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sta-77

  1. VA1DER

    Realistic receiver amp circuit analysis comparison attempt (STA-77 vs QTA-753)

    I have been doing some refurbishing of old Realistic receivers and trying to analyze some amplifier finals of the day. It started when I was really impressed with the sound quality coming from an old STA-77. I'm trying to get a feel for exactly what everything is doing. Here is it's main amp...
    • VA1DER
    • Thread
    • amplifier design qta-753 sta-77
    • Replies: 3
    • Forum: Solid State
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