The BC-1 is a comprehensive instrument designed for use with 1:250,000 Topographical and 1:50.000 Ordinance Survey Charts. Measuring 205mm x 155mm in clear plastic with an opaque circular scale. Enables easy transportation of Aeronautical Information onto Ordinance Survey Charts. The calculation of average and actual Balloon G...

For fast, simple Position Fixing on 1:500,000 Topographical Aeronautical Charts. Conventional means of using V.O.R. and D.M.E. to give a geographical fix on the Topographical Chart 280mm in length, the BPC-1 is manufactured in clear plastic with black lettering and graduations. Designed to establish the aircraft...

Designed for use with topographical and radio navigation charts this plotter is simple, versatile and multi-functional. Manufactured in clear flexible plastic with white scales it measures 205mm x 65mm. Magnetic or true headings are simultaneously obtained from the compass rose by simply aligning horizontal centre line with de...

RNP-2 Chart Plotter for fast, combined readings of headings and distances. Pocket size. The unique and simple RNP-2 Plotter is designed for use on topographical charts. By simply aligning the top edge over the proposed track, Magnetic or True headings (zero wind) and distances are simultaneously obtained. The RN...

This plotter incorporates a semi-circular protractor and multi-scale. Manufactured in clear plastic with underprinted white scales and measures 330mm x 100mm. Edge of the scale is simply aligned with desired track to obtain true or magnetic zero-wind headings and distances from beacon or start point. Multi scale incorporates i...