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The Merchant Shipping (Navigational Equipment) Regulations 1993

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Records of calibration and verification

36.  The master of every ship required to be fitted with a direction-finder installation shall cause the following records to be kept in a place accessible to any person operating the direction-finder, and to be available for inspection at any reasonable time by a surveyor of ships:

(a)a list or diagram indicating the position, on the most recent occasion on which the direction-finder was calibrated, of the antennas and all moveable structures on board the ship which might affect the accuracy of the direction-finder;

(b)the calibration tables and curves which were prepared on the most recent occasion on which the direction-finder was calibrated;

(c)a certificate of calibration signed by the persons making the calibration relating to the most recent occasion on which the direction-finder was calibrated; and

(d)a record, in the form specified in Schedule 2 to these Regulations, of checkbearings taken for the verification of calibration, the bearings being numbered in the order in which they were taken.

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