38 GPSMAP 62/62s Owner’s Manual
Appendix
EN
Radio frequency/
protocol
2�4 GHz/ANT+ wireless
communications protocol
GPS accuracy • < 33 ft� (10 m) 95%
typical use
• GPS is subject to
accuracy degradation
to 100 m 2DRMS
under the U�S� DoD
imposed Selective
Availability (SA)
Program when
activated�
DGPS From 10 to 16 ft� (from
3 to 5 m) 95% typical
(WAAS accuracy in North
America)
Altimeter Accuracy: ± 10 ft�
(± 3 m)*
Resolution: 1 ft� (�3 m)
Range: from -2,000 ft� to
30,000 ft�
(from -610 to 9144 m)
*Subject to proper user
calibration�
Compass Accuracy: ± 2 degrees
(± 5 degrees in extreme
Northern and Southern
latitudes)*
Resolution: 1 degree�
*Subject to proper user
calibration�
Maximizing Battery Life
Using the Battery Save Option
Use the battery save option to save
battery power and prolong battery life.
From the main menu, select Setup
> Display > Battery Save > On.
190-01215-25_0A.indd 38 2011/3/22 下午 03:12:44