The Manual on MSN11 个月
Ditch the GPS: How to navigate using a map and compass
GPS devices and GPS apps for your ... Step 1: Adjust your compass for declination There are two types of north: magnetic and ...
The Manual on MSN2 个月
How to use a compass for navigation when GPS fails
In the days since GPS was invented ... For example, if you follow a compass reading of 0° (north) without taking the ...
BBC4 年
Direction, scale, distance and height
The four main points of the compass are north, east, south and west. Half way between each of these there are four other points: north-east, south-east, south-west and north-west. This makes an ...