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Plotting Board


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开发 Savvas Petrou
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The plotting board is a Portable Mechanical Calculator used to compute the deflection, range and azimuth for indirect firing of the Mortar.

Used as back-up for the Mortar Fire Control and Mortar Ballistic Computer.

Suitable for Mortar 60mm and 81mm.

- Use in the Field!
- Calculate fast and easy!