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WATCH 
COLLECTION

NG770B / NG771B

INSTRUCTION 

MANUAL

Summary of Contents for NG770B

Page 1: ...WATCH COLLECTION NG770B NG771B INSTRUCTION MANUAL...

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Page 3: ...ration Setting procedure Day Hour and 24 hour Minute Second 1 Setting the Day Pull the crown out to the position 3 to stop the second hand at 0 12 o clock Turn the hour minute hands clockwise to set t...

Page 4: ...synchronize the watch by pushing the crown to the normal position to start the second hand going Note Make sure you have correctly set a m p m before setting the time When the day changes over it is a...

Page 5: ...is scale cannot place a decimal point therefore the calculation of this watch should be used as a guide only 1 Time Required Example Obtain the time required for the flight of an aircraft at 180 knots...

Page 6: ...s hour when the flight time is 30 minutes and the fuel consumption is 130 gallons Operation Align 13 on the outer scale with 30 on the inner scale Then the SPEED INDEX on the inner scale corresponds t...

Page 7: ...scent time Example Obtain the difference in altitude when an aircraft continues descending for 20 minutes at a rate of 430 feet a minute Operation Align 43 on the outer scale with 10 on the inner scal...

Page 8: ...the inner scale corresponds to 30 on the outer scale Thus the rate of climb is 300 feet a minute 9 Time of Climb or Descent The time required for climb can be obtained from the altitude to be reached...

Page 9: ...ained 12 Division Example 900 47 Operation Align 90 on the outer scale with 47 on the inner scale Then 10 on the inner scale corresponds to 19 1 on the outer scale Take into account the position of th...

Page 10: ...Euro The exchange rate is 1 4 CHF to 1 Euro thereby 14 CHF converts to 10 Euro Operation Align 14 on the outer scale with 10 on the inner scale Then 35 on the outer scale corresponds to 25 on the inne...

Page 11: ...battery type Titanium lithium ion Secondary battery size 9 5 mm x 2 1 mm Working time Approx 6 months after fully charged Charging time Approx 3 hours under 100 KLX sunlight Approx 120 hours under 1 0...

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Page 14: ...2008 National Geographic Society NATIONAL GEOGRAPHIC and Yellow Border Design are trademarks of the National Geographic Society All rights reserved...

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