Digital Processor Reviews

Sidebar 1: Specifications

Description: Two-channel, digital-to-analog converter with volume control, headphone output, 2" × 2.42" OLED display, 7 PCM reconstruction filters, optional Raspberry Pi module, and Apple remote control. Digital inputs: AES/EBU (S/PDIF voltage compatible) on XLR, S/PDIF on 2 RCA jacks and 2 TosLink optical connectors, asynchronous USB Type B, 2 USB Type A host, Ethernet on RJ45 jack and Raspberry Pi module, Wi-Fi via Raspberry Pi module. PCM sample rates supported: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, and 192kHz via AES/EBU and S/PDIF, plus 352.8kHz, 384kHz, DSD64, and DSD128 via USB and Ethernet. Maximum input word-length: up to 32 bits depending on input. Analog outputs: 2 pairs balanced XLR, ¼" stereo headphone jack. Maximum output voltage at 0dBFS: 4.1V RMS at main and headphone outputs. Frequency response: not specified. Dynamic range: 131dB. THD+N: –130dB (0.00003%) ref. 0dBFS; SINAD, –120dB (0.0001%) ref. 0dBFS, main output; –113dB (0.00022%) at 100mW into 32 ohms, headphone output. Channel separation: not specified. Output impedance: 50 ohms (main), 0.1 ohm (headphone). Power consumption: 15W.
Dimensions: 17.55" (446mm) W × 7.2" (183mm) D × 2" (50mm) H (including feet). Weight: 10lb (4.5kg).
Finishes: Black, silver.
Serial number of unit reviewed: 0, Firmware v1.00.
Price: €1089, equivalent to $1285 at the time of writing, plus €89 for the streaming module and €25 for the Apple remote, to give a total of €1203 ($1423). Sold direct, with 30-day return policy. Warranty: 2 years.
Manufacturer: Okto Research s.r.o., Jana Masaryka 257/26, 12000 Prague, Czech Republic. Web: oktoresearch.com.