CONVERTITORE D/A CH PRECISION C1
Preamplificatore/Convertitore digitale. 4 convertitori D/A PCM1704 per canale capaci di convertire fino a 24bit/192KHz su ingressi S/PIDF, Toslink, AES/EBU e fino a 32bit/768KHz e nativo DSD con il collegamento CH-Link. Circuitazione simmetrica dual-mono. Oscillatori VCXO a bassissimo jitter. 4 ingressi digitali in dotazione: 1 RCA S/PDIF, 1 Toslink, 1 AES/EBU e 1 CH-Link, mentre sono opzionali la scheda clock sync board per emettere o ricevere il sync da un’altra unità, quella Network per lo streaming, l’ingresso USB-B per PC/MAC sia 1.0 che 2.0 e l’ingresso analogico. Uscite analogiche in classe A, RCA, XLR e BNC. Controllo del volume a passi di 0,5dB con possibilità di by-pass. Display a colori RGB Amoled con risoluzione 480×272 pixels. Ingresso USB per aggiornamenti software. Controllo remoto tramite presa Ethernet. Alimentazione a discreti e separata per i vari stadi. Connettore per stadio di alimentazione esterna X1. Telecomando.
Altre caratteristicheInput Modularity
- Factory fi tted with CH Link, AES/EBU, S/PDIF and Toslink digital inputs. The CH Link interface allows for synchronized transfer of high defi nition audio content including DSD (ideal interconnection to the D1 SACD, CD Transport/Player)
- Ethernet audio streaming input, UPnP/DLNA compatible, optional
- USB audio streaming input, optional
- Analog balanced XLR and single-ended RCA inputs, optional
Processing
- Proprietary CH-HiD synchronous data over-sampling processing
- DSD to 705.6kHz PCM conversion
- Resolution enhancement for audio material of less than 24bits
- Digital to Analog converters data scrambling
- Linearization of the R-2R converters through calibration process
Timing & Clocking
- Ultra low jitter digitally controlled VCXO oscillators on dedicated power supplies
- Optional Master/Slave synchronization board
Digital to Analog Conversion
- Four R-2R converters per channel
- Full dual mono symmetrical circuit topology
- Discrete dedicated regulated linear power supplies for low noise and maximum channel separation
Volume Control
- Bypassable 0.5dB step hybrid volume control
Analog Stage
- Pure class A, fully symmetrical design
- Fully discrete, ultra low noise, high slew rate design
- Zero global feedback
- Analog balanced XLR, single-ended RCA and BNC outputs
- No capacitor in the audio signal path
Digital inputs
| CH Link |
High Definition Link
PCM 16 to 32bit/up to 768kHzDSD 1bit/2.8224MHz & 5.6448MHz, cyphered |
| AES/EBU | XLR connector, up to 5Vpp, 110Ω, PCM 16 to 24bit/up to 192kHz |
| S/PDIF | RCA connector, up to 1Vpp, 75Ω, PCM 16 to 24bit/up to 192kHz |
| Toslink | Optical connector, PCM 16 to 24bit/up to 192kHz |
Streaming inputs
| USB input |
asynchronous mode
PCM 16 to 24bit/up to 192kHz |
| Ethernet input |
asynchronous mode
PCM 16 to 24bits/up to 192kHz, DoP encoded files compatible WAV, AIFF, FLAC, ALAC, AAC, MP3 format supported in PCM |
Analog inputs
| Inputs type | Balanced, 6V RMS maximum input level Single-Ended, 6V RMS maximum input level |
| Input stage | Discrete fully differential input stage |
| A/D conversion | DSD 1bit/5.6448MHz direct conversion |
D/A Conversion
| Conversion type | Linearized R-2R, 4x PCM1704 per channel, 705.6kHz/768kHz |
| DSP processing | CH-HiD upsampler, synchronous, DSD to PCM conversion and resolution enhancer |
Analog outputs
| Outputs type |
Balanced (XLR), one pair |
| Output stage |
Discrete I/V stage with ultra-high bandwidth All analog stages have a zero global negative feedback |
| Output level | 5.4V RMS in balanced mode 2.7V RMS in single-ended mode |
| Signal to Noise Ratio | Better than 120dB |
| Total Harmonic Distortion + Noise | Less than 0.001% |
Synchronization
| Clock input |
BNC, 0.5Vpp to 5Vpp
75Ω or Hi-Z 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz |
| Clock output |
2x BNC, 2Vpp, 75Ω
input sampling frequency or input clock if externally synchronized |
General
| Display | 480×272 pixels, 24bits color, AMOLED |
| Mains operation | Selectable 100V, 115, 230V AC, 47-63Hz |
| Power supply consumption | <1W (standby), 60W average in operation |
| Dimensions/Weight | 440 x 440 x 120mm (W x D x H), 24kg |
| Remote control | IR Remote control provided, RC5 codes Ethernet interface, TCP/IP control |