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Hertz

HMS 12 B2-LD-C

12" (30cm) Subwoofer

439,00€
439,00€ 439,00€
incl. VAT , possibly plus shipping

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Highlights

  • Continuous power handling 500W, impedance 2 Ohm, deep bass, 12" diameter.
  • Low distortion, linear excursion, 65.5 mm voice coil Ø.
  • Ferrite magnetic flux, polypropylene cone, 30 Hz cutoff frequency.
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brand: Hertz
Delivery time:
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Number:
Piece
Watt RMS:
500
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Hertz-HMS 12 B2-LD-C-12" (30cm) Subwoofer-masori-kaufen
439,00€
439,00€ 439,00€

Dive into the world of deep bass with the HMS 12 B2-LD-C, a 12" (30cm) marine subwoofer from Hertz. Known for its powerful bass reproduction, this device is excellent for outdoor applications. Its long linear excursion capability and low distortion set it apart. With a continuous power handling of 500W and available in 2- or 4-ohm single voice coil versions, it provides a powerful addition to your audio system. An additional highlight is the classic black grill, which can be color-matched to the environment with built-in LEDs. Thus, the HMS 12 B2-LD-C not only offers enormous bass but also the ability to relieve the main speakers and personalize the surroundings.

Technical Data

  • Size mm 300
  • Load capacity - RMS W 500
  • Load capacity - Peak W 1000
  • Impedance Ohm 2
  • Depth mm 191
  • single coil
  • Oscillating coil Ø 65.5
  • Magnet size B x T x H mm 156 x 80 x 40
  • Weight of a component kg 7.6
  • High Density Flux Ferrite Magnet
  • Kegel polypropylene with UV inhibitors

Electro-Acoustic Specifications

  • D mm 300
  • Xmax mm 19
  • Re Ohm 1.8
  • Fs Hz 30
  • The mH 0.41
  • Vas I 95.4
  • Mms g 114
  • Cms mm/N 0.225
  • BL T*m 8
  • Qts 1
  • Qes 1.1
  • Qms 11.1
  • Spl dB 89.5

