- Jeppesen Database
Coverage: Americas or International
Airports: Identifier, city/state, country, facility name, lat/long, elevation, fuel service, control, approach information
VORs: Identifier, city/state, country, facility name, lat/long, frequency, co-located DME/TACAN, magnetic variation, weather broadcast
NDBs: Identifier, city/state, country, facility name, lat/long, frequency, weather broadcast
Intersections: Identifier, country, lat/long, nearest VOR
Frequencies: Approach, arrival, control area, departure, Class B, Class C, TMA, TRSA—with sector, altitude and text usage info; also, ASOS, ATIS, AWOS, center, clearance delivery, ground, pre-taxi, tower, unicom, localizer and ILS
Runways: Designation, length, width, surface, lighting, pilot-controlled lighting freq.
FSS: Identifier, reference VOR, freq. usage
ARTCC: Identifier, freq. usage
MSA: Minimum safe altitude along and in proximity to active flight plan
Approaches: Non-precision and precision approaches throughout the database coverage
SIDSs/STARs: Contains all pilot-nav SIDs and STARs
Airspaces: Class B and C with sectors, International CTA and TMA with sectors; all special-use airspace, including MOA’s, prohibited and restricted areas—with controlling agency and airport
- Safety features
Emergency Search: 9 nearest airports, VORs, NDBs, intersections, or user waypoints; 5 nearest FSS and ARTCC frequencies
Alarms:Arrival and CDI; timers; airspace alarms at 10 minutes, 2 nm and inside airspace
- User Customization
Waypoints: 1,000 user-defined
Flight Plans: 20 reversible; up to 31 waypoints each
- Certifications
GPS: TSO C129a, Class A1 (en route, terminal and approach)
VOR: TSO C40c
LOC: TSO C36e
GS: TSO C34e
VHF COM:TSO C37d, Class 4 and 6 (transmit) and TSO C38d, Class C and E (receive)
- GPS Performance
Receiver: PhaseTrac12,™ twelve parallel channel receiver, simultaneously tracks and uses up to 12 satellites
Acquisition Time: 12 seconds (warm), 45 seconds (cold)
Update Rate: Once per second, continuous
Accuracy:
- Position: 15 meters (49 feet) RMS*, 1-5 m differential corrections;
- Velocity: 0.1 knot RMS steady state
Dynamics:
- Velocity (max): 999 knots
- Acceleration (max): 6G
Navigation Features: Pilot-defined course selection and waypoint hold, closest point of approach, departure and arrival frequencies, approach navigation using published approach procedures stored on NavData card, terminal navigation using SIDs/STARs from NavData card
Planning Features: True airspeed, density altitude, winds aloft, RAIM availability, sunrise/sunset times, trip and fuel planning, vertical navigation (VNAV)
Interfaces: ARINC 429, Aviation RS-232, CDI/HSI, RMI (digital: clock/data); superflag out, altitude (serial: Icarus, Shadin-Rosetta, encoded Gillham/Greycode), fuel sensor, fuel/air data, BFG WX 500 StormScope,™ BFG SKY 497 SkyWatch™, Ryan 9900B TCAD and, GDL 69
Map Datums: 124, plus one user-defined
- VOR performance
Frequency range: 108.00 MHz to 117.95 MHz
VOR/LOC composite: 0.50 Vrms/0.35 Vrms
CDI output: ±150 mV full scale
Centering accuracy: ±2.0°
Flag sensitivity: –103.5 dBm
DME channeling: King serial, 2x5, BCD, Slip, Narco 890/891
Audio sensitivity: –103.5 dBm for 6 dB S/N with 1 kHz 30% mod.
Audio output: 100 mW minimum into 500 ohm load; external amplifier required
- GS performance
Frequency range: 329.15 MHz to 335.00 MHz
CDI output: ±150 mV full scale
Centering accuracy: 0 ddm ± .0091 ddm
- LOC performance
Frequency range: 108.10 MHz to 111.95 MHz
CDI output: ±150 mV full scale
Accuracy: < 4.5 mV
Flag sensitivity: –103.5 dBm
Audio sensitivity: –103.5 dBm for 6 dB S/N with 1 kHz 30% mod.
Audio output: 100 mW minimum into 500 ohm load; external amplifier required to drive cockpit speaker
- VHF COM performance
Frequency display: Upper left corner of active matrix LCD, 2-lines with active frequency above standby
Channels: 760 (25 kHz spacing); configuration for 3040 channels (8.33 kHz spacing) also provided
Frequency range: 118.000 MHz to 136.975 MHz
Transmit power: 16 watts minimum (GNS 430A); 10 watts minimum (GNS 430)
Modulation: 70% minimum
Receive sensitivity: 2.0 µV for 6 dB S/N with 1 kHz 30% mod.
Squelch sensitivity: 2.0 µV typical
Audio output: 100 mW minimum into a 500 ohm load; external amplifier required to drive cockpit speaker
- Physical Specifications
Unit size:
- Width = 6.25"
- Height = 2.65"
- Depth = 11.00" behind panel, with connectors
Unit weight: 6.6 pounds installed
Display: Color LCD
Power: 11–33 VDC
Data Storage: Separate internal battery protects stored data for up to five years
- Environmental
Temperature:
- Operating: -20°C to +55°C (operating range)
- Storage: -55°C to +85°C (short-term operation)
Humidity: 95% non-condensing
Altitude range: 1,500 ft to 50,000 ft
Specifications are subject to change without notice.
*Subject to accuracy degradation to 100m 2DRMS under the United States Department of Defense imposed Selective Availability Program.

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