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Sundown Audio

LCS-10 V2

10" (25cm) flat subwoofer

Normal price 145,17€
Normal price 189,00€ selling price 145,17€
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Highlights

  • RMS power 300 watts, impedance 2x4 ohms, Xmax 14mm one-sided.
  • Ventilated magnetic gap, aluminum voice coil former.
  • Specially manufactured frame, high-quality push terminals.
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brand: Sundown Audio
Delivery time:
Available, in 2-5 days with you
Number:
Piece
Watt RMS:
300
Subwoofer Type:
ferrite
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The subwoofers of the Sundown Audio LCS series, which includes the Sundown Audio LCS-10 V2 10" (25cm) flat subwoofer, are known for their impressive bass reproduction and high reliability. Typical entry-level subwoofers are heavily limited in terms of linear excursion, mechanical robustness, and thermal performance - these are all aspects that Sundown Audio has taken to the next level in the Sundown LCS series. The refreshed v.2 update features a completely new, custom-made frame, push terminals, a rubber mounting gasket, and improved glitter cables.

A double-stacked magnetic structure and an extremely long voice coil allow for a class-leading linear x-max of 14 mm in one direction, in addition to high mechanical distances (over 2" peak-to-peak). The large coil, combined with the vented gap, the beveled pole shoe design, and the optimized pole venting, gives the LCS series impressive thermal performance. Mechanical stability and durability are ensured by the strong paper diaphragm, the robust foam surround, and a high-quality spider with fully attached lead wires. All critical areas of subwoofer durability have been taken into account to the maximum possible level in this category.

properties

  • Xmax = 14mm unilateral at 70% BL
  • RMS power = 300 watts
  • Ventilated magnetic gap
  • Ventilated pole piece with beveled edges for improved air-operated voice coil cooling
  • Specially manufactured and ventilated, extra thick punched steel frame
  • Black 2" vibrating coil holder made of aluminum for excellent heat dissipation
  • High-temperature 4-layer copper winding wire
  • High-quality push terminals
  • Sewn-on, flat tinsel lines to prevent fatigue and failure
  • Optimized for small, closed enclosures

