Technical Highlights

  • Enormous 2000W RMS power, dual 1/2 Ohm, for powerful bass.
  • 20 mm linear excursion, 3 inch voice coil, for deep bass.
  • 630 oz magnet, 4000W Max Power, for extreme volume.
  • More technical details
Regular price €559.00
Regular price €559.00 selling price €559.00
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ProductRage 12 V4 · D1 (2x1 Ohm)

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Impedance: D1 (2x1 Ohm)
Estimated delivery: Sep 21–Sep 28.
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Every product purchased from Masori includes an additional year of warranty in the third year after purchase (months 25–36). We cover repair or replacement free of charge for covered warranty claims. Automatic and free – exclusively for Masori customers. Your statutory rights remain unaffected.

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Regular price €559.00
Regular price €559.00 selling price €559.00

The Rage 12 V4 from B2 Audio is a 12-inch Subwoofer designed for powerful audio applications. With a continuous output power of 2000 Watts RMS and a peak power of 4000 Watts, it delivers powerful and precise bass. The revised fourth version features an enlarged surround that allows for increased linear excursion and maximum cone displacement. A 3-inch high-temperature voice coil and a massive 630-oz magnet ensure impressive bass performance even at the highest levels. The Subwoofer is available with dual 1 Ohm or dual 2 Ohm voice coils, allowing you to make the optimal impedance match to any amplifier. Robust push terminals accommodate cables up to 25 mm² for easy connection.

Highlights

  • Top Power & Performance: Impressive 2000 Watts RMS (4000 Watts Max) continuous power for uncompromising bass power and extreme sound pressure
  • Revised Version 4: Equipped with an enlarged surround for even higher linear excursion and maximum cone displacement
  • Extreme Displacement: 20 mm linear excursion (Xmax) and a 3-inch high-temperature voice coil provide deep, powerful, and precise bass
  • Massive Magnet Drive: Heavy 630-oz magnet segment ensures perfect control of the moving mass even at the highest levels
  • Flexibly Available: Optionally with dual 1 Ohm or dual 2 Ohm voice coils for optimal impedance matching to any amplifier
  • Solid Connections: Sturdy push terminals accommodate power and speaker cables with a cross-section of up to 25 mm²

Technical Specifications

  • Model: B2 Audio RAGE Series v4 12" (D1 / D2)
  • Subwoofer Type: High-Performance Subwoofer
  • Chassis Size: 12 inches (30 cm)
  • Nominal Impedance: Dual 1 Ohm or Dual 2 Ohm (DVC)
  • Continuous Power Handling: 2000 W RMS
  • Peak Power Handling: 4000 W Max
  • Frequency Range: 10 – 500 Hz
  • Sound Pressure Level: 88.0 dB (D2) / 91.2 dB (D1)
  • Voice Coil: 76.2 mm (3 inches) high-temperature voice coil
  • Magnet Weight: 17.86 kg (630 oz)
  • Maximum Linear Excursion (Xmax): 20 mm (one way)
  • Connections: Push terminals for cables up to 25 mm²
  • Displacement Volume: 7.4 liters

Electro-Acoustic Parameters (TSP - D2 Version)

  • Resonance Frequency (Fs): 28.1 Hz
  • Equivalent Volume (Vas): 28.9 l
  • DC Resistance (Re): 1.9 Ohm
  • Total Quality Factor (Qts): 0.36
  • Electrical Quality Factor (Qes): 0.39
  • Mechanical Quality Factor (Qms): 5.4
  • Effective Moving Mass (Mms): 384.7 g
  • Suspension Compliance (Cms): 80 µm/N
  • Force Factor (BL): 183.4 Tm

Electro-Acoustic Parameters (TSP - D1 Version)

