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28th Aug 2009, 14:24

#577 (permalink)

saman

Join Date: Jul 2002

Location: Europe

Posts: 148

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How noisey are the 170/5 & 190/5? They are both powered by little engines - albeit different on the two variants - running flat out - and derate at LCY is not much of an option - both already have devices such as chevron nozzles to quieten them...