Technical Data

  • Impedance: D4 (2x4 Ohm)
  • RE (Ohm) 7.140
  • FS (Hz) 34,642
  • VAS (L) 27,182
  • Qes 0.500
  • Qms 3,377
  • Qts 0.436
  • BL (NA) 19,313
  • Mms (Gramm) 120.124
  • Cms (uM/N) 175,713
  • Sensitivity (dB @ 1w/1m) 85.4
  • Sealed housing 20 liters
  • Bass reflex enclosure 30 liters
    • Recommended tuning 35 Hz
    • Recommended connection area 130cm²
  • Depth 13.3cm
  • Outer diameter 26.6cm
  • Cutout 23.5cm
The Sundown Audio LCS-10 V2 has a maximum linear excursion of 14 mm on one side at 70% BL, which is made possible by its double-stacked magnet structure and long voice coil. This high Xmax value indicates that the subwoofer is designed with exceptional linear and mechanical displacement, making it ideal for convincing bass reproduction. The mechanical distances are remarkable, with over 2 inches from peak to peak. This allows for a wide physical movement range of the diaphragm without distortion. The linear excursion maximizes bass performance with minimal distortion and significantly expands the dynamic range of the system.
The ventilated magnetic structures in the Sundown Audio LCS-10 V2 maximize thermal efficiency and reduce the risk of overheating the voice coil during power peaks. The ventilated magnetic gap combined with the beveled pole shoe design allows for optimal cooling through improved air circulation around the voice coil. The system efficiently promotes airflow and reduces heat concentrations, significantly enhancing the performance and lifespan of the subwoofer. This design is particularly advantageous for ensuring continuous power handling and improved sound quality even at high volumes.
The Sundown Audio LCS-10 V2 subwoofer is optimized for use in compact, sealed enclosures, with a volume of 20 liters being ideal. For extended bass resonance, bass reflex enclosures with about 30 liters of volume and a tuning of 35 Hz are recommended. These configurations allow the subwoofer to deliver its best acoustic performance and ensure powerful, defined bass reproduction. The chosen enclosure volume affects the resonance characteristics and can be adjusted to support specific sound preferences. The enclosure size is a central element for sound quality.
The Sundown Audio LCS-10 V2 is equipped with a D4 impedance configuration, meaning it has two 4-ohm voice coils. This allows for flexible wiring options, either as 2 ohms in parallel or 8 ohms in series. The RE range is 7.140 ohms, which enables high power handling and controlled drive magnetism for precisely defined bass reproduction. This configuration offers versatility in integrating into different sound systems, as it is compatible with a variety of amplifiers that support different ohm values. However, ultimate performance depends on the correct amplification and wiring.
The voice coil of the Sundown Audio LCS-10 V2 features a black 2-inch aluminum former that ensures excellent heat dissipation and is wound with high-temperature resistant 4-layer copper wire. This technical design allows for high thermal loads and high power outputs without the risk of construction problems. The innovative gap ventilation further enhances cooling, improving overall efficiency. The capabilities of this voice coil increase the RMS power to 300 watts, ideal for powerful deep bass, without the risk of thermal failure during demanding musical passages. Stability during longer play times is also strengthened.
The high-quality push terminals of the Sundown Audio LCS-10 V2 enable safer, stable, and reliable connections that ensure easier installation and rewiring of the subwoofer. These terminals are designed to minimize contact resistance, leading to improved signal transmission. Push terminals are particularly suitable for flexible and quick connections, which is especially advantageous for users who frequently modify or check their audio components. Solid electrical connections are essential for interference-free transmission quality and longevity of audio systems. This prevents loose wiring from affecting performance.
The Sundown Audio LCS-10 V2 features several design elements that ensure its mechanical stability. Central elements include the strong paper cone and the robust foam surround. The cone provides the necessary stiffness to accurately translate vibrations, while the surround offers both flexibility and durability. A high-quality spider with fully attached lead wires further reinforces the structure against mechanical stress and failures. These features are crucial for maximizing the longevity of the subwoofer under load. Such technical details help maintain optimal acoustic results over long periods of use.
The Q-factor values of the Sundown Audio LCS-10 V2 indicate how well the subwoofer can amplify or attenuate certain frequencies. The Qes value of 0.500, Qms of 3.377, and Qts of 0.436 imply a balanced relationship between electrical and mechanical damping. These values significantly influence the bass reproduction qualities and the overall sound character of the subwoofer. A low Qts value, like that of the LCS-10 V2, supports tighter, more accurate bass reproduction, while higher values provide a more naturally sounding extension. These parameters strongly determine which enclosure type the subwoofer performs optimally in.
The Sundown Audio LCS-10 V2 has a mounting depth of 13.3 cm, an outer diameter of 26.6 cm, and a cutout size of 23.5 cm. These specific measurements are crucial when planning and preparing for installation, as they support compatibility with most standard boxes and enclosures. Its moderate depth makes the subwoofer suitable for compact installations without compromising sound performance. When placed in vehicle audio systems or home theater applications, these dimensions ensure that there is enough space for proper speaker positioning and optimal acoustic results.
The v.2 update of the Sundown Audio LCS-10 V2 brings significant improvements. It uses a completely new, custom-made frame that optimizes both stability and thermal efficiency. Additionally, it features rubber mounting seals for better vibration damping and improved tinsel leads that support structural integrity. The double-stacked magnet structure maximizes the excursion, while the voice coil ventilation and the beveled pole shoe design greatly enhance heat dissipation. These upgrades improve the overall performance and reliability of the LCS-10 V2 by increasing the bass reproduction capabilities and enhancing the mechanical resilience of the subwoofer.

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

Contact: jakobrainer@jr-labs.eu

Product Specifications


Manufacturer

Features


  • Highlights

    • RMS power 300 watts, impedance 2x4 ohms, Xmax 14mm one-sided.
    • Ventilated magnetic gap, aluminum voice coil former.
    • Specially manufactured frame, high-quality push terminals.
  • Uvp

    189.99

weight

4.5 kg

Watt RMS Load Capacity

300

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Your advantages with Masori


Impressive bass reproduction and maximum reliability – buy Sundown Audio LCS-10 V2 online

The Sundown Audio LCS-10 V2 10 subwoofer offers outstanding bass reproduction, which is the heart of the LCS series. With an RMS power output of 300 watts, powerful audio reproduction is guaranteed, even at high volumes. The impedance of D4 (2x4 ohms) allows for flexible adaptation to various audio systems and enhances the versatility of your setup. The Masori Lowest Price Guarantee makes purchasing from Masori particularly attractive, and by clicking on masori.de, you can secure quality at an unbeatable price.

