• 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

• 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

• Waypoints: 1,000 user-defined
• Flight Plans: 20 reversible; up to 31 waypoints each

• GPS: TSO C129a, Class A1 (en route, terminal and approach)
• VOR: TSO C40c
• LOC: TSO C36e
• GS: TSO C34e
• VHF COMM: TSO C37d, Class 4 and 6 (transmit) and TSO C38d, Class C and E (receive)

• 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

• 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

• Frequency range: 329.15 MHz to 335.00 MHz
• CDI output: ±150 mV full scale
• Centering accuracy: 0 ddm ± .0091 ddm

• 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

• 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

• 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

• 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