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Posted: Sat Mar 30, 2002 6:26 am
by Fede
Hello everyone
After two years of good listening my Yamaha NS-10 decided not to work anymore: at distance of a week one tweeter after the other has burn out. This happened without any overdrive or larsen or anything else, by simply using them at low levels. The damage appeared gradually and not istantly, they shut down slowly. I'd repair the tweeters if I knew what caused them to break, because one of this tweeter actually costs about 150 euros; changing them will cost 300 euros: and if there's something wrong in my system they can break again. Anyone knows what is the possible reason?
The amplifier used to drive them is a common integrated Cambridge Audio A500 (50W+50W)
Any suggestion is greatly appreciated
Thanks in advance
StratF
Posted: Sat Mar 30, 2002 9:09 am
by subhuman
Best way to fix it is to move on to new & nicer sounding monitors

Maybe ones that are internally biamped...
Posted: Sat Mar 30, 2002 9:35 am
by garyb
yeah but if you love 'em............(that's why yamaha keeps making those darn tweeters)
Posted: Sat Mar 30, 2002 11:09 am
by Fede
Hey sub, right, that would be the best solution, but my problem is also about money and this takes to spend more, however it will be probably the choice, but for now I don't know, cause I loved them very much.
...maybe I win some money with the lottery and I get new speakers and the old ones repaired...just dreams
My choice will depend mostly on understanding the manner to treat NS-10s without causing other damages in the future
Thanx
StratF
<font size=-1>[ This Message was edited by: StratoFede on 2002-03-30 11:10 ]</font>
Posted: Sat Mar 30, 2002 11:17 am
by garyb
you know,if there is no spike or other audio overload and it's NOT simple mechanical failure,then it COULD be a problem with the power amp.(outputting dc or some other exotic disease..unlikely) not too many things could cause this.......(ultra high or low freq clipping out of the range of human hearing could,maybe...and yes,low freq clipping WILL bypass the xover.got too much sub bass?)
Posted: Sat Mar 30, 2002 11:41 am
by Fede
Hey, I don't know anything about this thing of bypassing the xover, how does it happen?
Posted: Sat Mar 30, 2002 11:59 am
by Fede
This happened without any overdrive or larsen or anything else
I mean: anything evident I noticed
Posted: Sat Mar 30, 2002 10:55 pm
by Spirit
I've a pair myself. They're OK but I've heard that blown tweeters are a VERY common problem. So common that it's almost a manufacturing problem....
Posted: Sun Mar 31, 2002 12:32 am
by garyb
true,a very common problem.
Posted: Sun Mar 31, 2002 3:13 am
by Fede
Well, when I telephoned to the assistance, I only said I had a problem with those speakers: the technician answered immediately at 98% the tweeters were blown, cause it happens continously and normally he has a safe set of those tweeters to be ready when clients ask...and NO any kind of warranty, nor for one day!
<font size=-1>[ This Message was edited by: StratoFede on 2002-03-31 03:21 ]</font>
Posted: Sun Mar 31, 2002 1:01 pm
by subhuman
Find the other thread here:
http://www.planetz.com/forums/viewtopic ... &forum=5&5
This thread is locked to keep conversation on the topic in one place.