As part of its “high-resolution initiative” Sony has rolled out several exciting new products during the past year including the HAP-Z1ES and HAP-S1 digital players, the NW-F887 portable player (Asia only), and the PHA-2 portable DAC and headphone amplifier. I reviewed the HAP-Z1ES in...
In time, there were no such thing as Audiosciencereview and I was left with no other choice to do my homework the old way. I then decided to compute manually the total harmonic distortion over the first significant harmonics of each device read on the FFT in order to ran...