I’ve now had the chance to spend the last few days with the Simaudio Moon 230HAD DAC/Amp. Here is my review of the 230HAD, for your reading pleasure.   I was in the market for a great DAC/Amp in the sub-$2k range for my HD800 headphones, so I jumped at the opportunity when Todd initiated this 230HAD loaner program. Other DAC/Amps I have been considering include the Sennheiser HDVD800/HDVA600, the Ayre Codex, the upcoming Questyle CMA600i, the NuPrime DAC-10H, and this piece, the Moon 230HAD.   To avoid repeating myself, please refer to my review...

Introduction   I have had my eye on the Ayre Codex ever since I saw Jude’s review of it on Head-fi TV. Ayre’s high-end credentials in both the DAC and amp space are impeccable, with iconic products like the QB-9 DSD, but this is their first foray into the headphone amp space, and quite frankly, into this low a price point. ($1795)   Similarly, I have had my eye on the Sennheiser HDVA 600, due to it’s beautiful design, and the excellent reviews it’s been getting.   My Objectives   I have been searching for the ideal DAC and amp to complete my...