3. Auto Subwoofer
  5. Zv7 18
Sundown Audio Zv7 18 18" (46cm) Subwoofer
SKU:  Z v.7 18"-D1
3500 Watt

Zv7 18

SKU:  Z v.7 18"-D1

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
Incl. VAT , plus shipping
Variant: D1 (2x1 Ohm)
Estimated delivery Sep 14 to Sep 16.
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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 makes the Sundown Audio Z v.7 18" special in terms of performance?

The Sundown Audio Z v.7 18" impresses with an RMS power of 3500 watts and a maximum load capacity of 7000 watts. These performance specifications ensure that the Subwoofer delivers excellent sound quality even at high volumes. For audio enthusiasts, this means that even with intense use, there are no compromises in sound fidelity. With the use of high-quality materials, this Subwoofer is designed to deliver intense bass frequencies stably and without distortion. Especially if you enjoy listening to music loudly, you will be thrilled by the robustness and durability of the Sundown Audio Z v.7 18". The combination of modern technology and materials leads to a long lifespan and a listening experience at the highest level.

What impedance options does the Sundown Audio Z v.7 18" offer?

With the Sundown Audio Z v.7 18", you have the option to connect the Subwoofer to different types of amplifiers thanks to the D1 (1.96 Ohm) and D2 (3.84 Ohm) models. This flexibility in impedance opens up a wide range of connection possibilities to meet your individual sound preferences. The choice of impedance allows you to specifically influence the sound profile to achieve either a more precise bass response or higher efficiency. Thus, you can optimally tune the Subwoofer to your existing audio system, resulting in a customizable sound image in practice. This versatility makes the Z v.7 18" an ideal choice for discerning audiophiles.

What is the significance of the Thiele-Small parameters for the Sundown Audio Z v.7 18"?

The Thiele-Small parameters such as FS, Qes, Qms, and Qts are crucial for the sound characteristics of the Sundown Audio Z v.7 18". With an FS D1 of 30.824 Hz and FS D2 of 30.399 Hz, the Subwoofer reproduces deep bass. The Qes value of 0.412 (D1) and 0.364 (D2) affects the electrical damping, while Qms of 5.919 (D1) and 5.607 (D2) describes the mechanical damping. A low Qts value of 0.385 (D1) or 0.342 (D2) indicates that the Subwoofer is optimized for a sealed or vented enclosure arrangement. The interplay of these parameters results in deep bass reproduction with high precision, designed for demanding listening sessions.

What dimensions should be considered for the installation of the Sundown Audio Z v.7 18"?

When installing the Sundown Audio Z v.7 18", the external dimensions of the Subwoofer are crucial for successfully placing it in the vehicle. The Subwoofer has a diameter of 18", which requires sufficient volume in the trunk or in a specially made box. To achieve maximum sound enjoyment, attention should be paid to a suitable installation position that minimizes vibrations and allows for direct sound distribution. Additionally, the installation depth and the distance to other components in the vehicle are important factors that must be considered during installation. A proper installation allows for the full sound potential of the Subwoofer to be utilized and the sound environment to be individually adjusted.

How does the Xmax of the Sundown Audio Z v.7 18" affect performance?

The Sundown Audio Z v.7 18" comes with an Xmax, which is a maximum linear excursion of 42mm. This value indicates how far the speaker diaphragm can move without distortion. More excursion means that more air is displaced, resulting in deeper and more powerful bass. A larger Xmax is particularly beneficial if you like to listen to music loudly and want to feel the bass frequencies. The Xmax value of the Z v.7 18" ensures that even at extreme volumes, the accurate reproduction of low frequencies is maintained, producing a powerful sound with high level stability. Thus, the Subwoofer is optimal for reproducing bass-intensive music genres.

What is the sensitivity of the Sundown Audio Z v.7 18", and why is it important?

The sensitivity of the Sundown Audio Z v.7 18" is 91.582 dB (D1) and 89.316 dB (D2), measured at 1 Watt/1 meter. This value indicates how loud the Subwoofer plays at a given amplifier power. Higher sensitivity means that the speaker requires less amplifier power to achieve the same volume, which plays a role in selecting the appropriate amplifier. In practice, higher sensitivity leads to more efficient energy conversion and can enhance the overall performance of the audio system. The Z v.7 18" is thus designed to develop impressive sound volume even with less powerful amplifiers, which is particularly advantageous for mobile sound applications.

What role does the BL value play in the Sundown Audio Z v.7 18"?

The BL value, measured in Neumeter per Ampere (NA), is 23.647 (D1) and 34.26 (D2) for the Sundown Audio Z v.7 18". It describes the strength of the electromagnetic field in the gap of the speaker that moves the coil. A high BL value means that the speaker can generate a stronger electromagnetic force, leading to more precise control of the diaphragm movement. This increases sound precision and efficiency. The differences in the D1 and D2 values allow for adjustments based on the application to adapt the Subwoofer to different amplifier powers and sound preferences. This adaptability makes the Z v.7 18" particularly valuable for customized audio system solutions.

How does the total quality (Qts) affect the sound of the Sundown Audio Z v.7 18"?

The total quality, or Qts, of the Sundown Audio Z v.7 18" is 0.385 (D1) and 0.342 (D2). This parameter is crucial for the design of the enclosure in which the Subwoofer operates. A low Qts value, like in this model, means that the Subwoofer works optimally in a smaller bass reflex or sealed enclosure. This results in tight and precise bass reproduction. Particularly for listeners who value clean and fast bass response, a low Qts value is advantageous. By precisely tuning the enclosure parameters, the sound can be adjusted to individual preferences, making the Z v.7 18" particularly versatile.

What compatibility options are there for the Sundown Audio Z v.7 18" in different vehicles?

The Sundown Audio Z v.7 18" is best suited for vehicles with enough space for large audio components due to its size. A suitable vehicle should provide enough room in the trunk or rear area for the 18" Subwoofer and enclosure to fit comfortably. It is important to ensure that the cover and ventilation at the back of the Subwoofer are not obstructed by vehicle parts during installation. For some car models, it may be necessary to create a custom enclosure to ensure the best possible sound and optimal safety while driving.

Why is the Mms value significant for the performance of the Sundown Audio Z v.7 18"?

The Mms value, which indicates the moving mass of the speaker in grams, is 606.05 (D1) and 582.893 (D2) for the Sundown Audio Z v.7 18". A higher moving mass allows the Subwoofer to produce deeper frequencies with more authority, resulting in more intense bass. In conjunction with an adequate Amplifier, the Z v.7 18" offers outstanding control over the bass range, which is particularly evident in complex musical pieces. The Mms adjustments in the D1 and D2 variants allow for targeted tuning of the speaker to the specific requirements of your audio system configuration for optimal sound.

Manufacturer information / responsible person

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

Contact: jakobrainer@jr-labs.eu