Audio Research
Audio Research DAC9 Tube DAC
Audio Research DAC9 Tube DAC
The DAC9 combines a vacuum-tube analog section with the latest digital design, decoding DSD music files and PCM files up to 384kHz through two separate data paths that ensure proper integer decoding. Quad D-A converters run dual stereo DACs in mono per channel to increase dynamic range and lower the noise floor, with selectable digital filters and native-rate upsampling on all inputs. The balanced, Class-A, zero-feedback analog section uses a pair of 6H30 dual-triode tubes with no capacitive coupling, fed by an asynchronous USB input and four galvanically isolated SPDIF inputs.
Specifications
| Analog stage | Balanced, Class A, zero feedback, no capacitive coupling |
|---|---|
| DAC architecture | Quad D-A converters, dual stereo DACs per channel in mono |
| Dimensions | 19 in W x 7 in H x 15.5 in D, 32 lbs net |
| Inputs | Asynchronous USB 2.0HS (44.1kHz to 384kHz PCM, DSD, 2xDSD); RCA, BNC, XLR to 192kHz; Toslink to 96kHz |
| Signal-to-noise ratio | Greater than 114dB |
| Tube complement | Two 6H30 dual triodes |
| Upsampling | All inputs upsample to 384kHz |
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Pricing on request. Call or visit the showroom about availability.

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