PHYSICAL
Case:
Waterproof, dry nitrogen-filled
Size:
6.15”H x 2”W x 1.23”D
(15.6 x 5.1 x 1.23 cm)
Weight:
10 ounces (284g) w/ batteries
Temperature Range:
5º to 158ºF (-15º to 70ºC)
PERFORMANCE
Receiver:
Differential-ready MultiTrac8
TM
Acquisition Time:
Approx. 20 seconds (warm)
Approx. 2 minutes (cold)
Approx. 7.5 minutes (AutoLocate
TM
)
Update Rate:
1/second, continuous
Position Accuracy:
5-10 meters (16-33 ft.) with DGPS corrections*
15 meters (49 ft.) RMS**
Velocity Accuracy:
0.1 knot RMS steady state
Dynamics:
Performs to specification to 3g’s
POWER
Input:
4 AA batteries or 5-40vDC
Usage:
.75 watts
Battery Life:
10 hours (normal mode)
(w/ alk. batt.)
Up to 20 hours (battery saver mode)
Specifications subject to change without notice.
* With optional GARMIN GBR 21 Beacon Receiver Input.
** Subject to accuracy degradation to 100m 2DRMS under the US DOD-imposed Selective Availability Program.
54
Appendix E
Maintenance
&
Specifications
The GPS 45 is constructed of high quality materials
and should not require user maintenance. Should your
unit ever need repair, please take it to an authorized
GARMIN service center. The GPS 45 has no user-service-
able parts. Never attempt any repairs yourself.
To protect your GPS, keep it in its carrying case when
not in use, and never allow gasoline or other solvents to
come into contact with the case. Clean the case and lens
with a soft cloth and a household window cleaner.
45 manual Rev. B 8/4/98 11:11 AM Page 54