Classé Delta PRE MKII Preamplifier

Description Classé Delta PRE MKII Preamplifier The Classé Delta PRE MKII Preamplifier is the foundation of your perfect system. Designed to connect to a range of sources, the PRE Mk II will exact the highest performance from every recording, whether analog or digital. Delta PRE Mk II will deliver perfectly balanced audio to downstream Delta components.   View Owners Manual >>   Features FIDELITY Delta PRE Mk II is the foundation of your perfect system. Designed to connect to a range of sources, Delta PRE Mk II will extract the highest performance from every recording, whether analog or digital. Pre-amplifiers provide clean and controlled signals to the power stage. Both precision and perfection are required, and are delivered by Delta PRE Mk II. Network, USB, AES/EBU, coax and optical inputs XLR and RCA inputs Short signal paths to minimise signal interference Custom-made Navcom® feet absorb and reduce vibrations High-performance onboard MC/MM Phono stage supports up to two phono inputs Rhodium-plated connectors for excellent and secure contacts CONTROL Audiophiles, recording professionals and equipment reviewers trust Classé amplifiers as a source of sonic truth. Delta Series allows listeners to experience that truth in their own homes. Every detail of the Delta Series is perfected by hand in our unique production facility in Japan to deliver powerful, natural, expansive sound with minimal noise or distortion. 0.25dB volume step precision to find your perfect sound level Digital domain tone control with Delta PRE Tilt control Support for mono or stereo subwoofers for better control of bass Selectable frequency and slope control Advanced five-band digital domain parametric equalization Digital bypass mode available to all analog sources Pass thru mode DESIGN As the component you’re most likely to touch, the design of Delta PRE Mk II matches its exceptional acoustic performance. Any interaction with Delta PRE Mk II is pure pleasure, from the superb cool-to-the-touch materials, to the precise tactile feedback of the volume control. Touchscreen control reflects Delta PRE Mk II’s outstanding capability: pure analog clarity, advanced digital precision, confident, capable power and expressive sound. Harmony between minimal design and unrivalled performance Luxurious anodized aluminum body Adjustable brightness, responsive touchscreen display Perfectly complements other components in the Delta family ENHANCE YOUR EXISTING DELTA PR Your Classé system deserves an upgrade. Add high-resolution streaming through HEOS® for the most optimal audio performance from any source. Simply Rapallo, and we can arrange an update of your current Delta PRE with an upgrade kit to unlock high-resolution streaming with HEOS. Please note, by upgrading an existing Delta PRE to Delta PRE Mk II, the unit will no longer be compatible with HDMI.   