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CLASSE AUDIO DELTA PRE MKII

12,000.00

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Descrizione

The Delta PRE Mk II 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.

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 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
  • 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
    • 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
      • Your Classé system deserves an upgrade. Add high-resolution streaming through HEOS® for the most optimal audio performance from any source.

        Simply contact one of our certified service centers here, and our specialists will update your current Delta PRE with an upgrade kit to unlock high-resolution streaming with HEOS.

         

 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
Max. power (with optional HDMI board)
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

Informazioni aggiuntive

Peso20 kg
Condizioni di garanziaGARANZIA 24 MESI

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