This ruler has been designed to offer pilots maximum support in the simplest way, during flight preparation and in flight. It enables pilots to solve navigation problems and provides useful information both at a glance, in only a few seconds, with only one instrument.

FAST read out and SIMPLE in use!
Pilots can now fly safer and more relaxed and can concentrate more on flying, less on calculating.

FEATURING:

• INTEGRATED PROTRACTOR.
• VFR CRUISING LEVELS, Europe & UK
• ATC LIGHT SIGNALS
• SPECIAL TRANSPONDER CODES, Europe
• MORSE CODE
• EMERGENCY FREQUENCY
• LANDING CROSS WIND calculation
• DISTANCE MEASURING for scale 1/250 000
• DISTANCE MEASURING for scale 1/500 000
• DISTANCE MEASURING for scale 1/1 000 000
• FLYING TIME (EET) table for ground speeds from 50 up to 180 knots
• CALCULATION OF GROUND SPEED
• CALCULATION OF HEAD- or TAILWIND component