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Stax SRA-12S
Stax SRA-12S
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Old 12th July 2004, 02:23 PM   #1
ObliVion is offline ObliVion  Denmark
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Default Stax SRA-12S

I am trying to repair an old STAX SRA-12S preamplifier with one channel dead and the other distorting. Does anyone have the schematics for this thing?

Thank you
/ObliVion

PS: Is it supposed to run so hot. The print has been burned to coal
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Old 27th March 2016, 06:11 PM   #2
velfunaud is offline velfunaud
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Hi
I had build the phono MM section of Stax sra-12s and the same power section.
All the transistor is J-Fet (origin toshiba 2sk30agr and 2 sk30ar) and the différential is
a pair NEC 2sk68A .
Attention to put well the same transistors with the same gain. 2sk30agr , 2sk30Ar
it's wonderfull , he working for the origin sra-12s
the sound is detailled, musical,the must
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