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NAD C 328 Hybrid Digital DAC Amplifier

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SKU: NAC328
WARNING: for more information go to http://www.P65Warnings.ca.gov

The NAD C 328 integrated amplifier delivers must-have features like a phono stage, while adhering to NAD's unwavering commitment to exquisite sound.

    $599.00
    $599.00
    In Stock
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    2019, 2020, & 2022 Editors’ Choice Award - The Absolute Sound


    An Unwavering Commitment to Exquisite Sound

    For 45 years, NAD Electronics has introduced aspiring audiophiles to the vast world of hi-fi. From its flagship Masters Series, to its budget-friendly Classic Series, NAD has a component for everyone. Following in the footsteps of some of NAD’s greatest units, the NAD C 328 delivers the most fundamental of features, while firmly adhering to NAD’s unwavering commitment to exquisite sound.

    The C 328 can wirelessly connect to any smartphone, tablet, or Bluetooth-enabled device within range, to give you a seamless listening experience. Featuring a MM phono input, the C 328 breathes new life into vinyl LPs, thanks in part to NAD’s innovative Hybrid Digital amp technology. The C 328 also features a headphone amplifier, letting you connect your favorite headphones and settle back into your own world of detailed sound. Although more modest in comparison to other Classic Series amplifiers, the C 328 will fit perfectly into your existing system and bring you the musical nirvana you’ve been searching for.

    Getting the Basics Right

    When it comes to Classic Series amplifiers, no feature is overlooked. Low noise circuits, precise volume control action, and accurate channel balance are all key characteristics of the C 328. With the added bonus of proper input and output impedance traits, plus high overload margins and stability with difficult speaker loads, the C 328 is the best choice for audiophiles who are just starting to build their dream systems. The C 328 also includes a MM phono stage with precisely correct RIAA equalization, high overload margins, extremely low noise, and an innovative circuit to suppress infrasonic noise that is present on all LPs, all without affecting bass response.

    Versatility in Spades

    The line inputs of the C 328 can accommodate all kinds of analog source components. It offers ideal input impedance attributes with linear, ultra-low noise buffer amplifiers to prevent any sonic degradation caused by improper loading of the source device. The C 328 also features a separate headphone amplifier with low output impedance and very high output voltage capability, enough in fact to drive even high impedance studio monitor headphones. The low impedance line outputs can also connect to a subwoofer to further extend the versatility of the C 328.

    Ready for Streaming

    With support for Bluetooth, you can instantly connect and listen to the music service of your choice, or wirelessly stream music and playlists stored directly on your smartphone, tablet or computer. Plus, with its high performance digital circuitry, Bluetooth streaming has never sounded as good as it does with the C 328.

    Sophisticated Power

    Since moving away from old-fashioned linear power supplies and Class AB output stages, NAD has developed even better performing circuits based on switch mode power supplies and Class D output stages. Once thought to be inferior to traditional topologies, NAD’s advanced work in this area has led to some of the best performing amplifiers on the market today. These new designs are linear over a wide bandwidth and provide consistent performance into all speaker loads, delivering a dramatic advancement.

    The power supply of the C 328 is able to provide over 100 watts of audio output when needed. The C 328 can operate with any AC mains voltage from 100V to 240V and provides pure DC power to all of its various stages. This extremely efficient supply also provides near perfect regulation of voltage across a wide range of conditions and provides a solid noise-free foundation for the amplifying stages.

    The C 328 uses a customized version of the proven Hypex UcD output stage. This allows for massive power with nearly immeasurable distortion and noise in the audible range. Every detail of this design has been carefully crafted and perfectly executed to wring out the best performance possible. The perfect starter amp for audiophiles and music lovers alike, the C 328 will flawlessly deliver NAD’s signature flexibility and expansive power.