Physical Specifications

HMS 12 B2-LD-C

  • A 342.9 mm
  • B 279.4 mm
  • C 192.8 mm
  • D 140.6 mm
  • F 52.2 mm

Frequency response

HMS 12 B2-LD-C

accessories

HM RGB 1 BK

HMS 12 B2-LD-C

  • The HM RGB 1 BK enhances your experience with multicolored LED lighting that can be adjusted to your mood or surroundings. It consists of an RGB CONTROLLER specifically designed for HMX LD option models, including a remote control.
The HMS 12 B2-LD-C subwoofer from Hertz offers impressive performance specifications, including an RMS continuous power handling of 500 watts and a peak power handling of 1000 watts. The impedance is 2 ohms, and the subwoofer features a long-stroke design, allowing for high linear excursion with low distortion. The voice coil diameter is 65.5 mm, contributing to efficient heat dissipation and power absorption. These technical features enable the subwoofer to deliver deep bass with high precision and pressure, ideal for outdoor applications. With a sensitivity of 89.5 dB and a resonance frequency of 30 Hz, the subwoofer is optimized for a powerful bass experience.
The HMS 12 B2-LD-C significantly improves bass reproduction by relieving the main speakers and creating a more dominant low-frequency effect. This is due to the high linear excursion and low distortion of the subwoofer. Its ability to reproduce powerful bass at a resonance frequency (Fs) of 30 Hz ensures a deep and dynamic sound image. The polypropylene diaphragm with UV inhibitors contributes to optimizing sound performance under external weather influences, while the magnet system made of high-quality flux ferrite is designed to ensure uniform and stable sound reproduction. These features make the subwoofer particularly effective in marine applications.
The installation of the Hertz HMS 12 B2-LD-C should be carried out as planned to achieve optimal sound results. With a depth of 191 mm and a mounting opening of 300 mm in diameter, it is essential to find a suitable location for the installation. The physical dimensions of the subwoofer, such as A = 342.9 mm, B = 279.4 mm, and C = 192.8 mm, are important for correctly determining the installation location. The adaptability provided by the HM RGB 1 BK also allows the subwoofer to be visually matched to the environment, while the optional RGB controller set further enhances the user experience. Thoughtful placement and utilizing the full installation depth will yield highly effective results.
The HMS 12 B2-LD-C from Hertz consists of a polypropylene membrane with UV inhibitors, providing resistance and protection against sunlight. The magnet made of high-density flux ferrite is designed to maintain magnetic force and support precise movements of the membrane. Weighing 7.6 kg, the subwoofer also provides a structurally stable foundation. The voice coil with a diameter of 65.5 mm contributes to performance reliability by efficiently distributing the heat generated. This combination of materials supports a durable and weather-resistant design suitable for outdoor applications.
The electro-acoustic specifications of the HMS 12 B2-LD-C are crucial for its performance. These include a Qts value of 1, which describes the total quality, and a Qes value of 1.1, which indicates the electrical quality. The Vas of 95.4 liters indicates how much air volume is effectively moved by the subwoofer. The Mms value of 114 grams describes the mechanical mass of the oscillating system and affects the response speed to low frequencies. The BL value of 8 T*m is an indicator of the strength of the magnetic field in relation to the voice coil. Finally, the Xmax of 19 mm is a measure of the maximum linear excursion.
The dimensions of the HMS 12 B2-LD-C include a diameter of 300 mm for the membrane with an outer size of 342.9 mm. The installation depth is specified as 191 mm, with the required mounting opening needing a diameter of 279.4 mm. Specific installation measurements such as C = 192.8 mm, D = 140.6 mm, and F = 52.2 mm should also be noted. This detailed compliance with the dimensions is crucial for seamless installation in marine applications. The total weight of 7.6 kg ensures that the subwoofer remains securely and vibration-free in the intended installation.
The magnetic system of the HMS 12 B2-LD-C consists of high-density flux ferrite, which is crucial for the efficiency and performance of the subwoofer. The large voice coil with a diameter of 65.5 mm ensures precise motion control and better heat management capabilities during intense use. This combination reduces distortion and enables powerful, clear bass sound. Especially with large diaphragm areas, such a robust magnetic system is essential to ensure the required linearity of diaphragm movement at high volumes without signal distortion.
The LED lighting of the HMS 12 B2-LD-C, controlled by the HM RGB 1 BK, offers an optical adaptation to the environment or mood, which is particularly relevant for outdoor applications. This function integrates seamlessly with the power capacity of the subwoofer without compromising it. The RGB controller allows for changing colors, enabling you to create visual effects that stand out impressively in your audio setup. Despite the aesthetic enhancement, the acoustic performance of the subwoofer remains unaffected, as the LED components are engineered to have no negative impact on sound quality.
The sensitivity of the HMS 12 B2-LD-C is 89.5 dB, which represents a medium to high sensitivity in subwoofer technology. This parameter indicates how efficiently the subwoofer converts electrical signals into sound pressure. At 89.5 dB, this means that the subwoofer is capable of generating a high level of volume from a relatively low power input. For the user, this means that the subwoofer can produce impressive bass even in lower-powered audio systems without requiring significant amplifier power, which is particularly advantageous in mobile installations or smaller boat systems.
The suitability of the HMS 12 B2-LD-C for outdoor applications is based on several technical aspects. The large linear stroke of 19 mm ensures deep, powerful bass even without a housing. The UV-resistant polypropylene membrane is resistant to sunlight, while the high-density flux ferrite magnet system ensures lasting stability and sound precision. Additionally, the subwoofer is specifically designed for open environments, which is underscored by its ability to deliver excellent performance even at low resonance frequencies of 30 Hz. These features make it ideal for use in open areas such as boats or outdoor party spaces.

Elettromedia SpA
62018 Potenza Picena (MC)
Strada Regina km 3,500
Italy

Contact person:
Simone Iampieri
Executive Director Assistant
T +39 0733 870 813
Elettromedia SpA
62018 Potenza Picena (MC) Italy
Strada Regina km 3,500
T + 39 0733 870 870

Contact: simone.iampieri@elettromedia.it

Product Specifications

Manufacturer

Hertz

Product type

12" (30cm) subwoofer

Features

  • Highlights

    • Continuous power handling 500W, impedance 2 Ohm, deep bass, 12" diameter.
    • Low distortion, linear excursion, 65.5 mm voice coil Ø.
    • Ferrite magnetic flux, polypropylene cone, 30 Hz cutoff frequency.

