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Smoothlounger

Vintage KLH speaker info reqd.

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Hi there , I have a chance to pick up KLH 512 speakers in my city  , there's almost nil user info of this model on the web  , though I have some info. of this model : Speakers were launched in the mid 80's,  8 ohms impediance , 12 inch woofer , 75 W RMS max each , the seller says they sound fantastic , any one out there have experience with this KLH model let me know , particulaily I want the sensitivity of these speakers (wether they are easy or hard to drive) which i cant find anwhere, thanks

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Welcome to CSP

Those are not classic New England KLH speakers and my advice would be to watch for some earlier models from Cambridge MA.

Every seller says his speakers sound fantastic or amazing.

Buyer beware.

-Kent 

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Interesting, tricky nomenclature as they are neither Fives nor Twelves.

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One-year only model line-up:

1983 KLH
Series 500 Speaker Systems
All speaker systems in this series have ported cabinet hickory -grain vinyl finish;
removable grilles.

515. 
3 -way system with 15" woofer, 5" midrange, 3" cone tweeter. Frequency range
30-20,000 Hz; crossovers 1 and 4 kHz; power range 20-100 W; sensitivity 92dB
SPL/W/m; impedance 8 ohms; 28" H x 18" W x 15.75" D $350

512. 
Similar to 515 except has 12" woofer Power range 10-75 W; sensitivity 90 dB;
25.5"  H x 15" W x 12.75" D $250 

510. 
Similar to 515 except has 10" woofer Power range 10-50 W; 22.5" H x 12.5" W
x 10.75" D $160

508. 
Similar to 515 except has 8" woofer, no midrange driver. Low -end response 40Hz;
power range 10-30 W; 21" H x 12" W x 9.75" D $100

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4 hours ago, Smoothlounger said:

Hello, any idea of the midrange & tweeter size  of the   KLH  512 Speaker System , btw many many thanks for the info already provided 😙

 

10 hours ago, dxho said:

515. 
3 -way system with 15" woofer, 5" midrange, 3" cone tweeter. Frequency range
30-20,000 Hz; crossovers 1 and 4 kHz; power range 20-100 W; sensitivity 92dB
SPL/W/m; impedance 8 ohms; 28" H x 18" W x 15.75" D $350

512. 
Similar to 515 except has 12" woofer Power range 10-75 W; sensitivity 90 dB;
25.5"  H x 15" W x 12.75" D $250 

 

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