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    Classe Audio Delta Pre Preamplifier
    Classe Audio Delta Pre Preamplifier
    Classe Audio Delta Pre Preamplifier
    Classe Audio Delta Pre Preamplifier
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    Classe Audio Delta Pre Preamplifier

    Rs. 999,999.00 Rs. 995,999.00
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    Classe Audio Delta Pre Preamplifier
    Rs. 995,999.00
    Delivery & Return

    Shipping info

    Return Policy: We will gladly accept returns for any reason within 30 days of receipt of delivery.

    Availability: Ships anywhere in the United States

    Processing Time: Allow 3-4 business days processing time for your order to ship.

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    Classe Audio Delta Pre Preamplifier
    Rs. 999,999.00 Rs. 995,999.00
    0% OFF

    Product Description

    • Features a network, USB, AES/EBU, coax and optical inputs with optional HDMI and XLR and RCA inputs.
    • Short signal paths to minimise signal interference
    • Custom-made Navcom feet absorb and reduce vibrations.
    • Comes with a high-performance onboard MC/MM Phono stage supports up to two phono inputs.
    • Features a 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.

    IN THE BOX
    Sales Package Delta Pre Preamplifier and User Documentation
    General
    Brand Classe-Audio
    Model Delta Pre
    Color black
    Specifications
    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)

    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
    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
    Dimension
    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 (18.7 kg)
    Net Weight
    29.8 lbs (13.5 kg)
    Warranty
    Warranty Type Manufacturers
    Warranty Period 1 Year

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