Specifications OVERALL DIMENSIONS Width: 17.48 in (444 mm) Depth (including connectors): 17.64 in (448 mm) Height (including feet): 4.72 in (120 mm) WEIGHT Gross Weight: 41.2 lbs (18.7kg) Net Weight: 29.8 lbs (13.5kg) GENERAL Gain Range: -93dB to 14dB Channel Matching: 0.05dB Input Impedance (at 1kHz, BAL / SE): 50kΩ Output Impedance BAL / SE: 200Ω / 50Ω Maximum Output Level BAL / SE: 18Vrms / 9Vrms BYPASS MODE (Analog inputs, Tone / EQ / Subwoofers disabled) Frequency Response: (-3dB, 50Ω source impedance): 1Hz – 2MHz Harmonic Distortion (measurement bandwidth: 90kHz): <0.0004% at 1kHz <0.0005% at 10kHz <0.0006% at 20kHz Intermodulation Distortion (measurement bandwidth: 90kHz): <0.001% Maximum Input Level BAL / SE (at 0dB gain): 9Vrms ( 21.3dBu) / 4.5Vrms ( 15.3dBu) Signal-to-Noise Ratio (A wtd) (22kHz BW, ref 9Vrms): 130dB (133dBA) Crosstalk (one channel undriven) (BAL / SE): -143dB (100Hz), -140dB (1kHz), -124dB (10kHz) PHONO SECTION (0DB GAIN, BYPASS MODE, XLR2 IN, MAIN XLR OUT) RIAA Deviation (20Hz-20kHz): < 0.2dB Selectable Load for MM Type (47k II): 50pF, 100pF, 150pF, 200pF, 250pF, 300pF, 350pF, 400pF, 450pF Selectable Load for MC – Low Output: 7.5Ω, 10Ω, 33Ω, 50Ω, 82Ω, 100Ω, 330Ω, 1kΩ Load for MC – High Output: 47kΩ MM, MC – HIGH OUTPUT Gain (1kHz, 20Ω source impedance): 41.5dB SNR (22kHz BW, ref 5mVrms in): 86dB (93dB A-wtd) Max Input Level (overload ref 5mVrms): 11dB (20Hz), 23dB (1kHz), 34dB (10kHz) MC – LOW OUTPUT Gain (1kHz, 20Ω source impedance,1kΩ load): 60dB SNR (20Hz-20kHz): 68dB (74dB A-wtd) Max Input Level (overload ref 0.5mVrms, 1kΩ load): 12dB (20Hz), 31dB (1kHz), 52dB (10kHz) DAC SECTION (DIGITAL INPUTS, TONE/EQ/SUBWOOFERS DISABLED) Frequency Response (-3dB, sweep Fs=192kHz): 5Hz – 90kHz Harmonic Distortion (measurement bandwidth: 90kHz): <0.0015% (20Hz to 20kHz) Dynamic range (-60dBFS, Fs=44.1kHz, A-wtd): 124dB Signal to Noise Ratio (Fs=44.1kHz, A-wtd): 125dB (dBA) DSP MODE (TONE OR EQ CONTROLS ENABLED, SET TO FLAT UNLESS NOTED) Frequency Response (50Ω source impedance, Tone and EQ not enabled): 10Hz – 84.5kHz Harmonic Distortion (measurement bandwidth: 90kHz): <0.002% (20Hz to 20kHz) Maximum input level BAL / SE (at 0dB gain): 5.4Vrms ( 2.5dBr) / 2.7Vrms ( 2.5dBr) Crosstalk (one channel undriven) (BAL/SE): -105dB(100Hz), -120dB(1kHz), -120dB(10kHz) HEADPHONE OUTPUT Power (nominal input. 0dB gain, 32 Ω load): 540mW Output Impedance: 6.8Ω POWER REQUIREMENTS Standby: 0.2W Wake on LAN: 3.1W Nominal: 35W power: 55W HEOS BUILT IN Network Connection: Ethernet USB-A Host: WMA, MP3, AAC, WAV up to 192/24, FLAC up to 192/24, AIFF up to 192/24, ALAC up to 96/24, DSF up to 11.2 Ethernet: WMA, MP3, AAC, WAV up to 192/24, FLAC up to 192/24, AIFF up to 192/24, ALAC up to 96/24, DSF up to 11.2 Airplay: Airplay 2 Music Service Providers Supported (varies by region, subject to change):Spotify (Connect), Tidal (including Hi Res), Deezer, Amazon Music HD, TuneIn, Pandora, Napster, iHeartRadio, Sirus XM, Soundcloud, MOOD:MIX, AWA, QPlay, Ximalaya, Sony Hi-Res DAC INPUTS USB-B: 32k, 44.1k, 48k, 88.2k, 96k, 176.4k, 192k, 352.8k, 384k DSD64, DSD128, DSD256 (native – requires Thesycon/Classe driver for Windows) DSD64, DSD128 (DoP) SPDIF (opt, coax, AES/EBU): PCM 32k, 44.1k, 48k, 88.2k, 96k, 176.4k, 192k /DSD64 over SPDIF/ INPUT / OUTPUT COMPLEMENT ANALOG IN BAL / XLR: 2 pairs (XLR2 can be assigned as BAL phono in) SE / RCA: 2 pairs Phono RCA: 1 pair DIGITAL IN USB-F: 1 USB-B: 1 SPDIF Coaxial: 3 SPDIF Optical: 3 SPDIF AES / EBU: 1 Ethernet: 1 OUTPUTS BAL / XLR: 5 (configurable: 2pairs 1sub,1pair 1sub pair,…) SE / RCA: 5 (configurable: 2pairs 1sub, 1pair 1sub pair,…) AUTOMATION DC Triggers In / Out: 2 sets CAN Bus: 1 set in / out RS-232 over RJ-45