The SILVA Compass and How to Use It. <<Your Name>> D of E <<Your Position>> 1

Aim The AIM of this lesson is to introduce you to the SILVA Compass to enable you to take a Bearing on a Map and transfer it to the ground – and vice versa. 2

Method Characteristics Components Magnetic North Bearings Revision 3

Characteristics Plastic Lightweight Robust Functional 4

Components 5

North True North Grid North Magnetic North Magnetic Variation Mag-to-Grid: Get Rid Grid-to-Mag: ADD 6

Set the Compass on the Route 7

Line up the Guider Lines with the Grid Lines 8

Remember to ADD the Magnetic Variation 9

Walk on the Bearing 10

Take a Bearing on the Physical Feature 11

Remember to TAKE AWAY THE Magnetic Variation 12

Place the Compass on the Physical Feature on the Map and Line up the Guider Lines with the Grid Lines 13

Triangulation 14