Classé Delta PRE Preamplifier

Description

Delta PRE

Delta PRE is the foundation of your perfect audio system. Designed to connect to a huge 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.

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.

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.

Features

• Harmony between minimal design and unrivalled performance.
• Luxurious anodised aluminium body.
• Adjustable brightness, responsive touchscreen display.
• Perfectly complements all other components in the Delta family.
• 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 equalisation.
• Digital bypass mode available to all analog sources.
• Pass thru mode.

Specifications

• Dimensions (W x D x H): 444 x 449 x 121 mm
• Net Weight: 13.5 kg
• Gain Range: -93 dB to +14 dB
• Channel Matching: 0.05 dB
• Input Impedance (at 1 kHz, BAL / SE): 50 kΩ
• Output Impedance BAL / SE: 200 Ω / 50 Ω
• Maximum Output Level BAL / SE: 18 Vrms / 9 Vrms
• BYPASS MODE (ANALOG INPUTS, TONE / EQ / SUBWOOFERS DISABLED)
• Frequency Response: 1 Hz – 2 MHz
• Harmonic Distortion: <0.0004 % @ 1 kHz / <0.0005 % @ 10 kHz / <0.0006 % at 20 kHz
• Intermodulation Distortion: <0.001 %
• Maximum Input Level BAL / SE: 9 Vrms (+21.3 dBu) / 4.5 Vrms (+15.3 dBu)
• Signal-to-Noise Ratio (A wtd): 130 dB (133 dBA)
• Crosstalk (BAL / SE): -143 dB (100 Hz) / -140 dB (1 kHz) / -124 dB (10 kHz)
• PHONO SECTION (0DB GAIN, BYPASS MODE, XLR2 IN, MAIN XLR OUT)
• RIAA Deviation (20 Hz – 20 kHz): < 0.2 dB
• Selectable Load for MM Type (47 k II): 50, 100, 150, 200, 250, 300, 350, 400, 450 pF
• Load for MC (Low Output): 7.5, 10, 33, 50, 82, 100, 330, 1k Ω
• Load for MC (High Output): 47 kΩ
• MM, MC (HIGH OUTPUT)
• Gain: 41.5dB
• SNR: 86 dB (93 dB A-wtd)
• Max Input Level: 11 dB (20 Hz) / 23 dB (1 kHz) / 34 dB (10 kHz)
• MC (LOW OUTPUT)
• Gain: 60 dB
• SNR: 68 dB (74 dB A-wtd)
• Max Input Level: 12 dB (20 Hz), 31 dB (1 kHz), 52 dB (10 kHz)
• HEADPHONE OUTPUT
• Power (nominal input. 0dB gain, 32 Ω load): 540 mW
• Output Impedance: 6.8 Ω
• FILE FORMATS + 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
• 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: 2 pairs + 1 sub, 1 pair + 1 sub pair)
• SE / RCA: 5 (configurable: 2 pairs + 1 sub, 1 pair + 1 sub pair)
• AUTOMATION
• DC Triggers In / Out: 2 sets
• CAN Bus: 1 set in / out
• RS-232 over RJ-45: 1

Full Classé Range Available

Unilet Sound & Vision are official retail partners for Classé, providing sales, advice and assistance on their entire range of high-quality products. Please do get in touch if you would like a demonstration or wish to purchase.

More Information

• Delta PRE Preamplifier, by Classé

Additional information

Brand

Classé

The original and lauded DR-2 Classé amplifier was an unconventional product - a stereo amp of only 25W working in Class A.

This inspired the company name and inspired those music lovers with the good fortune to own one. For many, it felt as if they truly started listening to music after buying their first Classé amplifier.

Today, the company bring their unique, uncompromising approach through to their new Delta Series of premium hi-fi amplifiers Book a demonstration today, and Start Listening.