  • Uvp

    399

weight

7.6 kg

Watt RMS Load Capacity

500

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Your advantages with Masori

Efficient purchase of the Hertz Marine Subwoofer HMS 12 B2-LD-C: Experience deep bass masterpiece

Experience rich bass performance with the HMS 12 B2-LD-C marine subwoofer from Hertz. With an impressive continuous power handling of 500W RMS and a maximum peak power of 1000W, this 30cm powerhouse delivers powerful sound. Its flexible design with 2- or 4-ohm single voice coil versions allows for customized integration into your audio system. Buy now online at masori.de, the website with the lowest price guarantee for the best deals on the market. Experience the possibilities of atmospheric RGB LED lighting and the unique acoustic impact.

Internal structure and impedance: Design flexibility with 2 or 4 ohm option

The Hertz HMS 12 B2-LD-C subwoofer offers a choice of 2- and 4-ohm individual voice coils to ensure the best possible match to your audio signal chain. A lower impedance can maximize the amplifier output, which is especially beneficial in outdoor applications. A higher impedance may be preferred in other installations to control power requirements. A 2-ohm driver ensures efficient use of power resources, while a potentially more powerful amplifier could also efficiently drive a 4-ohm speaker.

The bass power of the Hertz subwoofer: displacement performance and minimal distortion

One of the distinctive features of the HMS 12 B2-LD-C is its excursion capability, with an excursion (Xmax) of 19 mm, which accurately conveys the membrane-driven sound pressure. This value indicates the maximum length of travel the subwoofer cone can achieve without causing sound distortion. Combined with remarkably low distortion, even at high volumes, it delivers clear and powerful bass for outdoor applications. A larger Xmax generally results in more powerful bass; a smaller value could result in a decrease in bass levels in such applications.

Magnet and voice coil structure: Optimized by high-performance flux ferrite

Featuring a high-density flux ferrite magnet and a large 65.5 mm voice coil, the Hertz subwoofer delivers unmatched efficiency and heat resistance. The 156 x 80 x 40 mm magnet dimensions support stable magnetic performance. A flux ferrite magnet of this size helps reproduce the audio clearly and cleanly in demanding environments, which is especially useful for outdoor use.

Polypropylene cones with UV inhibitors: Durable performance in outdoor applications

The cone of the HMS 12 B2-LD-C subwoofer is made of robust polypropylene with UV inhibitors, which extends its service life in direct sunlight. This ensures that the subwoofer remains durable even in harsh outdoor conditions. Compared to conventional materials, polypropylene offers additional stability and durability. This material ensures an evenly distributed frequency pattern, covering the entire audio range and resulting in reliable sound.

Low frequency response of 30 Hz for powerful bass performance

The Hertz OMS 12 B2-LD-C boasts an impressive frequency response starting at 30 Hz to deliver powerful bass. This frequency encompasses everything you need to capture deep, rumbling turns of sound and create realistic audio. A subwoofer-based bass response is crucial for providing a lifelike listening experience, especially in marine applications where background noise from water is generally more present. A higher frequency starting point would significantly limit the bass.

RGB LED feature for personalized customization

The included HM RGB 1 BK RGB LED component adds even more interest to the HMS 12 B2-LD-C. The multi-colored LED lighting not only provides visual accents in the vehicle, but also allows for customization to suit your mood or the event setting. Thanks to the wireless remote control, the lighting is effortlessly controlled and enhances any outdoor audio experience. A less functional RGB control could limit customization.

The efficiency of the speaker configuration: Technical details evaluated

With an overall Qts of 1.0 and a mechanical Qms of 11.1, the marine subwoofer delivers stable and consistent bass qualities. A lower Qts value would indicate tighter bass, while a higher Qms could ensure improved linear motion control. The optimal combination of these values ​​enables consistent performance in open environments, while the electrical Qes of 1.1 further maintains the Lazio's dynamic range.

First-class support and accessories for an ideal setup

In addition to acoustic excellence, you'll receive essential accessories and support. For example, the included RGB controller ensures seamless operation. Visit our on-site installation team in Frankfurt (Oder) for questions about optimal installation. The expert support FAQ & Help offers comprehensive assistance, while the Audio Blog provides valuable insights for audio enthusiasts.