Can a $249 digital-to-analog converter/headphone amplifier deliver state-of-the-art sound? The Audiophiliac listens to the AudioQuest DragonFly to find out. Steve Guttenberg Former contributor ...
The device was made in a one-sided PCB with the use of USB to create a high quality preamplifier with built-in DAC. The USB connector was placed form the bottom side of the one-sided PCB. An external ...