Magnetometer 25/1-0-1 Gauss Handheld 324 automatic sprinkler

automatic sprinkler

usually in conjunction with other observations

Papua New Guinea - South Coast - Kerema Bay to Port Moresby 1:300 000

Edition 21 August 2020

Laid out simply & clearly for quick accessibility

Magnetometer 25/1-0-1 Gauss Handheld 324 automatic sprinklerPOCKET 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