Hagerman Audio Labs: DA-10 Vacuum Tube USB DAC

"DA-10" Vacuum Tube USB DAC

$2299

The DA-10 is a world-class digital-to-analog converter optimized solely for CD playback, or any music file reproduced with a 16/44.1k format. It is designed to convert any PC or Mac computer into a music server via a USB port. Both Windows and OS-X operating systems offer plug-and-play compatibility without the need for custom drivers. Can be optionally built with an RCA SPDIF coaxial input (upgrade to USB at a later date). Please specify when ordering.

Features

Class-A operation, all tube analog signal path, no feedback

Choke input dc power supplies

Vacuum tube B+ rectification

USB input (or optional SPDIF)

8x synchonous oversampling to 24/352.8

Passive I-V stage

Low jitter VCXO flywheel PLL reclocking

PCM1704K 24-bit converters

Specifications

Distortion:	0.08%
Noise:	???
Jitter:	<10ps
Output Impedance:	1.5k ohms
Output Voltage:	1.8Vrms
Input:	USB1.1
Data Rate:	44.1kHz 16 bit (Isochronous)
Size:	10" x 10" x 4"
Power:	120Vac, 35W
Tube Compliment:	7788 x 2

Downloads

User Manual (153k pdf)

Photo of Amplifier (76k jpg)

Photo of Power Supply (71k jpg)

Schematic (36k pdf)