Chart Table Instruments

The Portland Plotter is one of the most popular chart work instruments and is widely used by RYA Partical and Shore Based instructors. It provides a quick method of plotting courses and bearings and gives a direct reading of corrections for magnetic variations. This new version has been developed for both strength and fine accuracy. Also included in the pack is a 7" single handed divider.

Used worldwide by practical and shore based instructors. Bright blue directional arrow prevents accidental reciprocal bearings. Edges are graduated for tide and boat speed. Base has a fixed grid so it is easy to plot latitude from your GPS system. Comprehensive instructions included

 

 

Waterproof wood-cased pencil - available in red or black

For opaque drawing and writing on almost all surfaces even on dark or transparent ones, e.g. paper, plastic, metal, glass, wood, leather and stone

No navigator should be without a good set of parallel rules as part of his navigation back up plan in the event of an electronic navigation failure. This 12 inch parallel rule is accurate and durable.

Every seasoned navigator has a pair of these classic 7-inch (17.78 cm) one hand brass dividers on his chart table.They can be opened and closed with one hand while performing chart work.

The 7 Inch Removable Point Divider is constructed of lightweight matte nickel-plated brass. All our navigation tools are reliable and easy to use.

The 7-inch (17.78 cm) Straight Pattern Dividers are brass with polished stainless steel tips. To adjust tension, turn the adjustment screw at the hinge with a flat-head screwdriver.

The Weems & Plath GPS Chart Plotter is a revolutionary navigational aid from the Portland range. It is a fast and simple way to fix your GPS position on a paper chart.

High-quality pencil The 14 degrees make it ideal for school and office use, Especially break-resistant thanks to super-bonded lead, Easy to erase. Easy to sharpen with any quality sharpener