3. BMW speaker set
  5. Steg
  7. BM4C-II

Steg BM4C-II

BMW speaker set

229,00€
229,00€ 229,00€
inkl. MwSt. , possibly plus shipping
  • 2-way set, fine acoustics, plug&play functionality.
  • Neodymium magnet, paper cone, frequency range 90-15000Hz.
  • Impedance 4 Ohm, efficiency 88dB 1W/1m.
  • Mehr technische Details
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BM4C-II BMW speaker set von Steg

The BM4C-II speaker set from Steg sets high standards in vehicle audio systems. It is specifically designed for BMW and MINI models, particularly for E, F, and X series from the year 2004 onwards. The 2-way set impresses with fine and excellent acoustics that even exceed high expectations. With two tweeters (25 mm), two midrange speakers (100 mm) with neodymium magnets, two crossovers, and a plug & play cable set, the set delivers first-class sound in the highest quality. Another advantage of this speaker set is its easy installation thanks to plug & play functionality. With the BM4C-II, you experience the next level of your vehicle's sound.

Features
  • 2-Way Bridge Speaker Set for BMW and MINI
    • Surround speakers for E, F, and X from approx. model year 2004
    • for X3 E83, X5 E70, X6 E71
    • 5 Series E60, E61, F07
    • Z4 E89
    • i8 rear
    • Mini R60, R61
  • The set includes:
    • 2 pcs. tweeters (25 mm)
    • 2 pcs. midrange drivers (100 mm) with neodymium magnet
    • 2 pcs. frequency crossovers
    • Plug&Play cable set
    • tweeter recordings

Technical data of the midrange driver

  • neodymium magnet
  • paper membrane
  • Resonance frequency fs=75Hz
  • Impedance 4 Ohm
  • Efficiency 88dB 1W/1m
  • Maximum power: 30 W
  • Frequency range: 90-15000Hz
  • Qms: 2.34
  • Qes: 0.30
  • Qts: 0.26
  • Mms: 6.95G
  • Vas: 4.97 L
  • Weight: 0.38 KG
  • Installation depth: 36.0 MM
  • Installation diameter: 98.0 MM

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Welche technischen Daten zeichnen den BM4C-II Mitteltöner aus?

The midrange driver of the BM4C-II from Steg offers a resonance frequency of fs=75Hz. With an impedance of 4 Ohms and an efficiency of 88dB 1W/1m, it is designed for clear and powerful midrange sound. The maximum power is 30 W, while the frequency range is between 90-15000Hz. The Thiele-Small parameters Qms, Qes, and Qts are 2.34, 0.30, and 0.26, respectively. Furthermore, the moving mass (Mms) is 6.95G, and the effective volume (Vas) is 4.97 L. The installation diameter is 98.0 mm, with an installation depth of 36.0 mm.

Welche Komponenten sind im BM4C-II Lautsprecherset enthalten?

The BM4C-II speaker set from Steg includes a variety of specialized components that ensure outstanding sound quality. It contains two tweeters with a diameter of 25 mm as well as two midrange drivers equipped with a 100 mm neodymium magnet. Additionally, two crossovers are included to ensure optimal distribution of audio frequencies between the drivers. A plug-and-play cable set significantly simplifies installation. Furthermore, special tweeter mounts are included in the set to enable seamless integration into BMW and MINI vehicle models.

Ist der BM4C-II für BMW und MINI Modelle geeignet?

Yes, the BM4C-II from Steg is specifically designed for installation in BMW and MINI vehicles. The set is compatible with E, F, and X series produced from the year 2004 onwards. This includes models such as the BMW X3 E83, X5 E70, X6 E71, 5 Series E60, E61, F07, Z4 E89, and many more. MINI models like the R60 and R61 can also be upgraded with this set. The precise fit and the Plug&Play wiring harness facilitate the integration of the set into the existing vehicle structure without special modifications.

Wie installiere ich das BM4C-II Lautsprecherset?

The installation of the BM4C-II speaker set from Steg is designed to be very user-friendly due to the Plug&Play wiring harness. You do not need any special tools, as the cables fit directly into the vehicle connections. The compact installation dimensions of the midrange driver (installation diameter of 98.0 mm and installation depth of 36.0 mm) allow for easy integration into the designated areas of your BMW or MINI vehicle. Make sure to place the included crossovers correctly to optimize sound quality. The installation of the tweeters is done in the designated factory openings or with the included brackets.

Welche Vorteile bieten die Neodymmagneten der Mitteltöner im BM4C-II?

Neodymium magnets, as used in the midrange drivers of the BM4C-II, have significant advantages over conventional ferrite magnets. Their high magnetic power density leads to the generation of strong magnetic fields with less weight and smaller dimensions. This allows the midrange drivers to be produced with a compact weight of only 0.38 KG while still delivering a powerful, precise sound. The efficient drive improves the speaker's efficiency to 88dB 1W/1m, which particularly contributes to sound enrichment at high volumes, making it ideal for discerning music lovers.

Wie wirken sich die Frequenzweichen im BM4C-II Set auf den Klang aus?

In the BM4C-II speaker set from Steg, the crossovers play a crucial role in sound quality. They divide the incoming audio signal into different frequency bands and direct them to the corresponding drivers. High frequencies are passed to the tweeters (25 mm) and mid frequencies to the midrange drivers with their neodymium magnet. This precise frequency division prevents overlaps and distortions in the sound image and ensures clear and detailed audio playback. This way, you enjoy an undisturbed and balanced listening experience in your vehicle.

