Amps (max) |
|
ACCURACY |
about 3% from 0 to 500 feet about 5% from 500 to 2500 feet |
|
OUTPUT |
160 mW nominal, FMCW |
|
FREQUENCY |
4,3GHz more or less 15 MHz |
|
MODULATION FREQUENCY |
100 Hz nominal |
|
TSO COMPLIANCE |
C87/ETSO-2C87 |