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How much are KSP-400s worth?


mattSER

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You may get a ground loop hum when you audition them, that has nothing to do with the speaker amps.

 

The only way you will know what the speakers are worth to you is by listening to them yourself. The amps are a non issue unless they need repair. They can be repaired for less than $150 each.

 

Keith

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The only way you will know what the speakers are worth to you is by listening to them yourself. The amps are a non issue unless they need repair. They can be repaired for less than $150 each.

 

For the longest time no one had schematics or could fix them.  Where do you send them for repair?

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You may get a ground loop hum when you audition them, that has nothing to do with the speaker amps.

The only way you will know what the speakers are worth to you is by listening to them yourself. The amps are a non issue unless they need repair. They can be repaired for less than $150 each.

Keith

Who does this repair?

And what is the difference between the humming? If the amp is going bad, will it have distorted sound? or just less output?

I'm ready to pull the trigger on these, but I've not had good luck with powered Klipsch stuff.

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There was a post here by fini with an attachment for the service manual. Maybe someone can find that post.

http://edwardselectronics.net/1952.html

Edwards Electronics in Phoenix AZ can repair the amp. E-mail them with questions. They recently had an ad on DaBay, I'll see if I can find that (was for repair w/exchange).

http://www.ebay.com/itm/Repair-Service-Klipsch-KSP-400-Send-Us-Your-Non-Working-Amp-We-Will-Repair-It-/281398813073?pt=Speakers_Subwoofers&hash=item4184ad2191&nma=true&si=QTH320kNSd3yh5Q0FPTCYIdKRIk%253D&orig_cvip=true&rt=nc&_trksid=p2047675.l2557

A ground loop hum will be a low hum. When auditioning take a few 'cheater plugs' with you. They sometimes eliminate the hum. A amp hum will be louder, you can hear it from 10-20 feet away. If the amp is bad you shouldn't get sound from the 15" sub.

Keith

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post-3284-0-85340000-1413301653_thumb.jpA ground loop hum will be a low hum usually. Here' a link to an isolator just as an example of where you can start your research on ground loops.

 

http://www.parts-express.com/ground-loop-isolator--265-012

 

If you sub amp hum on your KSP-400's is loud enough to hear from 10-20 feet away it's probably an indication of a part failure in your KSP sub amp. 

 

Another cheap simple way to possibly eliminate ground loop hum is by trying the plug below available anywhere for less than a dollar.

 

 

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