Garmin GPS 3 Plus Specification

GARMIN’ s new GPS III Plus of fers cartographic capabilities for­merly found only in high-end automotive navigation and marine
chartplotting units. Simply plug it into a PC and download data
from GARMIN’s line of MapSourceTMCD ROM’s and you’ll enjoy
detailed maps.

Whether you’re cruising the streets or pounding the waves,
GARMIN has the maps you need. Choose the “U.S. Road &
Recreation” CD for city street level detail and features such as lake
and river shore lines, boat ramp and marina locations. Other CD’s
give you worldwide coverage of coastlines, including an extensive
database of cities, navaids and inland roads.

Even without additional cartography, the basemap in the GPS
III Plus will get you where you’re going. More than 10,000 new
towns have been added to the basemap. Y ou also get airport loca­tions, secondary roads in metro areas and even detailed exit infor­mation for the federal interstate highway system, including avail­able lodging, food and service stations.

Accepts MapSourceTMCD ROMs for enhanced mapping detail.
Powerful PhaseTrac12,TMtwelve parallel channel receiver, tracks

and uses up to twelve satellites for fast, accurate positioning.
Versatile screen switches from horizontal to vertical orientation

(and back again) with the press of a button.
Adaptable navigation page with either compass or highway steer-

ing guidance, and user-selectable data fields.
Patented TracBackTMfeature lets you quickly navigate your track

log back home without manually storing waypoints.
Trip odometer, average and maximum speed, and auto start/stop

trip timer.
Rugged construction with locking rubber battery cover.

Street Level Mapping in a Compact Handheld

Moving Map Features

Basemap: Built-in Americas to 20 mi; includes

lakes, rivers, cities, railroads,
coastlines, interstates, national
and state highways with exit info

CD ROM: Uploadable, detailed map data

available from MapSource CDs

Map Scale: Screen-width scale:

500 feet to 3,000 miles

Navigation Features
Waypoints:

Total: 500 each with name, symbol and

map display option

Nearest: 9 (automatic) continuously updated

Routes:

20 reversible routes with
up to 30 waypoints each,
plus MOB and TracBack

TM

Track Log:

Approximately 1900 active log
points plus 10 saved logs

Map Datums:

Over 100

Coordinates:

Lat/Lon plus 10 grids, including
UTM/UPS, Maidenhead and a user-UTMgrid

Performance

Receiver: Differential-ready, 12 parallel

channel receiver continuously
tracks and uses up to 12 satellites

Acquisition Times

Warm: Approximately 15 seconds
Cold: Approximately 45 seconds
AutoLocate

TM

: Approximately 5 minutes

EZinit

TM

: Easy initialization, 45 seconds

Update Rate:

1-second, continuous

Accuracy

Position: 15 meters (49 feet) RMS*

1-5 meters (3-15 feet) RMS
with GARMIN GBR 21 DGPS receiver
(optional)

Velocity: 0.1 knot RMS steady state

Dynamics:

6g’s

Interfaces:

NMEA 0183 and RS-232 DGPS correction

Antenna:

Detachable with standard
BNC-type connector

Physical

Size: 2.32"H x 5"L x 1.62"W

(5.9 x 12.7 x 4.1 cm)
Weight: 9 ounces (255g) with batteries
Display: 2.2"W x 1.5"H (5.6 x 3.8 cm) high-

contrast electroluminescent backlit

FTN display (100x160 pixels);

switchable orientation
Memory: Internal lithium battery backup

lasts up to 10 years

Power

Source: 4 AA batteries or 10-32vDC
Usage: 0.75 watts
Battery Life: 36 hours

Accessories

Standard: Wrist Strap

User’s Manual
PCI Interface Cable
Velcro Mount
Quick Reference Card

Optional: MapSource CDs

Automotive Dash Bracket
Bicycle Handlebar Bracket
Cigarette Lighter Adapter
PC-Kit (with Data Cable)
Power/Data Cable
Carrying Case
Remote Antenna (GA26)
GBR21 Differential Beacon Receiver
for DGPS Corrections

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.

©

1998 GARMIN Corporation

GARMIN worldwide:

GARMIN (Europe) Ltd.
Unit 5, The Quadrangle
Abbey Park Industrial Estate
Romsey, SO51 9AQ, UK

44.1794.519944 FAX [phone]
GARMIN (Asia) Corporation

No. 68, Jangshu 2nd Rd.
Shijr, Taipei County, Taiwan
886/2.2642.9199 FAX [phone]

GARMIN’s GPS III Plus–

the CD compatible portable map.

GARMIN International
1200 East 151st Street
Olathe, Kansas 66062, U.S.A.

913.397.8200 FAX [phone]

www.garmin.com

M01-10083-00 REV0299