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NAD Masters M33 BluOS Streaming DAC Amplifier
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In its simplest form, the M33 BluOS™ enabled DAC/amplifier is an ultra-high-performance streaming amplifier with superb audiophile sound. As a BluOS enabled component, the M33 can be combined with other players in a BluOS ecosystem of wirelessly networked music players throughout the home for an outstanding whole-home audio system. With the employment of the new Purifi Eigentakt™ Hybrid Digital amplifier technology, the M33 follows NAD’s long-standing tradition in identifying and developing cutting-edge amplification technology. With a minimum of 200W per channel on tap, the result is lifelike performance, exemplified by ultra-low distortion and noise.

FEATURES

  • BluOS Streaming DAC Amplifier
  • HybridDigital™ Purifi Eigentakt™ Amplifier Technology
  • Continuous Power: 200W into 8/4 Ohms
  • Dynamic Power: 300W into 8 Ohms, 550W into 4 Ohms
  • 32-Bit/384kHz ESS Sabre DAC
  • Dirac Live Room Correction
  • Colour 7” TFT touch display
  • 2 x MDC Slots for Future Expansion
  • Wireless control with Apple AirPlay 2 and aptX HD Bluetooth Integration
  • Comprehensive digital and analogue connectivity including MM/MC phono and HDMI eARC
  • Wide variety of music services integrated and supported by BluOS, including Tidal, Amazon Music HD, Deezer, Qobuz, Spotify and TuneIn – the world’s music is available at your fingertips
  • BluOS growing ecosystem of compatible brands that tightly integrate hardware and software for an exceptional user experience
  • BluOS apps for iOS, Android, MacOS, Windows
  • Seamless integration with leading smart home control systems including Crestron, Control4, RTI, URC, Elan, Lutron, iPort and others

    TECHNICAL SPECS

    AMPLIFIER SECTION

    • Rated output power (ref. 20 Hz-20 kHz at rated THD, both channels driven)
    • >200 W into 8 ohms >380 W into 4 ohms
    • Rated output power, Bridge mode (ref. 20 Hz – 20 kHz at rated THD)
    • >700 W into 8 ohms
    • Input sensitivity
    • 865 mV (ref. 200W 8 ohms, Volume maximum)
    • THD (20 Hz – 20 kHz)
    • <0.003 % (1W to 200 W, 8 ohms and 4 ohms)
    • Signal-to-Noise ratio
    • >98 dB (A-weighted, ref. 1 W out in 8 ohms)
    • >120 dB (A-weighted, ref. 200 W out in 8 ohms)
    • Clipping power
    • >210 W (0.1 % THD 1 kHz 8 ohms)
    • IHF dynamic power
    • 8 ohms: 260 W
    • 4 ohms: 520 W
    • Peak output current
    • ≥25 A (in 1 ohm, 1 ms)
    • Damping factor
    • >800 (ref. 8 ohms, 20 Hz to 6.5 kHz)
    • Frequency response
    • ±0.2 dB (20 Hz -20 kHz)
    • -3 dB at 60 kHz

    PREAMPLIFIER SPECIFICATIONS

    • LINE IN
    • Input Impedance (r and c)
    • 47kΩ/180pF
    • Input Sensitivity
    • 280mV (ref. 500mV out, Volume Maximum)
    • Maximum input level 20Hz-20Khz
    • 2 Vrms/8 Vrms (low sensitivity mode)
    • Tone Controls
    • Treble: ±10dB at 10kHz Bass: ±10dB at 100Hz
    • Max Output Signal
    • 4Vrms (ref. 0.1% THD)
    • PREOUT
    • Maximum output level
    • 3.9 Vrms (ref. 0.1% THD)
    • Signal-to-Noise ratio
    • >120 dB (A-weighted, ref. 2 V out)
    • Output impedance
    • 100 ohms
    • SUBOUT
    • Maximum output level
    • 1.1 Vrms (ref. 0.1 % THD 100Hz)
    • Signal-to-Noise ratio
    • >102 dB (20 Hz-20 kHz, ref. 1V out)
    • THD+N
    • <0.005 % (refer 1.1 V 20 Hz-200 Hz)
    • Output impedance
    • 680 ohms
    • PHONO
    • Input sensitivity
    • MM: 1.2 mV
    • MC: 100 µV
    • Input impedance (R and C)
    • MM: 56 kohms/100 pF
    • MC: 100 ohms/280 pF
    • Signal to noise ratio (ref. 2 V Preout A-weighted)
    • MM: >92 dB
    • MC: >76 dB
    • THD+N (ref 2V Preout 1kHz)
    • MM: <0.003 %
    • MC: <0.02 %
    • RIAA response accuracy MM/MC
    • ±0.2 dB 20 Hz -20 kHz
    • HEADPHONES
    • Output Impedance
    • 2.2ohms
    • Output power
    • >100 mW/32 ohms


    BluOS SECTION

    • AUDIO
    • Supported audio file format*
    • MP3, AAC, WMA, OGG, WMA-L, ALAC, OPUS
    • Supported high- resolution audio file format*
    • FLAC, MQA, WAV, AIFF
    • Sampling rate
    • up to 192 kHz
    • Bit depths
    • 16 – 24
    • CONNECTIVITY
    • Network connectivity
    • Gigabit Ethernet RJ45
    • Wi-Fi 5
    • Supported network file share protocol
    • Server Message Block (SMB)
    • USB
    • 1 x Type-A port for connection to USB memory stick (FAT32 or NTFS formatted) and supported peripherals
    • Bluetooth quality
    • aptX HD 5.0
    • Bluetooth connectivity
    • Two-Way (Receive and Headphone modes)
    • USER INTERFACE
    • Supported operating system**
    • Music playback from network shares on the following desktop operating systems: Microsoft Windows XP, 2000, Vista, 7, 8 to current Windows Operating Systems and macOS versions**
    • Mobile Application
    • Free BluOS Controller App available for download from the respective App stores of Apple iOS devices (iPad, iPhone and iPod), Android devices, Kindle Fire and Windows or macOS desktops
    • Front panel
    • 7-inch full colour touch screen
    • Remote control
    • HTRM 2 remote control
    • POWER CONSUMPTION
    • Auto Standby ON <0.5W
    • Idle Power <40W
    • DIMENSIONS AND WEIGHT
    • Dimensions WxHxD:  435 x 133 x 396 mm (17 1/8 x 5 1/4 x 15 5/8”)
    • Net Weight: 9.7kg (21.4lb)
    • Shipping Weight: 18.4kg (40.6 lb)





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