GNS 430 specifications
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 meters with differential corrections;
velocity—0.1 knot RMS steady state
Dynamics:
Velocity (max)—999 knots;
Acceleration (max)—6 g
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
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,
SkyWatch
™
, Ryan 9900B TCAD and GDL 49
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)
REV0303
™
BFG SKY 497
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:
–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
Components
Standard package: GNS 430 and NavData card
GPS antenna
Installation rack and connectors
Pilot's guide
Quick reference guide
Database subscription packet
Options:
User data card
GNS 430/430A
Map page
Default NAV page
NAVCOM page
©2003 Garmin Ltd. or its subsidiaries
Garmin International. Inc.
1200 East 151st Street
Olathe, Kansas 66062, U.S.A.
913/397.8200 fax 913/397.8282
Garmin (Europe) Ltd.
Unit 5, The Quadrangle,
Abbey Park Industrial Estate,
Romsey, SO51 9DL, U.K.
44/1794.519944 fax 44/1794.519222
Garmin Corporation
No. 68, Jangshu 2nd Rd.
Shijr, Taipei County, Taiwan
886/2.2642.9199 fax 886/2.2642.9099
www.garmin.com
Specifications are subject to change without notice.
M02-10022-01
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