Garmin Home  
Aviation
GPS 400
Specifications 



Accessories 

Manuals (non-WAAS)

Manuals (WAAS)

Aviation Seminars 

FAQs 



GPS 400
 

 Specifications 

 Plotter/Moving Map Features 

Download PDF Specs
*Requires Adobe Reader 5.0+

Basemap: Worldwide Land; includes state/country boundaries, lakes, rivers, railroads, cities, coastlines; U.S., state, and interstate highways, and local thoroughfares

Plotting Scales: 1/10 to 3000 nm with push-button zoom control

 Jeppesen® Database   

Coverage: Americas, International or Worldwide

Airports: Identifier, city/state, country, facility name, lat/lon, elevation, fuel service, control, approach information

VORs: Identifier, city/state, country, facility name, lat/lon, frequency, co-located DME/TACAN, magnetic variation, weather broadcast indication

NDBs: Identifier, city/state, country, facility name, lat/lon, frequency, weather broadcast indication

Intersections: Identifier, country, lat/lon, nearest VOR

Frequencies: Approach, arrival, control area, departure, Class B, Class C, TMA, TRSA (with sector, altitude, and text usage info), ASOS, ATIS, AWOS, center, clearance delivery, tower, ground, unicom, pre-taxi, localizer, and ILS

Runways: Designation, length, width, surface, lighting, pilot-controlled lighting frequency

FSS: Identifier, reference VOR, frequency, usage

ARTCC: Identifier, frequency, usage

MSA: Minimum safe altitude along and in proximity to active flight plan

Approaches: Non-precision and precision approaches throughout the database coverage

DPs/STARs: Contains all pilot/nav DPs/STARs

Airspaces: Class B & C with sectors; International CTA & TMA with sectors; all SUAs, including MOAs; 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; timers; airspace alarms at 10 minutes, 2nm, and inside SUA

 User Customization  

Waypoints: 1,000 User Defined

Flight Plans: 20 reversible routes of up to 31 waypoints each

 Certification  

GPS: TSO C129a, Class A1 (en route, terminal, and approach)

Oceanic Approval: Fault Detection and Exclusion (FDE)

 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*
  • Velocity: 0.1 knot RMS steady state
Dynamics:
  • Velocity(max): 999 knots
  • Acceleration (max): 6g's

Nav 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 DPs/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™ and Ryan 9900B TCAD

Map Datums: 124 and 1 user-defined

Frequency Display: Upper left corner of active matrix LCD, 2-lines with active frequency above standby

 Physical  

Unit Size: Width = 6.25"; Height = 2.65"; Depth = 11.00" behind panel, with connectors

Unit Weight: 4.9 pounds installed (400); 5.8 pounds installed (420)

Display: Color LCD

Power: 11-33 VDC; 28 VDC (420 "A")

Data Storage: Separate internal battery protects stored data for up to five years

 Enviromental   

Temperature: -20°C to +55°C (operating range); -20°C to +70°C (short-term operation)

Humidity: 95% non-condensing

Altitude Range: -1,500 ft to 50,000 ft

Specifications are subject to change without notice.

Jeppesen is a trademark of Jeppesen, Inc

compare

Top
TOP
Copyright 1996- Garmin Ltd. or its subsidiaries
Privacy Statement/Terms of Use