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Vintage Synth Repair

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RE: [vintagesynthrepair] ARP SOLUS/OCTAVE CAT 4558 solution

2006-04-25 by Michael Casino

NE5532 AN 
 
Hi Performance, Super Low Noise Op Amp replaces 4558 (most cases)
 
Mike
 
 
<snip>
> So be suspicious of those pesky 4558's!  Is there something comparable
> of better quality?  Anyway, I hope this is useful to someone.
>
> --Stephen

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