19 MISCELLANEOUS EQUIPMENT
19.1 Nautical Publications
Every vessel should carry nautical charts and nautical publications to plan and display the ship's route for the intended voyage and to plot and monitor positions throughout the voyage.
An electronic chart system may be accepted as meeting these chart carriage requirements. For vessels of 300 GT and over this system is to be of an approved type (ECDIS).
Back-up arrangements to meet these functional requirements should be provided where this function is partly or fully filled by electronic means.
19.2 Measuring Instruments
Every vessel should carry a barometer. Every sailing vessel should carry an anemometer and an inclinometer.
19.3 Signalling Lamp
Every vessel should carry a daylight signalling lamp, or other means to communicate by light during day and night using an energy source of electrical power not solely dependent upon the ship's power supply . The signalling lamp may be the searchlight required by 19.4.
19.4 Searchlight
Every vessel should carry an efficient fixed or portable searchlight suitable for man-overboard search and rescue operations.