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Zv7 18

3500 Watt

Zv7 18

Technical Highlights

  • RMS power 3500 watts, maximum power 7000 watts, Xmax 42 mm.
  • Impedance 1.96 ohms, sensitivity 91.582 dB, BL 23.647 NA.
  • Impedance 3.84 ohms, FS 30.399 Hz, Mms 582.893 grams.
  • More technical details
€2,699.99
€2,699.99 €2,699.99
2% discount with credit card
including VAT plus shipping
Variant: D1 (2x1 Ohm)
Expected Sep 14 to Sep 16 with you.
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A Sundown Audio Zv7 18 black subwoofer with embossed branding on the base and 3500W RMS power, shown on a plain white background.
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Product description

Discover the Sundown Audio Zv7 18, a powerful Subwoofer that impresses with an RMS power of 3500 Watts and reaches a maximum power of up to 7000 Watts. With a size of 18" (46 cm), it offers an enhanced sound experience for your sound system thanks to its high-quality materials and robust construction. The Subwoofer, available at the Masori shop, impresses with impedances of 1.96 Ohms and 3.84 Ohms, as well as other technical features such as a sensitivity of 91.582 dB and an Xmax of 42 mm, which ensure outstanding sound.

Features

  • Watt RMS: 3500
  • Watt Max: 7000
  • Impedance D1 (Ohms): 1.96
  • Impedance D2 (Ohms): 3.84
  • FS D1 (Hz): 30.824
  • FS D2 (Hz): 30.399
  • VAS D1 (L): 33.273
  • VAS D2 (L): 35.564
  • Qes D1: 0.412
  • Qes D2: 0.364
  • Qms D1: 5.919
  • Qms D2: 5.607
  • Qts D1: 0.385
  • Qts D2: 0.342
  • Le D1 (mH): 1.829
  • D2 (mH): 3.716
  • BL D1 (NA): 23.647
  • BL D2 (NA): 34.26
  • Mms D1 (Grams): 606.05
  • Mms D2 (Grams): 582.893
  • Cms D1 (uM/N): 43.9942
  • Cms D2 (uM/N): 47.022
  • Sens D1 (dB @ 1w/1m): 91.582
  • Sens D2 (dB @ 1w/1m): 89.316
  • Xmax: 42mm

Frequently Asked Questions about Zv7 18

What is the power of the Sundown Audio Zv7 18 Subwoofer?

The Sundown Audio Zv7 18 features an impressive RMS power of 3500 watts, while its maximum power reaches an astonishing 7000 watts. These high power ratings allow the subwoofer to reproduce deep tones with powerful bass. With its size of 18 inches and the use of high-quality materials, it produces a wide sound spectrum that optimally supports even demanding music genres like electronic music or hip-hop. This not only maximizes volume but also improves sound quality, making the Zv7 18 an ideal choice for music lovers.

What is the impedance of the Sundown Audio Zv7 18 with different coil configurations?

The subwoofer offers two impedance options: In the D1 coil configuration, the impedance is 1.96 ohms, while in the D2 configuration, it reaches 3.84 ohms. This flexibility in choosing the impedance allows you to optimally match the subwoofer to your amplifier's requirements. A lower impedance can provide higher power output and volume, while a higher impedance may be beneficial for more precise sound reproduction. The right settings play a crucial role in tuning complex sound systems.

What Thiele-Small parameters characterize the Sundown Audio Zv7 18 Subwoofer?

The Sundown Audio Zv7 18 offers a variety of Thiele-Small parameters that define its acoustic performance. These include Fs D1 at 30.824 Hz and D2 at 30.399 Hz, which represent the resonance frequencies. The Q factors such as Qes D1 at 0.412 and Qes D2 at 0.364 provide information about electrical damping. The values for Qms and Qts illustrate mechanical damping and total damping. Other parameters like BL D1 at 23.647 NA and BL D2 at 34.26 NA measure the driving force of the voice coil. Each of these values affects efficiency and sound quality.

