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Sundown Audio

LCS-12 V2

12" (30cm) flat subwoofer

179,13€
199,00€ 179,13€
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Highlights

  • RMS power: 300 watts, impedance: 6.9 ohms, BL: 20.073 NA.
  • Linear displacement: 14 mm, sensitivity: 87.4 dB @ 1w/1m.
  • Ventilated magnetic gap, beveled pole piece for cooling.
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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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Sundown Audio-LCS-12 V2-12" (30cm) Flachsubwoofer-masori-kaufen
179,13€
199,00€ 179,13€

The subwoofers of the Sundown Audio LCS series, which includes the Sundown Audio LCS-12 V2 12" (30cm) 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 key areas of subwoofer durability have been taken into account to the maximum possible level in this category.

properties

  • Xmax = 14mm in one direction at 70% BL
  • RMS power = 300 watts
  • Ventilated magnetic gap
  • Ventilated pole piece with beveled edges for improved air-operated 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

  • LCS V.2 12"D4
  • RE (Ohm) 6.9
  • FS (Hz) 33.442
  • VAS (L) 52,522
  • Qes 0.548
  • Qms 3,684
  • Qts 0.477
  • The (mH) 3.15
  • BL (NA) 20,073
  • Mms (Gramm) 152.328
  • Cms (uM/N) 14.869
  • Sensitivity (dB @ 1w/1m) 87.4
  • Sealed housing 28 liters
  • Bass reflex enclosure 50 liters
    • Recommended tuning 35Hz
    • Recommended port area 170cm²
  • Depth 13.5cm
  • Outer diameter 32cm
  • Cutout 28.2cm
The Sundown Audio LCS-12 V2 stands out due to its exceptional linear excursion and thermal performance. It features a linear x-max of 14 mm in one direction, achieved through the dual magnet structure and the extended voice coil. Its specially crafted steel frame with ventilation optimizes the cooling of the voice coil, ensuring high mechanical and thermal resilience. Compared to typical entry-level subwoofers, the LCS-12 V2 demonstrates superior performance in stability and durability, thanks in part to a strong paper cone and a robust foam surround.
The sound characteristics of the LCS-12 V2 are significantly influenced by its technical specifications. With a resonance frequency (Fs) of 33.442 Hz and a Vas value of 52.522 liters, the subwoofer is optimized for impressive bass reproduction. The Qts of 0.477 indicates that it is ideal for small, sealed enclosures, which enhances the pressure and precision of the bass. The BL factor of 20.073 and the sensitivity of 87.4 dB at 1W/1m further contribute to the effectiveness of its bass performance. Together, these technical features provide precise and powerful bass reproduction.
The thermal performance of the LCS-12 V2 is optimized by several aspects. The high-temperature 4-layer copper wire and the black 2-inch aluminum voice coil former provide excellent heat dissipation, which supports the longevity of the subwoofer. The ventilated magnetic gap and the specially beveled pole piece design further enhance the air cooling of the voice coil. This prevents overheating and sustainably supports performance under high load, significantly exceeding the thermal performance limits of conventional subs. These features promote consistently high subwoofer performance even under intense use.
The mechanical robustness of the LCS-12 V2 is ensured by a variety of design elements. A strong paper membrane combined with a high-quality spider with attached lamella cables provides it with stability. Its extra thick stamped steel frame, completely new and specially manufactured, significantly contributes to robustness by ensuring structural integrity. The robustly constructed foam surround also supports mechanical load capacity. Thus, the LCS-12 V2 can operate optimally even under demanding conditions. These features make the LCS-12 V2 particularly resistant to mechanical stresses.
When installing the LCS-12 V2, certain dimensions must be observed to ensure an optimal fit. The outer diameter is 32 cm, and the required cutout measures 28.2 cm in diameter. With a mounting depth of 13.5 cm, the enclosure must be deep enough to ensure a secure installation. This data is particularly important when installing in a vehicle to ensure that there is sufficient space available, especially when placing it in the trunk or under the seat. The dimensions of the enclosure must match a recommended volume of 28 liters (sealed) or 50 liters (bass reflex).
The effective voice coil cooling in the Sundown Audio LCS-12 V2 subwoofer is ensured by several design components. The ventilated magnet gap and the beveled pole piece significantly improve air circulation. These vents facilitate the rapid and effective dissipation of heat from the coil, even under high load. Additionally, the voice coil former is made of aluminum, which provides extra heat dissipation. Together with the use of a 4-layer high-temperature copper wire, the voice coil cooling is elevated to a high level and the lifespan is extended.
For the LCS-12 V2 subwoofer, specific enclosure types are recommended to maximize bass quality. An ideal choice is a sealed enclosure with a volume of 28 liters; this type optimizes bass performance for pressure and precision. Additionally, a bass reflex enclosure with a volume of 50 liters and a recommended tuning of 35 Hz can be used. The latter produces deeper bass with higher volume. The recommended port area is 170 cm² to ensure optimal airflow. These enclosure parameters are crucial to fully exploit sound quality and performance.
The Thiele/Small parameters are essential for understanding and optimizing the performance of the LCS-12 V2 subwoofer. The Qts value of 0.477 indicates that it is well-suited for smaller, sealed enclosures, while the Vas of 52.522 liters characterizes the air volume that the subwoofer utilizes. The Fs value of 33.442 Hz indicates the resonance frequency at which the sub naturally vibrates, significantly affecting the bass reproduction. Together with a BL value of 20.073 and a Cms of 14.869 uM/N, these parameters form the technical foundation to optimally tune the LCS-12 V2 for precise subwoofer use.
The voice coil structure of the LCS-12 V2 consists of a high-temperature 4-layer copper coil with a diameter of 2 inches. This structure allows for handling high electrical power, which directly affects sound quality and volume. The aluminum voice coil former ensures effective heat dissipation, keeping the coil cool under load and reducing thermal distortion. This design allows the subwoofer to handle a continuous RMS power of 300 watts at maximum efficiency, improving longevity and ensuring consistent, high-quality music playback.
The high-quality push terminals of the LCS-12 V2 subwoofer significantly simplify the connection and installation process. These terminals provide a secure and reliable connection for the speaker cables, ensuring stable signal flow and preventing unnecessary contact loss. The push terminals also allow for quick connection and disconnection of the cables, which is particularly useful when the subwoofer needs to be removed frequently, such as for transport. These practical connections thus support an effortless yet professional installation of the LCS-12 V2 in a variety of environments and applications.