    Product Features

    • 50W x 2 Continuous Power into 8 or 4 Ohms
    • Support for Bluetooth
    • MM Phono Input
    • Analog Line Inputs
    • SPDIF Coax and Optical Inputs
    • Subwoofer Out
    • Headphone Amplifier
    • Bass EQ
    • IR Remote

    Product Specs

    Analog In/Headphone Out

    • THD (20 Hz – 20 kHz): <0.005 % at 1 V out
    • Signal-to-Noise Ratio: >100 dB (A-weighted, 32 ohms, ref. 2V out, unity gain)
    • Frequency response: ±0.3 dB (20 Hz – 20 kHz)
    • Output impedance: 11 ohms

    Analog In/Subwoofer Out

    • THD (20 Hz – 20 kHz): <0.005 % at 1 V out
    • Signal-to-Noise Ratio: >100 dB (A-weighted, 32 ohms, ref. 2V out, unity gain)
    • Frequency response±: 0.2 dB (20 Hz – 20 kHz)
    • Output impedance: 200 ohms

    Analog In/Speaker Out

    • THD (20 Hz – 20 kHz): <0.03 % (100 mW to 40 W, 8 ohms and 4 ohms)
    • Signal-to-Noise Ratio: >95 dB (A-weighted, 500 mV input, ref. 1 W out 8 ohms)
    • Frequency response: ±0.3 dB (20 Hz – 20 kHz)

    Phono In/Speaker Out

    • THD (20 Hz – 20 kHz): <0.03 % (200 mW to 40 W, 8 ohms and 4 ohms)
    • Signal-to-Noise Ratio: >75 dB with IHF MM cartridge (A-weighted, ref. 5mV input 1 kHz and 1W output in 8 ohms)
    • Frequency response (RIAA deviation): ±0.3 dB (20 Hz – 20 kHz)
    • Note: The RIAA response is consistent with a pre-emphasis that is rolled off at 50kHz by a second order filter, such as used in Neumann cutting lathes

    Dimensions and Weight

    • Dimensions (W x H x D): 17-1/8 x 2-13/16 x 11-1/4″
    • Weight: 10.8 lbs.

    Product Warranty

    2 Years Parts & Labor NAD Electronics Warranty Information

    2019, 2020, & 2022 Editors’ Choice Award - The Absolute Sound


    2022 High-End Audio Buyer’s Guide | Integrated Amplifiers Under $5,000 - The Absolute Sound

    "The C 328 acquits itself excellently in nuance and resolution. With rock and driving jazz, it displays a lot of punch, kick, drive, and swing. Subjectively, noise and distortion are extremely low, the presentation notable for its clarity and articulation without appearing in the least analytical. A tremendous bargain and a worthy successor to NAD's legendary 3020 integrated amplifiers."

    - The Absolute Sound High-End Audio Buyer's Guide 2020


    "NAD expands upon its 40 – year history of making great-sounding and affordable integrated amplifiers with the stunning new C 328. Paul Seydor describes why the $549 C 328 may be all the amplifier many of us will ever need – and why NAD’s new C 546BEE CD player is relevant in today’s streaming world."

    "The C 328 astonished me the day I first turned it on, and astonished I remained day in, day out during the evaluation period….my high enthusiasm for the C 328 is due in part to the sheer "wow" factor of its small size/low price vis-a-vis its astonishingly big performance."

    "This sliver of an amplifier is super clean, exceptionally transparent, highly detailed, extremely low in perceived distortion and noise, and so disproportionately dynamic and stable under very demanding conditions that its size and power rating, paradoxically, soon disappeared from my mind."

    - Paul Seydor, The Absolute Sound, February 2019


    2022 Recommended Components - Stereophile

    "The NAD C 328 Hybrid Digital integrated amplifier easily met the challenges I set it, making sweet music with minimum fuss. It's picky about the equipment it prefers to associate with, but benefited from its good phono stage and even better DAC, displaying excellent retrieval of information both micro and macro. Its bass frequencies were warm and full, if not extended or particularly focused. I've heard integrateds at this or higher prices with brawnier sound, but none that provided so much music for so little money. Playing LPs or CDs or streaming Bluetooth, the NAD C 328 was a consummate overachiever that never failed to please, given recordings that were up to the task."

    "In these penny-pinching, frightening times, that's something to shout 'Get happy!' about."

    - Ken Micallef, Stereophile, September 27, 2018

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