What is the significance of sensitivity in the Sundown Audio Zv7 18?

The sensitivity of the Sundown Audio Zv7 18 is 91.582 dB in the D1 configuration and 89.316 dB in D2, measured at a sound pressure of 1 Watt/1 Meter. These values are crucial for understanding the volume in relation to the power input. A higher sensitivity means that the Subwoofer can play louder with less power, which is particularly advantageous when the Amplifier has limited output. This feature can help you optimally configure your sound system, especially when efficiency is a key concern.

What role does the Xmax value play in the Zv7 18?

The Xmax value of the Sundown Audio Zv7 18 is 42 mm, which describes the maximum displacement of the diaphragm before distortion occurs. This displacement capability is crucial for reproducing low frequencies, as it allows the Subwoofer to move larger volumes of air, thus producing stronger bass. Especially with music pieces featuring intense bass lines, you can benefit from this generous Xmax. It enables clear and distortion-free sound even at high volumes, significantly enhancing the listening experience.

What frequencies can the Sundown Audio Zv7 18 Subwoofer cover?

The Zv7 18 is optimized for low-frequency ranges and achieves deep frequencies with its specific parameters, such as Fs D1 of 30.824 Hz and Fs D2 of 30.399 Hz, ideal for genres with strong bass. These resonance frequencies indicate at which frequencies the Subwoofer resonates on its own without being driven. Combined with the aforementioned Xmax and sensitivity values, it is capable of delivering rich and robust bass even at low frequencies, ideal for home and car audio systems that need to cover a wide sound spectrum.

How do the VAS values affect the performance of the Sundown Audio Zv7 18?

The VAS values, i.e., 33.273 L in D1 and 35.564 L in D2, measure the equivalent volume of air that has the same spring rate as the suspension of the Subwoofer. These values are important indicators of how well the Subwoofer can perform in different enclosure types. Larger VAS values mean a softer suspension that requires larger enclosure volumes. These values help you choose the right enclosure for your specific sound requirements and are a significant parameter when tuning complex audio systems.

What is the significance of the Qes and Qms values for the Sundown Audio Zv7 18?

The Qes values (0.412 for D1 and 0.364 for D2) and Qms values (5.919 for D1 and 5.607 for D2) describe the electrical and mechanical damping of the Subwoofer. Qes is relevant for the driver impedance and helps assess the electrical behavior in the energy circuit, while Qms analyzes the mechanical suspension in terms of losses. Together, these yield the Qts, which characterizes the overall damping behavior of the Subwoofer. These parameters are important for determining the optimal setup, especially when precision in the low-frequency range is required.

Is the Sundown Audio Zv7 18 Subwoofer compatible with my car?

Due to its impressive size of 18 inches and specific installation requirements, the compatibility of the Sundown Audio Zv7 18 Subwoofer depends on your trunk and vehicle dimensions. Although no specific vehicle brands or models are mentioned, it is advisable to measure the space in the trunk or the intended installation unit to ensure that the Subwoofer fits. When integrating into existing sound systems, the connections and enclosure resonance frequency should also be considered to ensure seamless integration and optimal sound reproduction.

How do I optimally install the Sundown Audio Zv7 18 Subwoofer?

For the optimal installation of the Sundown Audio Zv7 18, it is crucial to know the dimensions of your vehicle's interior or enclosure accurately. Make sure to choose the appropriate enclosure volume that is compatible with the VAS values to achieve the best sound quality. The placement of the Subwoofer, whether in the trunk or in a separate enclosure, significantly affects the sound. A stable fit and secure wiring are important to minimize vibrations and avoid technical failures. Proper alignment allows for ideal sound radiation.

Manufacturer information/responsible person

JR Labs
Rainer Jakob
Heinrich-Hertz-Straße 13 A
46325 Borken
Germany

Contact: jakobrainer@jr-labs.eu