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

Contact: jakobrainer@jr-labs.eu

Product Specifications

Manufacturer

Sundown Audio

Product type

12" (30cm) flat subwoofer

Features

  • Highlights

    • RMS power: 300 watts, impedance: 6.9 ohms, BL: 20.073 NA.
    • Linear displacement: 14 mm, sensitivity: 87.4 dB @ 1w/1m.
    • Ventilated magnetic gap, beveled pole piece for cooling.

  • Uvp

    199.99

weight

6.5 kg

Watt RMS Load Capacity

300

configurators

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The Sundown Audio LCS-12 V2: Impressive bass reproduction for beginners

The Sundown Audio LCS-12 V2 subwoofer is the perfect entry-level option for bass lovers, setting the standard in the entry-level subwoofer category. With an RMS power rating of 300 watts, this subwoofer stands out, offering consistency and reliability in performance that many others in this price range can't deliver. The 14 mm linear excursion in one direction ensures you experience deep, rich bass. This specification allows the subwoofer to operate at higher volumes without distortion, something rare in entry-level car hi-fi. Other features include the custom-crafted frame and push-in terminals, which ensure simple and reliable connections. Another highlight is the Masori lowest price guarantee, which means you can always buy this subwoofer at the best price online at masori.de.

Thermal performance and cooling of the LCS-12 V2 subwoofer ensure longevity

The thermal performance of the Sundown Audio LCS-12 V2 is maximized by the large, aluminum-enclosed voice coil and vented pole piece. This combination counteracts overheating and ensures long-lasting performance from the subwoofer. The chamfered edges improve airflow within the structure, resulting in more efficient cooling. High-temperature 4-ply copper voice coil wire is also used, ensuring durability under high thermal loads. These features are critical to extending the lifespan of the subwoofer and are unparalleled for entry-level models, whose thermal performance is often limited due to smaller designs.

