Tag: audio technology

  • In short – What is Audyssey Room Correction?

    In short – What is Audyssey Room Correction?

    Audyssey Room Correction is a sophisticated audio technology designed to optimize the sound quality in a room by automatically analyzing and correcting its acoustic characteristics. It is commonly used in home theater systems, audio receivers, and other audio equipment to enhance the audio playback experience.

    The primary purpose of Audyssey Room Correction is to overcome the negative impact of a room’s acoustic properties on sound reproduction. Every room has its unique characteristics that can introduce problems such as uneven frequency response, standing waves, reflections, and resonances. These issues can lead to audio imbalances, muddiness, and a lack of clarity.

    Audyssey Room Correction
    Audyssey Room Correction?  photo: Pixabay 

    Audyssey Room Correction employs advanced algorithms and measurement techniques to address these problems. The process typically involves using a microphone to capture test tones emitted by the audio system, which are then analyzed to determine the room’s acoustic profile. The system then applies digital signal processing techniques to adjust the audio output, compensating for the room’s acoustic deficiencies and delivering a more accurate and balanced sound.

    One of the key features of Audyssey Room Correction is its ability to correct the frequency response across the audible spectrum. It identifies peaks and dips in the frequency response caused by the room’s resonances and standing waves and applies precise equalization to smooth out these irregularities. This results in a more even and natural sound reproduction, allowing the listener to hear the audio as intended by the content creator.

    Another important aspect of Audyssey Room Correction is its ability to address room reflections. By analyzing the timing and intensity of reflected sounds, the technology can adjust the audio delay and phase to minimize the negative impact of these reflections. This helps to create a clearer soundstage and improve the localization of audio elements, enhancing the overall immersive experience.

    Audyssey Room Correction has gained recognition for its effectiveness in optimizing audio quality, particularly in challenging listening environments. While it cannot completely transform a poorly designed room into an acoustically perfect space, it significantly improves the sound reproduction within the limitations of the room’s characteristics.

    It’s worth noting that Audyssey Room Correction is not the only room correction technology available, and different audio equipment may incorporate their proprietary systems. However, Audyssey has been a prominent name in the industry and has been widely adopted by manufacturers in various audio products.

    Audyssey has recently introduced the MultEQ Editor App as its newest addition to the product lineup. This app offers audio enthusiasts the opportunity to enhance and personalize their surround sound experience by refining and customizing their system’s setup. Available as an optional extra, the MultEQ Editor App is compatible with both iOS and Android smartphones and tablets.

    With the MultEQ Editor App, users gain full control over every aspect of their system’s configuration, allowing for detailed tuning and customization of the sound. While the automatic software makes initial adjustments, this app enables users to fine-tune and make precise adjustments according to their preferences. By taking advantage of this level of control, users can address specific room-related issues and tailor the surround experience to their liking.

    The MultEQ Editor App empowers users to go beyond the default settings and delve into the finer details of their audio setup. It provides a user-friendly interface that enables adjustments to be made with ease. Whether it’s equalization, timing, or other audio parameters, the app puts the power in the hands of the user to create a more optimized and personalized audio environment.

    By utilizing the MultEQ Editor App, audio enthusiasts can elevate their listening experience by maximizing the potential of their audio system. It offers a convenient and intuitive way to fine-tune the audio performance, ensuring that every aspect of the sound reproduction aligns with their specific preferences and room characteristics.

    In summary, Audyssey’s MultEQ Editor App is a valuable tool for audio enthusiasts seeking to refine and customize their surround sound experience. By granting users complete control over their system’s configuration, the app allows for precise adjustments, addressing room-related issues, and tailoring the audio performance to individual preferences. With this app, users can optimize their audio system and unlock its full potential, resulting in a truly immersive and personalized listening experience.

    Audyssey Room Correction is an advanced audio technology that helps to overcome the negative impact of a room’s acoustic properties on sound reproduction. By analyzing and correcting the frequency response, addressing room reflections, and applying precise equalization, it enhances the overall audio quality, resulting in a more accurate and enjoyable listening experience.

  • Sennheiser Ambeo 3D Soundbar – Impressive!

    Sennheiser Ambeo 3D Soundbar – Impressive!

    The Sennheiser Ambeo 3D soundbar is a high-end soundbar system designed to provide immersive and lifelike 3D sound for home theater and music applications. It uses advanced signal processing algorithms, specialized drivers, and multiple speakers to create a three-dimensional soundstage that places sounds precisely around the listener.

    The Sennheiser Ambeo 3D soundbar supports a variety of audio formats, including Dolby Atmos, DTS:X, and MPEG-H, and is compatible with a wide range of devices, including TVs, Blu-ray players, and gaming consoles. It also features a range of connectivity options, including HDMI, Ethernet, Wi-Fi, and Bluetooth.

    Sennheiser Ambeo 3D soundbar
    Sennheiser Ambeo 3D soundbar – photo

    The soundbar itself features a sleek and modern design, with a brushed aluminum finish and a minimalist appearance that blends in well with most home theater setups. It also includes a remote control and a smartphone app that allows users to adjust various settings, such as volume and sound profile, from their mobile devices.

    Overall, the Sennheiser Ambeo 3D soundbar is a high-end audio product that provides exceptional sound quality and a highly immersive listening experience. It is designed for audiophiles and home theater enthusiasts who demand the highest quality sound and advanced features from their audio equipment. However, due to its high cost and advanced features, it may not be suitable for all users or budgets.

