PHASE - These buttons allow you to optimize the subwoofer performance for the location and your listening position. Select the switch position at which you hear the most bass. The light will blink according to the following schedule:

0 degrees

1 blink

90 degrees

2 blinks

180 degrees

3 blinks

270 degrees

4 blinks

LIGHT - If you wish, you can deactivate the blue front panel lights on your DLS-R unit. To do this, press the LIGHT button on your remote. The light will turn off. To reactivate the light, press the LIGHT button again.

NIGHT - Night mode limits the maximum output of the subwoofer for later night listening or to be more considerate of close neighbors. Press the night button to turn the night mode feature on or off. Night mode, when active, is indicated by the reduced intensity of the light.

VOLUME Control - This control allows you to balance the output from the subwoofer to the main speakers in your system. This control should be set to achieve similar volume level from between both the main speakers and subwoofer. When pressing volume up or down, the speed at which the power light blinks indicates subwoofer volume - the faster the blinking, the louder the unit plays.

Note: The volume can also be adjusted via the buttons on the back panel of the subwoofer. These buttons have the same effect as pressing the up and down volume buttons on your remote.

PRESETS - There are 4 presets, consisting of Movies, R&B – Rock, Jazz – Classical, and Games. As a preset is chosen, the light flashes the corresponding number of times. The presets provide the following characteristics for bass reproduction:

Movies:

Maximum output and impact for explosions

 

and other action adventure movie content.

R&B – Rock:

Provides the driving bass found in today’s

 

rock music.

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Velodyne Acoustics DLS-3500R, DLS-5000R, DLS-3750R, DLS-4000R user manual Other action adventure movie content
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DLS-3500R, DLS-4000R, DLS-3750R, DLS-5000R specifications

Velodyne Acoustics has long established itself as a leader in audio technology, providing an extensive range of high-quality subwoofers, and the DLS series exemplifies this commitment. The DLS-3750R, DLS-4000R, DLS-3500R, and DLS-5000R subwoofers are designed to deliver powerful and clear bass, making them ideal for both home theater and high-fidelity audio enthusiasts.

The DLS series is built on Velodyne’s innovative engineering principles, featuring advanced digital signal processing (DSP) technology. This allows for precise tuning and optimization of sound performance, ensuring that users experience the best audio fidelity possible. Each model in the series boasts a unique combination of powerful amplifiers and high-performance drivers, which work together to produce deep, rich bass tones without distortion.

One of the standout features of these subwoofers is their robust build quality. The cabinets are constructed from dense MDF material, minimizing vibration and enabling clean sound reproduction. The series also includes high excursion woofers that ensure they can produce low frequencies with impressive accuracy, making them responsive to dynamic audio signals.

The DLS-3750R features a 375-watt peak power rating, providing ample punch for medium-sized rooms. In contrast, the DLS-4000R ramps up the performance with a 400-watt peak, making it suitable for larger spaces. The DLS-3500R, with its impressive 350-watt output, offers an excellent balance between size and power, while the DLS-5000R tops the lineup with an astounding 500-watt peak capacity, allowing it to fill even the most expansive environments with profound bass.

Each model also includes a variety of connectivity options. Featuring RCA inputs for easy integration into both two-channel and multi-channel systems, they accommodate a range of home audio setups. Additionally, the DLS series supports adjustable phase and low-pass filters, enabling users to customize their listening experience according to personal preferences and room acoustics.

In summary, the Velodyne Acoustics DLS series subwoofers—DLS-3750R, DLS-4000R, DLS-3500R, and DLS-5000R—represent a sophisticated blend of technology, performance, and build quality. With their advanced DSP technology, substantial power ratings, and versatile connectivity, they cater to audiophiles seeking exceptional low-frequency sound. Whether for enjoying music or enhancing movie experiences, these subwoofers offer the impressive bass response that Velodyne is renowned for, making them a worthy addition to any sound system.
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