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Logwatch

Logwatch, a new electronic navigational instrument made by the marine equipment division of R. P. Jeffers and Company, has recently been evaluated by the RNLI design department. It is an electronic digital log with an integral chronometer and the additional option of an anemometer. Time, distance run, speed through the water and, if required, wind speed can all easily be read off and a special 'fix' device will give distance run from an instant of demand to a Vioo of a mile. Being a self-contained unit there is less chance of interference to or from other electrical and electronic equipment, but its great advantage for lifeboat work is that it requires no 'hole in the hull'.

Most logs, except trailing types, need hull penetration for their sensors.

A set of Logwatch equipment fitted to an Atlantic 21 was found on trials to give good readings even when the ILB 'flew' from wave to wave at speeds above 15 knots and an experimental set has now been fitted to an offshore lifeboat with most encouraging results.

The North East Research Group of the Lifeboat Enthusiasts Society is now producing a newsletter devoted to news from lifeboat stations of what was the Yorkshire coast. Membership is growing steadily and new members are welcome; the annual subscription is £1.25 (juniors 75p). Information from David A. Greaves, honorary editor, 13 Cypress Gardens, Ripon, North Yorkshire, HG4 1LT.

Flag sellers are urgently needed in Central London on Tuesday March 18, so if you live or work in the area bounded by Park Lane, Oxford Street, Kingsway, Charing Cross and Victoria and can help please telephone the Central London Committee secretary at 01-928 5743 after January 28.

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