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Classé Audio Delta Pre - Preamplifier

AED 43,990.00

DELTA PRE FIDELITY Delta PRE is the foundation of your perfect system. Designed to connect to a range of sources, Delta PRE will extract the highest performance from every recording, whether analog...

SKU: CLSE-DLTA-PRECategories: Classé Audio, Phono Pre-Amplifiers, Pre-Amplifiers
Description

DELTA PRE

FIDELITY

Delta PRE is the foundation of your perfect system.

Designed to connect to a range of sources, Delta PRE 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.

  • 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

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 matches its exceptional acoustic performance.

Any interacting with Delta PRE 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’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

SPECIFICATIONS

Width

17.50 in (444 mm)

Depth (including connectors)

17.68 in (449 mm)

Height (including feet)

4.78 in (121 mm)

Gross Weight

41.2 lbs (18.7kg)

Net Weight

29.8 lbs (13.5kg)

Gain Range

-93dB to +14dB

Channel Matching

0.05dB

Input Impedance (at 1kHz, BAL / SE)

50kΩ

Output Impedance BAL / SE

200Ω / 50Ω

BYPASS MODE (ANALOG INPUTS, TONE / EQ / SUBWOOFERS DISABLED)

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)

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)

Power (nominal input, 0dB gain, 32Ω load)

540mW

Output Impedance

6.8Ω

FILE FORMATS AND 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

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

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

1

Shipping & Delivery

What are the delivery charges?

Auratech.ae provides Free Delivery for all items within UAE if your total order amount is more than AED 1,000/-. If your order is less than AED 1,000/-, a flat shipping charge of AED 50/- will be applicable.

What is the estimated delivery time?

If the item is in stock, it will be delivered in 7-10 days from the order date.

How will the delivery be done?

We send all packages via reputed couriers firms.

How do I track my shipment?

We notify our customers via a shipment confirmation email within 24 hours of dispatching the product(s). This shipping confirmation email will have the couriers’ tracking number and the link for tracking.