[Boatanchors] Fw: Re: SI units and the rest

[The Pollacks]

Or as Groucho Marx said, "These are my principles, and if you don't like 'em, I've got others!"

-----Original Message-----
From: boatanchors-bounces at mailman.qth.net [mailto:boatanchors-bounces at mailman.qth.net] On Behalf Of Nick England
Sent: Wednesday, November 17, 2010 5:42 AM
To: Kludge
Cc: boatanchors at mailman.qth.net
Subject: Re: [Boatanchors] Fw: Re: SI units and the rest

The great thing about standards is that there are so many to choose from.....


On Wed, Nov 17, 2010 at 12:01 AM, Kludge <wh7hg.hi at gmail.com> wrote:
> From Wikipedia:
>
> A cable length or cable's length is a nautical unit of measure equal to one tenth of a nautical mile or 100 fathoms, or sometimes 120 fathoms. The unit is named after the length of a ship's anchor cable in the age of sail. The definition varies:
>
> International: 1⁄10 nautical mile, or 185.2 m
> Imperial (Admiralty): 1⁄10 Admiralty mile (608 feet, 185.3184 m), or 100 fathoms (600 feet, 182.88 m)
> The traditional British fathom varied from 5½ feet to 7 feet in the Merchant Navy.
> U.S. customary (US Navy): 120 fathoms (720 feet, 219.456 m)
>
> Best regards,
>
> Michael, WH7HG BL01xh
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