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RS Audio

Master 12

12" (30cm) Subwoofer

Highlights

  • 12" subwoofer, 600W power, 91 dB sensitivity, CNC-machined basket.
  • Aluminum dual voice coil, asymmetric spider, double magnets.
  • Impedance 2 + 2 ohms, high excursion, robust construction.
Seen more cheaply Personal Offer
brand: RS Audio
Delivery time:
Available for delivery, with you in 1-4 days
Number:
Piece
Watt RMS:
600
Subwoofer Type:
ferrite
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Discover the Master 12, the 12" subwoofer from RS Audio that delivers powerful sound. With a power of 600 watts and a sensitivity of 91 dB, this subwoofer offers impressive audio quality. The high-quality construction includes a CNC-machined basket, a composite cone, and a robust rubber surround. The aluminum dual voice coil and the asymmetric spider ensure a linear high excursion. The dual magnet enhances sound depth, while the impedance of 2 + 2 ohms provides flexibility for integration into your audio system. With these special features, the Master 12 sets new standards in bass reproduction.

features

  • CNC-milled basket
  • Composite Cone
  • rubber nipple
  • Aluminum double swing coil
  • Asymmetric spider for linear high deflection
  • Double Magnet
  • Diameter: 12 inches
  • Power: 600 Watts
  • Impedance: 2 + 2 Ohm
  • Sensitivity: 91 dB

Parameter

  • Model RS Master 12
  • FS 25.0574 Hz
  • Diameter 255.0000 mm
  • ZMax 17.4292 Ω
  • RE 2.0000 Ω
  • RMS 7.9380 ΩM
  • QMS mar.51
  • QES 0.4284
  • QTS 0.3793
  • CMS 0.2421 m/N
  • MMS 166,6395 g
  • BL 11,0669 Tm
  • VAS 88,1719 L
  • dBSPL 87.1254
  • L1kHz 1.3377 mH
  • L10kHz 0.5535 mH
  • CAS 6.314389E-0007 m5/N
  • RAS 3043.4750 Ω A
  • MAS 63.8907 kg/m4
  • RAS 26522.6200 Ω A
  • SD 0.0511 Ω
  • LCES 29,6513 mH
  • CMES 1360,5840 µF
  • RES 15,4292 Ω
  • RMT 69,1762 ΩM
  • ZMin 2.7211 Ω
  • ZAVG 16.2621 Ω
The Master 12 from RS Audio delivers an impressive power of 600 watts, enabling it to produce deep bass with outstanding audio quality. This is supported by the use of a high-quality aluminum dual voice coil and a double-designed magnetic system, which ensure effective and powerful reproduction. The sensitivity of the subwoofer is 91 dB, meaning it efficiently converts power into sound. These features make the Master 12 ideal for achieving powerful sound effects in a variety of audio systems, whether for music or movies.
The Master 12 offers exceptional sound quality with its complex construction. A CNC-milled basket and a composite cone ensure structured resonance and clarity, while a robust rubber surround and the asymmetrical spider contribute to a linear, high excursion for optimal bass reproduction. The dual aluminum voice coil supports lower frequencies and more accurate bass resonances, enhanced by the dual magnet system that optimizes sound depth. Together, the subwoofer provides a vibrant and detailed playback that excites the true bass lover.
The Master 12 subwoofer has a resonance frequency (FS) of 25.0574 Hz. This low frequency allows the subwoofer to produce deeper bass tones, which provide a captivating and immersive listening experience, especially in bass-intensive music genres. The wide frequency spectrum is supported by the technical design, including the aluminum dual voice coil and the dual magnet system, which ensure even bass transmission and minimize sound losses. This allows the subwoofer to be optimally used in various acoustic scenarios.
With an impedance of 2 + 2 ohms, the Master 12 subwoofer from RS Audio offers flexibility for integration into various audio systems. This configured impedance allows for series or parallel connection to be compatible with different amplifiers. The asymmetric spider contributes to linear displacement, optimizing sound performance. Thanks to the 255 mm diameter, the subwoofer can be installed in many subwoofer enclosures and vehicle configurations, provided the dimensions of these systems can securely accommodate the 12-inch subwoofer. This adaptability makes it an ideal candidate for custom audio solutions.
The Master 12 is characterized by the use of high-quality materials that significantly contribute to sound quality and durability. The subwoofer features a CNC-machined aluminum basket that provides stability. The composite diaphragm combines strength with flexibility, while the robust rubber surround offers a flexible and durable mechanism for displacement absorption. The aluminum dual voice coil allows for effective heat dissipation, enhancing the performance of the subwoofer. This careful selection of materials enhances acoustic performance and ensures an excellent sound experience.
The Thiele-Small parameters of the Master 12 include a total quality factor (QTS) of 0.3793, which offers a good compromise between control and depth. The electromagnetic force (BL) is 11.0669 Tm, and the mechanical quality factor (QMS) is 6.51. These parameters provide information about efficiency and resonance capability, with a VAS of 88.1719 L allowing for deep bass development. These parameters contribute to determining the optimal enclosure size and insulation requirements to maximize bass performance under various conditions.
The Master 12 from RS Audio is equipped with double-guided aluminum voice coils, which are characterized by their efficient heat dissipation and high load capacity. This allows for continuous performance at high volume without distortion or loss of power. The voice coils are crucial for the precise control of the bass-heavy sound, especially at low frequencies. Their design contributes to the linearity of movement, thus helping to maintain sound purity even at extreme volumes. These features make it a reliable partner for music lovers.
The Master 12 subwoofer has a diameter of 12 inches, which corresponds to a size of exactly 255 mm. These dimensions allow it to be integrated into various types of enclosures, whether in dormitory, car, or specialized audio enclosures. The dimensions ensure that the subwoofer is compatible with a variety of applications. It is important to check the installation depths and surrounding space in advance to avoid misfits. With precise fit accuracy, the Master 12 can fully showcase its exceptional bass performance.
The rubber surround of the Master 12 plays a crucial role in sound quality by providing a flexible and durable connection between the cone and the frame. This construction allows for greater excursion, supporting deeper bass and higher output without distortion. Especially at high volumes, the rubber surround ensures that playback remains consistent and precise. Another advantage of the rubber surround is its resistance to external long-term influences, such as dust or moisture, which often affect longevity. This property is ideal for intensive applications.
The Master 12 subwoofer from RS Audio has a dual impedance of 2 + 2 ohms, allowing for flexible integration into a variety of audio systems. This impedance configuration enables the subwoofer to be connected either in series or parallel, optimizing it to meet the amplifier's requirements and the desired speaker configuration. Such versatility offers significant advantages when different types of amplifiers or speaker arrangements are used to extract maximum performance and sound purity from the entire audio chain.

