When the centre hole is placed over a meridian line and the top edge of the scale is aligned with the proposed track the heading to steer (zero wind) can be read from the fixed protractor. Distance is read from the 1:500,000 or 1:1,000,000 scales.
Manufactured in strong laminated vinyl and supplied in a clear plastic slip case. 33.5 x 10 cm.
The classic opaque background allows easy identification of WAC and Sectional chart scales. The laminated design protects visibility of printed scales for years to come. The scales are calibrated in statute and nautical miles. 12 1/2" x 4"
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ensure that products are of the highest quality and value to the customer.
Goods are not supplied on a trial basis, so please check compatibility prior to
making a purchase. All our products carry a 12 month guarantee against
manufacturing defects. TERMS DO NOT AFFECT CONSUMERS STATUTORY RIGHTS
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