Ichigo, the Yamaha 1900 is a generally fine unit, but I'd suggest one of the Denon or Onkyo models of similar price or a level lower(e.g., Denon 2310 or Onkyo 707). Primarily, the reason is the presence of Audyssey MultEQ automatic calibration and room equalization on the Denon and Onkyo models.

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Enjoy the music, not the equipment.