The JS1 is Jadisâ€™ extraordinary digital to analog converter. The new
MkIV version offers SPDIF, AES/EBU, Optical and USB inputs, balanced and
unbalanced outputs and a separate outboard power supply. The MkIV
version also receives a new digital board with the latest technologies
including a 192kHZ USB input, (which also has the ability to accept
higher future formats), and an upgraded power supply. Tube complement
is: 2 6922, 2 12AU7, 1 EF86 and 1 EL86.