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ProblemsProblemswithwithDigitalDigitalConversionConversion

RX-D702

In digital audio, music is processed in digital form. The music played by musicians in a recording studio or a concert hall is picked up by a microphone and recorded in digital form, to be released for sale as packaged media, including CD. The consumers buy the CD to play on a CD player: the recorded music is converted from digital to analog for playback through an amplifier and speakers. The process of playing digital music involves analog/digital conversion and digital/analog conversion as shown below.

Process of Playing Digital Music

The sound quality of a signal depends on the following two factors when the signal is converted from analog to digital.

Quantization wordlength (bits), which determines resolution or the expression of music in the amplitude domain.

Sampling frequency, which determines the frequency response or the expression of music in the frequency domain.

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JVC RX-D402, RX-D702, RX-D401 manual ProblemsProblemswithwithDigitalDigitalConversionConversion

RX-D401, RX-D402, RX-D702 specifications

The JVC RX-D702, RX-D402, and RX-D401 are remarkable receivers that exemplify JVC's commitment to delivering high-quality audio and advanced technology for home entertainment. Each model presents distinct features while maintaining a strong foundation of performance, making them suitable for various listening needs.

The JVC RX-D702 serves as a flagship model, offering exceptional audio quality and a plethora of connection options. It supports Dolby Atmos and DTS:X, providing an immersive sound experience that enhances movies, music, and games. The receiver supports 4K HDR video pass-through, ensuring high-resolution visuals. Featuring Wi-Fi connectivity, the RX-D702 allows instant streaming from various music services and seamless integration with smart home devices. The intuitive on-screen interface and remote app make navigation simple, providing users with easy access to settings and configurations.

In standby mode, the RX-D702 features low power consumption, a key consideration for eco-minded consumers. The model also showcases a robust power rating, ensuring it delivers dynamic sound with strength and clarity across different audio formats. Equipped with multiple HDMI inputs, audio and video signal routing becomes effortless, making it a perfect solution for multi-device setups.

The JVC RX-D402 is designed for users who desire powerful audio features without the extensive capabilities of the RX-D702. While it doesn’t support the latest surround sound formats like Dolby Atmos, it provides excellent stereo sound with a solid power output. The RX-D402 includes essential streaming services and Bluetooth connectivity, allowing users to enjoy music wirelessly from devices. Its compact size makes it ideal for smaller rooms where space may be a limitation.

Lastly, the RX-D401 remains a user-friendly receiver, appealing to budget-conscious consumers who still want quality performance. It offers essential audio performance and basic connectivity options, including Bluetooth and USB inputs. The RX-D401 is perfect for casual listeners who enjoy music without the complexity of advanced surround sound formats.

In summary, the JVC RX-D702, RX-D402, and RX-D401 offer a variety of features and technologies, catering to all kinds of audio preferences. From the high-end capabilities of the RX-D702 to the straightforward functionality of the RX-D401, JVC's receivers ensure impressive sound quality tailored to different environments and user needs.