Magnetometer 25/1-0-1 Gauss Handheld Water Edition 18 Sept 2020

Edition 18 Sept 2020

Just email me shop@thenavigationcentre

LIGHTS AND SHAPES - 50 cards in the pack An extremely useful set of cards which makes a difficult subject much easier

Papua New Guinea - New Ireland - Tulun Islands to Tanga Islands 1:300 000

Polished brass bells on swivel brackets

Magnetometer 25/1-0-1 Gauss Handheld Water Edition 18 Sept 2020POCKET MAGNETOMETERS DUAL PURPOSE, TWO COLOR SCALE makes the Model 25 Magnetometer more useful. The upper Black scale (the one more usually used) reads directly in gauss of a uniform magnetic field oriented parallel with the centerline of the instrument scale. The lower Red scale is used in determining the magnitude and direction of an unknown magnetic field by merely orienting the instrument for maximum reading. When shown in the Red scale, at such a