Ο Classe Delta Pre ειναι balanced προενισχυτης με ενσωματωμενο phono, dac και dsp. Διαθετει εισοδους Unbalanced, Balanced, USB, Optical, Coaxial.

Εγγυηση Αντιπροσωπειας. Δυνατοτητα δοσεων, ανταλλαγων.

Features

• Network, USB, AES/EBU, coax and optical inputs with optional HDMI
• 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
• 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
• Harmony between minimal design and unrivalled performance
• Luxurious anodized aluminum body
• Adjustable brightness, responsive touchscreen display
• Perfectly complements other components in the Delta family

General Specifications

• 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
• 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)
• Dimensions 444 x 449 x 121
• Weight 18.7 kg

Phono Specifications

• 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 Gain (1kHz, 20Ω source impedance) 41.5dB
• MM SNR (22kHz BW, ref 5mVrms in) 86dB (93dB A-wtd)
• MM Max Input Level (overload ref 5mVrms) 11dB (20Hz), 23dB (1kHz), 34dB (10kHz)
• MC Gain (1kHz, 20Ω source impedance, 1kΩ load) 60dB
• MC SNR (20Hz-20kHz) 68dB (74dB A-wtd)
• MC Max Input Level (overload ref 0.5mVrms, 1kΩ load) 12dB (20Hz), 31dB (1kHz), 52dB (10kHz)

Headphone Specifications

• Headphhone Output Output Impedance 6.8Ω
• Headphhone Output Power (nominal input. 0dB gain, 32 Ω load) 540mW

FileFormats & Sample rates Supported

• USB-F 44.1k, 48k, 88.2k, 96k (iOS specific)
• 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, (DoP)
• Ethernet WAV, AIFF, ALAC, FLAC, WMA, AAC, MP3, OGG VORBIS (max 192k/24b), DSD64, (DoP), SPDIF (opt, coax, AES / EBU) PCM 32k, 44.1k, 48k, 88.2k, 96k, 176.4k, 192k / DSD64

Inputs / Outputs

• Analog in Balanced XLR 2 pairs (XLR2 can be assigned as BAL phono in)
• SE / RCA 2 pairs
• Phono RCA 1 pair

Digital Inputs

• HDMI (optional) 4 (HDMI 2.0b w/HDCP 2.2)
• USB-F 1
• USB-B 1
• SPDIF Coaxial 3
• SPDIF Optical 3
• SPDIF AES / EBU 1
• Ethernet 1

Outputs

• HDMI (optional) 1 (HDMI 2.0b w/HDCP 2.2)
• 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