SPL’s Phonitor One D model is a headphone amplifier and DAC featuring a pristine AK4490 conversion chip and built in Phonitor Matrix technology for even more translatable mixes.
The Phonitor One D’s preamp stage is powered by two OPA2134 operational amplifiers from electronics artisans Burr-Brown. The op amps are specially designed for audiophile circuits and as such feature a minimal distortion value of just 0.00008%.