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Author Topic: CROWN I TECH 8000 for subs ?  (Read 17265 times)

Tim Padrick

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Re: CROWN I TECH 8000 for subs ?
« Reply #10 on: June 14, 2010, 12:56:40 AM »

From http://www.abeltronics.co.uk/amptesting/amp-meet-three.php about the FFA10000: "Severe oscillation at clip.... 10khz sine wave severely distorted at all load impedances. Full report soon…"

Scary.

Paul Bell

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Re: CROWN I TECH 8000 for subs ?
« Reply #11 on: June 14, 2010, 06:33:29 AM »

WOW. The QSC PL380 did perty good, eh? HUH.
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Paul Bell
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Phil Lewandowski

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Re: CROWN I TECH 8000 for subs ?
« Reply #12 on: June 14, 2010, 11:33:42 AM »

Paul Bell wrote on Mon, 14 June 2010 06:33

WOW. The QSC PL380 did perty good, eh? HUH.


That's what I thought, cool.  I've been very happy with mine, so I wouldn't doubt it, and was easily worth the $1800 I paid for it.
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Randy Frierson

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Re: CROWN I TECH 8000 for subs ?
« Reply #13 on: June 14, 2010, 12:03:38 PM »

As the US distributor i will get all the facts on this FFA 10000.
I cam assure you that the amp they are testing is a lone soldier and that there are hundreds of 10000DP's in the field working flawlessly..I need to find out if this amp was sent in for testing by FFA or was it a customers amp with a unique issue...Transparency i promise....Randy
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Randy Frierson

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Re: CROWN I TECH 8000 for subs ?
« Reply #14 on: June 15, 2010, 02:14:21 AM »

I have asked FFA to reply to this here....Randy
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Arik Perelman

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Re: CROWN I TECH 8000 for subs ?
« Reply #15 on: June 18, 2010, 05:26:18 PM »

Not that it really matters now, but to throw my $.02 in, we were running (2) 18" x 2 per side of an IT8K for years with fantastic results. Last year we upgraded to the IT12KHD and have gotten even better results due the extra power.  In fact we have always ran all of our racks at 2 Ohms and have always had terrific results! The key for us is wiring our subs for all 4 pins of the NL4, so each driver has it's own pair of leads. It basically doubles the amount of copper running from the amp to the sub.  Works really well.
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KeithBroughton

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Re: CROWN I TECH 8000 for subs ?
« Reply #16 on: June 21, 2010, 07:58:47 AM »

Quote:

The key for us is wiring our subs for all 4 pins of the NL4, so each driver has it's own pair of leads. It basically doubles the amount of copper running from the amp to the sub. Works really well.

This is an important consideration in low impedance, high power cable runs!
Power and damping factor losses can add up on relatively short runs.
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Re: CROWN I TECH 8000 for subs ?
« Reply #16 on: June 21, 2010, 07:58:47 AM »


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