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lr-1500ta

  1. tabpat

    Asymmetrical amplifier output on sine wave - LR-1500TA

    First of all, still learning things. That said, I have a Lafayette LR-1500TA that works - for the most part. I've recapped it and deox'd it. Gone through bias current adjustment and balanced the voltages. It sounds fine, up to mid-level. At some point as I raise the split-volume control...
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