Mechanical stability and robustness through optimized design of the 12 subwoofer

The LCS-12 V2's custom-built and vented, extra-thick stamped steel frame provides a solid foundation for the subwoofer, while the paper cone delivers fantastic response. Supported by a robust foam surround and a high-quality spider with fully bonded finned cables, this subwoofer is mechanically engineered for durability. This combination means the subwoofer is not only durable but also remains remarkably stable under demanding operating conditions. Such components are often priced higher, making it a superior entry-level subwoofer in the Sundown Audio LCS series.

Optimized linear excursion and electrical parameters of the Sundown LCS-12 V2 subwoofer

The Sundown Audio LCS-12 V2 is characterized by its linear excursion of 14 mm in one direction. Linear x-max is key to achieving the lowest frequencies without distortion, as it allows the driver to produce a wide-ranging impact. The electrical resistance RE is 6.9 ohms, allowing the current flow through the coil to be precisely controlled. With a Qts of 0.477, the subwoofer performs excellently in small, enclosed enclosures and bass reflex systems. These values ​​ensure controlled transitions between the electrical and mechanical parameters, optimizing energy efficiency during operation.

Precisely determined frequency response and conclusion about the sonic performance of the 12 woofer

Thanks to its optimized tuning at 35 Hz, the Sundown Audio LCS-12 V2 subwoofer delivers impressive bass performance. The frequency response is flat and well-controlled, ensuring a smooth transition between bass and higher frequencies. The recommended enclosure volumes, 28 liters for sealed and 50 liters for ported enclosures, give the woofer great flexibility. This allows for impressive adaptability to optimally support various mobile audio systems. The sensitivity of 87.4 dB @ 1W/1m also promotes signal pickup without wasting additional amplification resources.

Specific enclosure recommendations for the Sundown Audio LCS-12 V2

The Sundown Audio LCS-12 V2 subwoofer is optimally designed for a 28-liter sealed enclosure, providing powerful and precise bass reproduction. Alternatively, a 50-liter bass reflex enclosure can be used for even more powerful low-frequency reproduction. With a recommended port area of ​​170 cm² and tuned at 35 Hz, the subwoofer's performance is maximized. The enclosure design maximizes the sound energy by maximizing the LCS-12 V2's freedom of movement while significantly reducing internal resonances.

Double stacked magnet structure and its effects on bass reproduction

The use of a double-stacked magnet structure in the Sundown Audio LCS-12 V2 gives the subwoofer improved magnetic control. This effect supports the precise movement of the diaphragm, generates increased force, and extends the effective range of the driver chassis. The result is cleaner and more powerful bass, which is particularly noticeable in dense music productions. The BL value, which settles at 20.073 NA, is an outstanding feature for the efficient conversion of electrical to mechanical energy, making the subwoofer a market leader in its class.

Sundown Audio quality and construction ensure outstanding performance

The high-quality construction of the Sundown Audio LCS-12 V2 utilizes, among other things, the black aluminum voice coil former to optimize heat dissipation. Since temperature is one of the main causes of subwoofer performance degradation, this measure ensures continuous, undistorted playback. Push terminals facilitate connection thanks to their robust contact surface, ensuring constant connectivity. All this, combined with the stitched flat tinsel leads, which stand for flexibility and durability, results in a complete package that redefines the standards for value and performance.

Dimensions of the LCS-12 V2 and their impact on installation options

With a depth of 13.5 cm, an outer diameter of 32 cm, and a cutout of 28.2 cm, the Sundown Audio LCS-12 V2 subwoofer offers a well-conceived geometry for easy installation. The subwoofer's proportions allow for flexible installation in various vehicle models without sacrificing functionality due to space limitations. Despite its extensive features, the subwoofer remains compact, making it an ideal choice for vehicles with limited space. Understandably, these dimensions were developed to perfectly balance performance with ease of installation. The LCS-12 V2 subwoofer series from Sundown Audio combines high-quality components into a single unit that delivers captivating bass in every aspect. Experience the quality with on-site installation in Frankfurt (Oder) or with expert support (FAQ & Help ). Discover more about the audio performance in our audio blog .