    The Sennheiser Ambeo 3D soundbar features a variety of inputs that allow it to be connected to a wide range of audio and video devices. It has a total of four HDMI inputs and one HDMI output, which support the latest 4K and HDR video formats, as well as audio formats such as Dolby Atmos and DTS:X. In addition to HDMI, it also has an optical audio input and an analog audio input, which can be used to connect other audio sources such as CD players, turntables, or older audio devices. Finally, the Sennheiser Ambeo 3D soundbar also features Wi-Fi and Bluetooth connectivity, which allow for wireless audio streaming from smartphones, tablets, and computers. Overall, the Sennheiser Ambeo 3D soundbar offers a wide range of inputs and connectivity options, making it a versatile and flexible audio solution for home theater and music applications.Sennheiser Ambeo 3D soundbar

    The Sennheiser Ambeo 3D soundbar supports both Dolby Atmos and DTS:X, which are two of the most advanced surround sound technologies available today. These formats allow for a highly immersive listening experience, with sound objects placed accurately around the listener, creating a sense of three-dimensional space.

    Dolby Atmos uses a unique object-based audio technology that enables sounds to be placed and moved around the listener in a three-dimensional space. This provides a highly realistic and immersive listening experience, with sound effects and music coming from all around the listener. The Sennheiser Ambeo 3D soundbar is capable of reproducing Dolby Atmos content through its advanced signal processing algorithms and specialized drivers.

    DTS:X is another object-based audio technology that allows for immersive sound experiences, with sounds placed and moved around the listener in a three-dimensional space. The Sennheiser Ambeo 3D soundbar is also capable of reproducing DTS:X content through its advanced signal processing and specialized drivers.

    Overall, the support for both Dolby Atmos and DTS:X in the Sennheiser Ambeo 3D soundbar ensures that users can enjoy a highly immersive and lifelike listening experience, with sound objects placed precisely around them, creating a sense of depth and realism that traditional surround sound systems cannot match.

    Sennheiser Ambeo 3D soundbar Specifications:

    Amplifier
    13x class D Amplifiers
    Total audio power
    500 W (peak)
    Total number of speakers
    13
    Audio processing
    DualCore 1,2 GhZ ARM Cortex A7, 2x Dual Core 500 MHz SHARC DSP
    Voltage range
    100-240V ~ 50/60Hz
    Woofers
    6x 4″ Cellulose Sandwich Cones
    Tweeters
    5x 1″ Tweeters Aluminium Cones
    Full range
    2x 3,5″ Top Facing Full Range
    Frequency response
    30 Hz – 20kHz (-3dB)
    HDMI TV (eARC) OUT
    eARC (HDMI 2.1)
    HDMI settings
    control: CEC
    HDMI video formats
    up to 4K (60 Hz), Full HD, MHL 2.1
    HDMI encoding
    HDCP 1.4
    HDMI power supply
    for accessories (external devices): 5 V ⎓, 1 A
    OPT IN
    1x S/PDIF, sampling rates: up to 192 kHz
    AUX IN
    1x Stereo RCA sockets
    USB
    USB socket (type A), for power supply for accessories (external devices): 5 V ⎓, 1 A;
    Subwoofer SW Pre-OUT
    1x Mono RCA, max. 2 V
    Microphone input for room calibration
    1 x 2.5 mm jack socket, mono
    Services
    Google Chromecast built-in, UPnP, AirPlay 2, Spotify Connect, TIDAL Connect
    Max power
    250W
    Eco standby
    1,9W (Default)
    Smart standby
    5,5W
    Setup consumption
    2,3W
    Temperature range (operation)
    operation: 0 °C to +45 °C, storage: -20 °C to +70 °C
    Relative humidity (operation)
    operation: 20 to 85 %, storage: 10 to 95 %
    Display
    status LED, AMBEO LED, Graphic OLED with brightness sensor
    Dimensions (with feet)
    approx. 1.26 x 13.5 x 17.1 mm incl. feet
    Dimensions (without feet)
    approx. 1.26 x 13.5 x 17.1 mm without feet
    Weight
    approx. 18.5 kg
    WiFi
    WiFi Standard IEEE 802.11 a/b/g/n/ac
    WiFi transmission system
    2 x 2 MIMO
    WiFi transmission frequency
    2,400 MHz to 2,483.5 MHz / 5,170 MHz to 5,835 MHz
    WiFi modulation 2.4 GHz
    CCK, DQPSK, DBPSK für DSSS / 64QAM, 16QAM, QPSK, BPSK for OFDM
    WiFi modulation
    Modulation 5 GHz band: 64QAM, 16QAM, QPSK, BPSK
    Bluetooth output power
    100 mW (max)
    Bluetooth version
    4.2, class 1, BR/EDR, BLE
    Bluetooth transmission frequency
    2,400 MHz to 2,483.5 MHz
    Bluetooth modulation
    GFSK, π/4 DQPSK, 8DPSK
    Bluetooth profiles
    A2DP, AVRCP, GATT
    Bluetooth output power
    10 mW (max)
    Bluetooth Audio Codec
    AAC, SBC
    Bluetooth pairing option
    Near Field Communication (NFC)
    ETHERNET
    1x RJ-45 socket, 100/10 MBit
    Audio format / Codec
    DSD, MP3, AAC/HE-AAC, LPCM, FLAC, AIFF, ALAC, Vorbis, Dolby Atmos Music, Sony 360 Reality Audio / .mp3, .m4a, .aac, .mp4, .3gp, .wav, .flac, .aiff, .aif, .m4a, .ogg