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2sd555-r

  1. Kingbleu

    Pioneer SX-1250 full restoration. Output transistors to replace or not to replace

    What are your thoughts about replacing the 8 output transistors on a Pioneer SX-1250 Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8 Original part numbers: Q1, Q2, Q5, Q6, 2SB600-R Q3, Q4, Q7, Q8, 2SD555-R Replace with Q1, Q2, Q5, Q6, 863-MJ21193G Q3, Q4, Q7, Q8, 863-MJ21194G I am getting ready for a fulI...
    • Kingbleu
    • Thread
    • 2sb600-r 2sd555-r 863-mj21193g 863mj21194g output transistors pioneer sx-1250 recap list
    • Replies: 6
    • Forum: Pioneer Audio
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