SPA25 Prisma User Guide

  • Contents

    • Technical specification

    Loudspeaker outputs

    Nine channels

    Front (left and right – assignable)
    Center
    Surround (left and right)
    Height (left and right – assignable)
    Surr back (left and right – assignable)

    Output power

    90W all channels driven 4 and 8 ohms
    810W max power from all the channel at the same time
    145W 8Ω per channel (two channels driven)
    250W 4Ω per channel (two channels driven)
    290W 8Ω per channel (bi-amp mode using two outputs per speaker)
    405W 4Ω per channel (bi-amp mode using two outputs per speaker)

    Output impedance

    < 0.03Ω

    Gain

    42.5dB

    Performance

    Frequency response

    20Hz – 22kHz +0.2/-0.5dB (no EQ)

    THD+N 20Hz-20kHz, 8Ω

    < 0.08% @ rated output power
    < 0.02% @ 10W

    Signal to noise ratio

    > 100dB (8Ω; A weighted at rated power)

    Analog outputs

    2 x RCA (left and right)
    1 x RCA (centre)
    2 x RCA (subwoofer – parallel)

    Gain

    16.5dB

    Maximum output level

    4V

    Output impedance

    100Ω

    Analog inputs

    5 x RCA (left and right) with 7.1 input option

    Input Impedance

    15kΩ

    Input sensitivity

    90W 8Ω = 185mV

    Audio processing

    Decoding formats

    Dolby Atmos
    Dolby Digital
    Dolby TrueHD
    Dolby Plus
    Dolby Surround
    DTS X
    DTS
    DTS ES
    DTS Neo:6
    DTS HD Master Audio
    DTS HD High Res Audio
    MULTI/2 CH PCM/LPCM

    Additional Modes

    Bypass, Stereo, Party (all channels driven)
    Dolby Surround: movie, music, night
    DTS Neural X

    11 channel processing

    With assignable channels and Front Left and Right outputs allowing for:

    7.1.2 and 5.1.4 configurations
    5.1.2 configuration with bi-amped Front Left/Right channels
    7.1.4 configuration with addition of a stereo amp for front speakers

    Dirac Live EQ enabled

    Limited Bandwidth subscription included,
    Updateable to Full Bandwidth subscription

    Digital inputs

    Digital to analog Conversion

    Chip set: 2 x ESS 9026PRO

    Inputs

    2 x TOSLINK (optical) up to 192kHz/24 bit; DoP 64/2.8MHz (bypass mode)
    1 x RCA up to 192kHz/24 bit; DoP 64/2.8MHz (bypass mode)
    1 x USB-B up to 768kHz/32 bit; DSD 512/22.6MHz; DoP 256/11.2MHz

    Video inputs and outputs

    Inputs: 4 x HDMI 2.0b
    Outputs: 2 x HDMI 2.0b – one each eARC and Aux

    Matrix switching

    OSD
    3D and 4K UHD pass-through:
    HDCP 2.2
    RGB
    YCbCr: 4:4:4; 4:2; 4:2:0
    Dolby Vision, HDR, and HDR10+

    Prisma Network Player (audio only)

    Audio formats

    WAV, AIFF, FLAC, ALAC, MP3, MP4 (AAC), WMA, OGG, DSD

    Inputs

    USB-A: up to 192kHz/24 bit; DSD 128/5.6MHz
    AirPlay2®
    Bluetooth®
    Chromecast built-in®
    Spotify Connect® (Spotify HiFi Ready)
    UPnP/DLNA

    LAN:

    Up to 192kHz/24 bit; DSD 128/5.6MHz
    Data transfer rate: 10/100Mbit

    WLAN

    Up to 192kHz/24 bit; DSD 128/5.6MHz
    IEE 802.11: 5GHz a/n/ac; 2.4GHz b, g, n
    Data transfer rate: maximum of physical layer rate of 390 Mbp

    General

    Power consumption

    Standby:

    ECO < 0.5W
    Normal < 6W
    HDMI Pass-Through < 40W

    Operating:

    < 55W (left and right channel only)
    < 85W (all channels)

    Dimensions

    430 x 420 x 142mm (WxDxH) with knobs and connectors
    430 x 382 x 142mm (WxDxH) without knobs and connectors

    Weight

    12kg

    Colour options

    Black and Titanium

     

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