3Com GNS 430/430A Receiver, Update rate, Accuracy, Dynamics, Nav features, Interfaces, Map datums

GNS 430/430A

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,™ BFG SKY 497
	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)

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

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.

REV0303 M02-10022-01