  • Resonance Frequency (Fs): 29.5 Hz
  • Equivalent Volume (Vas): 29.4 l
  • DC Resistance (Re): 1.0 Ohm
  • Total Quality Factor (Qts): 0.40
  • Electrical Quality Factor (Qes): 0.44
  • Mechanical Quality Factor (Qms): 5.19
  • Effective Moving Mass (Mms): 334.6 g
  • Suspension Compliance (Cms): 80 µm/N
  • Force Factor (BL): 151.38 Tm

Enclosure Recommendations (D2 Version)

  • Sealed Enclosure: 30 liters (Qtc: 0.39)
  • Compact Bass Reflex Enclosure: 40 liters (Tuning: 42 Hz, Port Area: 89.7 cm², Port Length: 34 cm)
  • Standard Bass Reflex Enclosure: 64 liters (Tuning: 32 Hz, Port Area: 120 cm², Port Length: 50 cm)

Enclosure Recommendations (D1 Version)

  • Sealed Enclosure: 30 liters (Qtc: 0.451)
  • Compact Bass Reflex Enclosure: 32 liters (Tuning: 42 Hz, Port Diameter: 10 cm, Port Length: 35 cm)
  • Standard Bass Reflex Enclosure: 64 liters (Tuning: 32 Hz, Port Area: 120 cm², Port Length: 50 cm)

Installation Dimensions

  • Overall Diameter: 311 mm
  • Cutout Diameter: 282 mm
  • Mounting Hole Diameter: 294 mm
  • Installation Depth: 225 mm
  • Overall Depth: 259 mm

Frequently Asked Questions about Rage 12 V4


How much power does the B2 Audio Rage 12 V4 Subwoofer provide?

The B2 Audio Rage 12 V4 Subwoofer offers impressive performance values with a continuous power of 2000 Watts RMS and a peak power of 4000 Watts Max. These power specifications allow the subwoofer to generate enormous sound pressure and powerful bass reproduction. The effective use of the 3-inch high-temperature voice coil ensures that precise bass reproduction is achieved even at high power levels without overheating the voice coil. The enlarged surround and the 630-oz magnet help to reliably transfer the power to the diaphragm, maintaining sound quality even at the highest levels.

What technical features does the Rage 12 V4 Subwoofer have?

The Rage 12 V4 Subwoofer from B2 Audio has numerous impressive technical features. It has a 12-inch chassis, a large 3-inch voice coil made of high-temperature material, and a massive magnet weight of 17.86 kg. Its maximum linear excursion is 20 mm, allowing for deep and powerful bass. With push terminals for cables up to 25 mm² and a nominal impedance of Dual 1 Ohm or Dual 2 Ohm, it is flexible in application. The rated sound pressure level is 88.0 dB (D2) and 91.2 dB (D1), while the frequency range extends from 10 Hz to 500 Hz. Together, these specifications provide exceptional audio performance.

What are the optimal enclosure recommendations for the B2 Audio Rage 12 V4?

Various enclosure types are recommended for the B2 Audio Rage 12 V4 Subwoofer. The sealed enclosure variant requires a volume of 30 liters (Qtc: 0.39 for D2). A compact bass reflex enclosure is recommended with a volume of 40 liters for D2 tuned to 42 Hz, with a port diameter of 10 cm and a port length of 34 cm. The standard bass reflex enclosure is 64 liters with a tuning of 32 Hz, a port area of 120 cm², and a port length of 50 cm, and in some cases even down to 32 liters for the D1 version at the same tuning. These enclosure recommendations are designed to optimize bass performance.

What are the Thiele-Small parameters for the Rage 12 V4 in the D2 version?

The B2 Audio Rage 12 V4 Subwoofer features a variety of Thiele-Small parameters that describe its performance in detail. The resonance frequency (Fs) is 28.1 Hz, and the equivalent volume (Vas) is 28.9 liters. The direct current resistance (Re) is specified as 1.9 Ohms. The total quality factor (Qts) is 0.36, while the electrical quality factor (Qes) is 0.39. The mechanical quality factor (Qms) is 5.4. Additionally, the effective moving mass (Mms) is 384.7 g, and the compliance of the suspension (Cms) is 80 µm/N. Finally, the force factor (BL) is noted at 183.4 Tm.

