Classe Audio Delta Pre 2 Stereo PreAmp with HEOS

Now featuring built-in HEOS streaming, the Classe Audio Delta PRE MKII Preamplifier by Classé will deliver perfectly balanced audio to downstream Delta components. The foundation of your perfect system, Delta PRE MKII is designed to connect to a range of sources, exacting the highest performance from every recording, whether analog or digital. Available in Anodised Aluminium finish only. MKII upgrade module also available for existing Delta PRE owners.

Classe Audio Delta Pre 2 Key Features:

• Network, USB, AES/EBU, Coaxial, 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.
• 0.25 dB 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 is available to all analog sources.
• Pass thru mode.
• Harmony between minimal design and unrivalled performance.
• Luxurious anodised aluminium body.
• Adjustable brightness, responsive touchscreen display.
• Perfectly complements other components in the Delta family.

Classe Audio Delta pre 2 Specifications:

• Dimensions (W x D x H): 444 x 448 x 120 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)
• DAC SECTION
• Frequency Response: 5 Hz – 90 kHz
• THD: <0.0015 % (20 Hz – 20 kHz)
• Dynamic Range: 124 dB
• SNR: 125 dB (dBA)
• HEADPHONE OUTPUT
• Power (nominal input. 0dB gain, 32 Ω load): 540 mW
• Output Impedance: 6.8 Ω
• POWER REQUIREMENTS
• Standby: 0.2 W
• Wake (on LAN): 3.1 W
• Nominal: 35 W
• Max Power (with HDMI Board): 55 W
• 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/
• 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 etc)
• SE / RCA: 5 (configurable: 2pairs + 1sub, 1pair + 1sub pair etc)
• AUTOMATION
• DC Triggers In / Out: 2 sets
• CAN Bus: 1 set in / out
• RS-232 over RJ-45: 1