RS Audio Vertriebsgesellschaft mbH
Roberto Scalabrino
Gartenfelder Str. 29-37
13599 Berlin
Germany

Contact: info@rsaudio.de

Product Specifications


Manufacturer

Product type

Features


  • Highlights

    • 12" subwoofer, 600W power, 91 dB sensitivity, CNC-machined basket.
    • Aluminum dual voice coil, asymmetric spider, double magnets.
    • Impedance 2 + 2 ohms, high excursion, robust construction.

weight

9.5 kg

Watt RMS Load Capacity

600

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Your advantages with Masori


Discover the powerful sound of the RS Audio Master 12 subwoofer and buy it now at a great price

The Master 12 from RS Audio offers 600 watts of power for powerful bass. With a sensitivity of 91 dB, the 12 subwoofer achieves remarkable audio quality. The CNC-machined basket ensures stability and precision, while the composite cone and robust rubber surround ensure precise bass reproduction. The dual magnet guarantees sound depth, and the 2 + 2 ohm impedance offers flexible integration into your audio system. Benefit from the Masori Lowest Price Guarantee – you'll always find the best price at masori.de.

Power under the hood: 600 watts of power and sensitivity of 91 dB

With an impressive 600 watts RMS, the Master 12 is optimally designed for powerful bass reproduction. This value allows you to enjoy distortion-free sound even at high volumes. A sensitivity of 91 dB means that even low wattage inputs result in high acoustic output. A lower value would require more amplifier power to achieve the same volume level.

CNC-machined basket and durable construction materials for best sound

The Master 12's CNC-machined basket provides support and prevents unwanted resonances that could impair sound quality. This precise manufacturing ensures a solid structure and consistent performance. A poorly manufactured basket might not effectively dampen vibrations, which would distort the sound. Combined with the high-quality composite cone, this results in clean and unadulterated bass reproduction.

The role of the aluminum dual voice coil for bass control

The Master 12's dual aluminum voice coil allows for greater thermal resilience and lag-free sound reproduction. The dual voice coil with an impedance of 2 + 2 ohms provides greater flexibility in cabling your audio system, allowing both parallel and series connections. A lower impedance would be less flexible and unsuitable for various amplifier configurations.

Deflection and stability: Asymmetric spider and double magnetic force

The Master 12's asymmetrical spider allows for a high linear excursion, which is particularly beneficial for low-frequency reproduction. This design feature enables more precise and dynamic bass. This is supported by the dual magnet, which optimally distributes the force on the voice coil to ensure uniform reproduction. Without these features, distortion could occur at high volumes.

Thiele-Small parameters for expert use

The Master 12's resonant frequency (Fs) value of 25.0574 Hz demonstrates that this subwoofer operates effectively even at low frequencies. A lower Fs indicates a very good ability to reproduce deep bass. At the same time, the Qes value of 0.4284 is ideal for a balanced response, as values ​​in this range are considered by the car hi-fi market to represent a controlled bass response without overshoot.

Mechanics and acoustics in perfect harmony: weight and dimensions

With a 12-inch diameter, the Master 12 is perfect for use in vehicles where space is available for larger subwoofers. The Mms value of 166.6395 g indicates that the moving mass of the diaphragm is large enough for powerful bass without being excessively inert and thus losing precision. Heavier diaphragms require more power for the same dynamic range.

Integration and customization: installation options and accessories

The flexibility and compatibility of the RS Audio Master 12 is also underscored by its installation options. With an impedance of 2 + 2 ohms, the subwoofer is adaptable to various amplifier options. Additional information on installation support can be found at Installation on-site in Frankfurt (Oder) . Masori.de support is available to you, and all questions can be answered in the expert support FAQ & Help .

Conclusion on the performance parameters of the RS Audio Master 12

The RS Audio Master 12 redefines the standard in bass reproduction with its technical specifications. Its high-quality construction features, combined with perfectly balanced performance parameters, deliver clear and powerful audio reproduction. With this outstanding performance, hardly any car hi-fi wish remains unfulfilled. You can discover more impressions from other car hi-fi enthusiasts in our Audio Blog .