Explain the differences in the Thiele-Small parameters between the D1 and D2 versions of the Rage 12 V4?

The D1 and D2 versions of the B2 Audio Rage 12 V4 differ in their Thiele-Small parameters. The D1 has a resonance frequency (Fs) of 29.5 Hz compared to the 28.1 Hz of the D2, a direct current resistance (Re) of 1.0 Ohm compared to 1.9 Ohms in the D2. The total quality factor (Qts) is higher at 0.40 in the D1 than the 0.36 in the D2. Both share the mechanical quality factor (Qms) almost identically, with the D1 at 5.19 and the D2 at 5.4. The effective moving mass is lighter in the D1 at 334.6 g than the 384.7 g of the D2. These differences result in a different bass characteristic and performance adaptation.

What should the installation dimensions for the Rage 12 V4 Subwoofer be?

The installation of the B2 Audio Rage 12 V4 Subwoofer requires precise installation dimensions. The overall diameter is specified as 311 mm, while the cutout diameter (mounting diameter) is 282 mm. The bolt circle diameter is measured at 294 mm. The mounting depth, which is particularly important during installation, is 225 mm, with the product having an overall depth of 259 mm. These dimensions are crucial to ensure that the subwoofer fits perfectly into the intended box or enclosure and functions properly. Improper installation can affect sound quality and functionality.

What distinguishes the voice coil of the Rage 12 V4?

The voice coil of the B2 Audio Rage 12 V4 Subwoofer is a remarkable design element that significantly influences its performance. It has a diameter of 76.2 mm (3 inches) and is made from high-temperature resistant material, allowing reliable performance under high thermal loads. This construction contributes significantly to the subwoofer's efficiency even at maximum load by effectively dissipating heat generated by currents. This high power handling greatly improves bass reproduction by enabling precise control of the diaphragm movement. Especially if you enjoy listening to music loudly, you will benefit from this strong voice coil that minimizes losses.

How does the massive magnetic drive contribute to the performance of the Rage 12 V4?

The magnetic drive of the B2 Audio Rage 12 V4 plays a central role in the performance of the Subwoofer. Weighing 17.86 kg (630 oz), this magnet is particularly heavy, ensuring excellent control of the moving mass. This stability allows the Subwoofer to maintain precision even at the highest sound levels. The magnet enables the voice coil to respond efficiently to impulses while consistently delivering optimal bass reproduction. This characteristic results in a powerful and deep bass sound, which is ideal for fans of low bass frequencies in Subwoofers.

How are the push terminals of the Rage 12 V4 used?

The push terminals of the B2 Audio Rage 12 V4 are robustly designed to meet the demands of a powerful Subwoofer. They are suitable for power and speaker cables with a cross-section of up to 25 mm². These terminals ensure a secure and durable connection, especially when high power needs to be transmitted. During installation, the push terminals significantly simplify the connection of the terminal cables, as they offer easy handling through a push mechanism. This, in turn, minimizes the likelihood of the cables coming loose during transport or use. This is advantageous at high sound levels because the stability of the connected components is essential for sound stability.

What frequency ranges can the Rage 12 V4 cover?

The frequency range of the B2 Audio Rage 12 V4 extends from 10 Hz to 500 Hz. This range allows the Subwoofer to reproduce both extremely low and higher bass frequencies, resulting in a comprehensive and deep bass soundscape. The extensive frequency range ensures that various music genres, from classical to electronic sound, can be fully utilized by covering both the subtlest and the most impressive bass notes. This is particularly appreciated by music lovers who value a balanced and intense bass. With these specifications, the Rage 12 V4 remains highly flexible in adapting to different acoustic conditions.

Manufacturer information/responsible person

B2 audio ApS
Jay Holm
Plantevej 35, 1 th.
2870 Dyssegaard
Denmark

Contact: info@b2audio.com

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