Pros: Fantastic synergy with the RS1i; By far the most neutral Grado pairing.
Cons: Need to paired with not too bright source.
The RS1i, along with other Grados, have the reputation of being difficult to pair with. I own/owned 8 pairs of Grados, and auditioned the whole Grado product line, I would say the RA1 & RS1i combo are, by far, the most satisfying and musical pairing. Many Nay-Sayers bashing the amp for generally two reasons: 1, the company use some cheap components to build the amp; 2, the amp has relatively inferior sound quality in terms of clarity, speed, etc. True, the amp is not the most detailed/spacious sounding amp in the market, even not quite as good as it's rivals in it's price range, but I think...(read more)