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The GPSCOM 170 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
GPSCOM 170 has no user-serviceable parts. Never attempt any
repairs yourself. To protect your GPSCOM 170, keep it in its carry-
ing 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.
PHYSICAL
Size: 7.1”H x 2.3”W x 1.4”D (18 x 5.8 x 3.6 cm)
Weight: Approx 1.4 lbs. (.63Kg)
Temperature Range: 5º to 158ºF (-15º to 70ºC)
PERFORMANCE
GPS: Receiver: PhaseTrac12
Acquisition Time: Approx. 15 seconds (warm start)
Approx. 45 seconds (cold start)
Approx. 5 minutes (AutoLocate)
Update Rate: 1/second, continuous
Position Accuracy: 1-5 meters (16-33 ft.) with DGPS corrections*
15 meters (49 ft.) RMS**
Velocity Accuracy: 0.1 knot RMS steady state, 99 knots max
Dynamics: Performs to specification to 6g’s
Transceiver:
Frequency Bands: All U.S., Canadian, and International marine chan-
nels, plus 10 weather frequencies
Selectivity: Adjacent channel selectivity, 65dB
Spurious Image Response, 65dB
Sensitivity (FM): > 12 dB SINAD at .3 microvolt
(WX): > 12 dB SINAD at .3 microvolt
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.
Specifications
APPENDIX D
72
170 manual pages rev D 9/21/98 9:23 AM Page 72