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Dave Liquorice[_2_]

On Tue, 10 Jun 2014 01:52:35 +0100, wrote:

... it rattles differently between the Chinooks and the others.

Chinooks are *very* distinctive and the wop wop wop rather loud. Can
normally hear them, indoors, about 5 mins before they fly past. Other
helos aren't quite so distinctive, but we can identify the Air
Ambulance from anything else but thats probably because we hear/see
it quite often.

--
Cheers
Dave.