M33 BluOS® Streaming DAC Amplifier
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.
Key Features
- BluOS Streaming DAC Amplifier
- HybridDigital Purifi Eigentakt™ Amplifier Technology
- Continuous Power: 200W into 8/4 Ohms
- 32-BIT/384kHz ESS Sabre DAC
- Dirac Live Room LE Correction*
- Colour LCD touch display
- BluOS multi-room Integration
- 2 x MDC Slots for Future Expansion
- Wireless control with AirPlay 2 and aptX HD Bluetooth Integration
- Comprehensive digital and analog connectivity including HDMI eARC
- Integrates seamlessly with leading smarthome control systems
- MDC (Modular Design Construction) offers ability to upgrade to future digital formats as they become available. Two MDC slots provided.
- CI friendly- RS232 Serial Control Port. Trigger In/Out.
- IR In with learning function
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 | |
Input Impedance (r and c) (LINE IN) | 47kΩ/180pF |
Input Sensitivity (LINE IN) | 280mV (ref. 500mV out, Volume Maximum) |
Maximum input level 20Hz-20Khz (LINE IN) | 2 Vrms/8 Vrms (low sensitivity mode) |
Tone Controls (LINE IN) | Treble: ±6 dB at 10kHz Bass: ±6 dB at 100Hz |
Max Output Signal (LINE IN) | 4Vrms (ref. 0.1% THD) |
Maximum output level (PREOUT) | 3.9 Vrms (ref. 0.1% THD) |
Signal-to-Noise ratio (PREOUT) | >120 dB (A-weighted, ref. 2 V out) |
Output impedance (PREOUT) | 100 ohms |
Maximum output level (SUBOUT) | 1.1 Vrms (ref. 0.1 % THD 100Hz) |
Signal-to-Noise ratio (SUBOUT) | >102 dB (20 Hz-20 kHz, ref. 1V out) |
THD+N (SUBOUT) | <0.005 % (refer 1.1 V 20 Hz-200 Hz) |
Output impedance (SUBOUT) | 680 ohms |
Input sensitivity (PHONO) | MM: 1.2 mV, MC: 100 µV |
Input impedance (R and C) (PHONO) | MM: 56 kohms/100 pF, MC: 100 ohms/280 pF |
Signal to noise ratio (ref. 2 V Preout A-weighted) (PHONO) | MM: >92 dB, MC: >76 dB |
THD+N (ref 2V Preout 1kHz) (PHONO) | MM: <0.003 %, MC: <0.02 % |
RIAA response accuracy MM/MC (PHONO) | ±0.2 dB 20 Hz -20 kHz |
Output Impedance (HEADPHONES) | 2.2ohms |
Output power (HEADPHONES) | >100 mW/32 ohms |
BluOS SECTION | |
Supported audio file format* (AUDIO) | MP3, AAC, WMA, OGG, WMA-L, ALAC, OPUS |
Supported high- resolution audio file format* (AUDIO) | FLAC, MQA, WAV, AIFF |
Sampling rate (AUDIO) | up to 192 kHz |
Bit depths (AUDIO) | 16 – 24 |
Network connectivity (CONNECTIVITY) | Gigabit Ethernet RJ45, Wi-Fi 5 |
Supported network file share protocol (CONNECTIVITY) | Server Message Block (SMB) |
USB (CONNECTIVITY) | 1 x Type-A port for connection to USB memory stick (FAT32 or NTFS formatted) and supported peripherals |
Bluetooth quality (CONNECTIVITY) | Support for aptX® HD |
Bluetooth connectivity (CONNECTIVITY) | Two-Way (Receive and Headphone modes) |
Supported operating system** (USER INTERFACE) | 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 (USER INTERFACE) | 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 (USER INTERFACE) | 7-inch full colour touch screen |
Remote control (USER INTERFACE) | 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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