Mechanical robustness through double-stacked magnet structure and long voice coil

These impressive subwoofers are constructed with a double-stacked magnet structure and an extremely long voice coil. This allows the Sundown Audio LCS-10 V2 to achieve a unidirectional x-max of 14 mm, leading the linear excursion in its class. This combination provides exceptional mechanical stability, ensuring reliable performance even under heavy loads. A lower x-max would diminish the dynamics of the bass response, while an even higher value often results in reduced cohesion in the sound quality.

Special ventilation mechanisms for improved thermal performance

The thermal efficiency of the Sundown Audio LCS-10 V2 is taken to a new level by the vented pole piece with chamfered edges and the innovative slotted venting. These features promote effective voice coil cooling, which not only improves performance but also extends the lifespan of the subwoofer. A lack of such ventilation mechanisms would dramatically increase the risk of overheating and thus the likelihood of failure.

Robust material selection for increased durability and stability

The 10 subwoofer utilizes a strong paper cone and a robust foam surround. These materials offer a perfect balance between flexibility and durability. Combined with a high-quality spider and fully bonded finned cables, they ensure long-term mechanical reliability. Alternatives with inferior materials increase the susceptibility to cracking, especially under intensive use.

Flexible installation variants with recommended housing volumes

Optimized for small, sealed enclosures with a volume of 20 liters and bass-reflex enclosures with a volume of 30 liters, the Sundown Audio LCS-10 V2 offers optimal adjustment options depending on the room conditions and listening preferences. The recommended tuning of 35 Hz maximizes the bass potential, ideal for lower frequencies without sound distortion. A larger volume than recommended could reduce precision, while a smaller volume would limit performance.

Innovative construction with custom-made steel frame

The extra-thick stamped steel frame, specifically designed for this subwoofer, provides exceptional stability and support. Ventilation within the frame contributes to improved cooling by ensuring continuous airflow. A thinner frame construction would compromise structural integrity, especially during bass-intensive playback.

Optimized connection terminals and an innovative voice coil former

The Sundown Audio LCS-10 V2's black 2 aluminum voice coil former ensures excellent heat dissipation, while the high-temperature-resistant 4-layer copper voice coil ensures consistent performance. High-quality push-in terminals facilitate installation and improve contact with the connecting cables. Lower temperatures and more stable connections prevent performance drops and guarantee consistent audit quality.

Frequency response and recommended crossover frequency for maximum sound depth

The subwoofer's frequency response, combined with the recommended footprint of 130 cm², delivers a dynamic listening experience in extremely low frequencies. A wider frequency response might compromise clarity, but this setup ensures the optimal balance between depth and precision without compromising audio quality.

High sensitivity and resonance frequency for impressive sound performance

With a sensitivity of 85.4 dB at 1W/1m, the Sundown Audio LCS-10 V2 delivers impressive sound quality even at low input voltages, while the resonant frequency of 34.642 Hz enhances bass intensity. Higher sensitivity values ​​would further increase efficiency in lower-power systems, but could also increase the need for tighter distortion controls.

High-quality materials such as aluminum and copper for best performance

The Sundown Audio LCS-10 V2 utilizes high-quality materials such as an aluminum voice coil former and a 4-layer copper voice coil wire. These materials contribute to increased heat dissipation and electrical stability. This means that the sound doesn't suffer during extended listening sessions, which can often be the case with inferior materials. Aluminum and copper are the preferred materials for subwoofers because they combine durability and high performance.

Quality assurance through sewn-on, flat tinsel ladder

The sewn-on, flat tinsel leads are designed to prevent fatigue and failure, a common problem with intensive use. These technological innovations ensure consistent performance and reliability throughout the Sundown Audio LCS-10 V2's lifetime. Since fatigue is one of the main factors leading to subwoofer failure, this design ensures a significantly extended service life. On-site installation in Frankfurt (Oder) – for a perfect fit. If you have any questions, our expert support FAQ & Help is available. You can also find other interesting articles and helpful tips in our Audio Blog .