SUB Woofer ON/OFF setting mode

Preparations

Sets whether the SUB WOOFER is used or not.

memo • Initial setting is “ON”.

• Setting the front speaker size to “Small” in the SPEAKER setting mode automatically locks the sub woofer in the “ON” position.

SIGNAL SELECT

ANALOG

SP A

Press % or ﬁ to select sub woofer ON or OFF.

Crossover frequency setting mode

Setting speakers to “Small” in “SPEAKER setting mode” sends the respective channels’ bass frequencies to the sub woofer (or “Large” speakers). This function lets you determine which frequencies will be sent to the sub woofer or “Large” speakers.

memo • Initial setting is “100 Hz”.

• If all speakers (front, center, and surround) are set to “Large” in SPEAKER setting mode, crossover frequency cannot be set. (∗∗∗ appears in the display.)

SIGNAL SELECT

ANALOG

SP A

Press % or ﬁ to specify the crossover frequency for your small speakers (100 Hz, 150 Hz or 200 Hz).

100 Hz

Sends bass frequencies below 100 Hz to the sub woofer (or Large speakers).

150 Hz

Sends bass frequencies below 150 Hz to the sub woofer (or Large speakers).

200 Hz

Sends bass frequencies below 200 Hz to the sub woofer (or Large speakers). We recommend setting 200 Hz when only small speakers are used.

LFE attenuator setting mode

Dolby Digital and DTS audio sources include ultra-low bass tones. Set the LFE attenuator as needed to prevent the ultra-low bass tones from distorting the sound from the speakers.

	memo	• Initial setting is “0 dB”.
	memo	• When ∞ is selected (∗∗ appears in the display), LFE is not available.

SIGNAL SELECT

ANALOG

SP A

Press % or ﬁ to set the attenuation level (0 dB, 10 dB or ∗∗ dB (∞)).

VSX-21 specifications

The Pioneer VSX-21 is a high-performance AV receiver that caters to both audiophiles and home theater enthusiasts. Known for its robust features, advanced technologies, and solid build quality, the VSX-21 offers an immersive audio-visual experience that enhances any entertainment setup.

One of the standout features of the VSX-21 is its support for multichannel audio formats. It is equipped with Dolby TrueHD and DTS-HD Master Audio, allowing users to experience high-definition sound that matches the quality of high-definition video. This capability make the VSX-21 an excellent choice for those who want to enjoy movies and music in their most dynamic and powerful form.

In terms of connectivity, the VSX-21 includes multiple HDMI inputs, offering seamless integration with modern devices such as Blu-ray players, gaming consoles, and streaming devices. With support for 4K pass-through, it ensures that users can enjoy ultra-high-definition content without sacrificing image quality. Additionally, the receiver features an advanced HDMI switching capability, enabling users to easily switch between different sources with just a single remote control.

Another significant characteristic of the Pioneer VSX-21 is its powerful amplification. With a significant output power, it can drive a wide variety of speakers, delivering rich sound even at high volumes. The receiver's Class D3 amplification technology further optimizes power efficiency, reducing energy consumption while maintaining impressive audio performance.

The VSX-21 also incorporates advanced audio calibration technology, such as Pioneer’s MCACC (Multi-Channel Acoustic Calibration System). This system automatically adjusts the audio settings based on the room’s acoustics, ensuring optimal sound quality regardless of the space in which the receiver is placed.

The user interface of the VSX-21 is intuitive, featuring an easy-to-navigate menu system that allows users to customize their audio and video settings. The front panel is well-designed, featuring direct access buttons and a large display that simplifies operation.

In summary, the Pioneer VSX-21 stands out in the crowded AV receiver market with its combination of advanced audio technologies, versatile connectivity options, and smart features such as audio calibration. It is a compelling choice for anyone looking to create an exceptional home theater system or simply elevate their music listening experience. With its ability to deliver cinematic sound and visual brilliance, the VSX-21 remains a reliable and high-performing component in any modern entertainment setup.

Pioneer VSX-21 manual SUB Woofer ON/OFF setting mode, Crossover frequency setting mode

Models: VSX-21