Was sind die klanglichen Vorteile der Papiermembranen der Mitteltöner im BM4C-II?

The paper membranes of the midrange drivers in the BM4C-II offer several acoustic advantages. They are known for their excellent damping properties and natural sound reproduction. Paper as a membrane material is characterized by low self-resonances, which allows for precise and distortion-free sound reproduction. This results in a very fine and balanced sound image, ideal for music lovers who appreciate authentic and uncolored audio playback. The softer sound character of the paper membranes adds extra transparency and liveliness to the midrange frequencies, ensuring hours of listening pleasure.

Wie trägt die Resonanzfrequenz der Mitteltöner im BM4C-II zur Klangqualität bei?

The resonance frequency of 75Hz in the midrange drivers of the BM4C-II is crucial for the sound performance in the lower midrange. A low resonance frequency means that the midrange drivers can start at low frequencies, leading to a precise transition from bass to midrange. This characteristic creates a flowing and clean sound profile without sudden onset of frequency components, which improves the balance of the entire audio system. Together with the other tuned frequency parameters, a harmonious sound image emerges, ideal for any musical challenge.

Was bewirkt der Plug&Play Kabelsatz beim BM4C-II?

With the Plug&Play cable set of the BM4C-II speaker set from Steg, installation is greatly simplified. The cable set has been precisely designed for the connections in BMW and MINI vehicle models, so no additional adapters or technical knowledge are required. By directly connecting to the existing vehicle wiring structures without soldering or other cable-related modifications, installation can be completed in significantly less time and without potential sources of error. This sounds particularly appealing if you want to quickly and easily enjoy the optimized sound quality.

Welche Impedanz besitzen die Mitteltöner des BM4C-II?

The midrange drivers of the BM4C-II speaker set from Steg have an impedance of 4 ohms. This value is common for many aftermarket speaker systems and ensures high compatibility with most car hi-fi amplifiers and audio systems on the market. A 4-ohm impedance offers a very good balance between power consumption and efficiency, resulting in dynamic sound behavior, especially in demanding applications. This impedance allows the speaker set to deliver excellent sound that remains stable and clear even at higher volumes.

Herstellerinformation/verantwortliche Person

fortissimo
Dietmar Carle
Bahnhofstr. 23
88048 Friedrichshafen Kluftern
Germany

Contact: didi@fortissimo.de

Product specifications of Steg BM4C-II

Manufacturer

Steg

Product type

Bmw speaker set

Features

  • Highlights

    • 2-way set, fine acoustics, plug&play functionality.
    • Neodymium magnet, paper cone, frequency range 90-15000Hz.
    • Impedance 4 Ohm, efficiency 88dB 1W/1m.
    • Mehr technische Details

  • Uvp

    229

Weight

1.14 kg

Watt RMS power handling

30

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Your advantages at Masori

Steg BM4C-II speaker set for BMW and MINI buy online at masori.de

The Steg BM4C-II speaker set impresses with its precise acoustics and high-quality workmanship. Designed specifically for BMW and MINI models, it offers plug-and-play installation, making replacing your original speakers completely straightforward. From the finely tuned 25 mm tweeters to the powerful 100 mm midrange drivers with neodymium magnets, it includes all the components needed to revolutionize the sound quality in your vehicle. These components guarantee excellent sound reproduction across a wide frequency range from 90 to 15,000 Hz. With the Masori Lowest Price Guarantee, you can always secure the speaker set at the lowest price on masori.de. Start the experience upgrade and achieve an immersive in-car sound experience you've never experienced before.

Tweeter of the Steg BM4C-II: 25 mm precision for crystal-clear highs

The tweeters of the BM4C-II are tailor-made for precise and clear reproduction. At 25 mm, they are perfectly suited to faithfully reproducing even the finest sound nuances. Their design promotes high sensitivity and ensures that even quiet sounds are easily heard. Compared to conventional 20 mm tweeters, these tweeters offer a larger surface area, which reproduces the high frequencies in demanding music very cleanly. Modifying to smaller tweeters could narrow the high-frequency range, which could lead to the loss of detail. These tweeters use precise components that are ideal for use in existing audio systems and demonstrate remarkable performance in the higher frequency ranges.

Midrange driver with neodymium magnet: 100 mm diameter for extensive sound diversity

The set's midrange drivers boast an impressive 100 mm diameter and high-quality neodymium magnets. This allows for flexible and expressive midrange reproduction. The neodymium magnet creates a strong magnetic field at a low volume, making the midrange driver extremely efficient. Compared to larger ferrite magnets, neodymium magnets offer a higher field strength, resulting in better control and saturation of the midrange. While a larger diameter could support a wider frequency range, it would compromise integration in certain installation situations. The combination of material quality and magnet strength enables unparalleled response at all volume levels without distortion or loss in the midrange.

Resonance frequency of the midrange driver: 75 Hz for powerful reproduction

The resonant frequency of this speaker is 75 Hz, which gives your car audio system a powerful lower-midrange sound. This frequency tuning ensures assertiveness without creating excessive low-frequency noise. It's optimal for accentuated midrange frequencies, ensuring you don't lose any of the sonic detail. A lower resonant frequency could lead to overloading of the low frequencies, while a higher frequency would limit bass reproduction.

Efficiency and impedance: 88 dB and 4 ohms for efficiency and compatibility

With an efficiency of 88 dB 1W/1m, the set's midrange drivers offer efficient sound transmission with minimal power loss. These speakers operate at an impedance of 4 ohms, ensuring compatibility with a wide range of power amplifiers. Their efficiency is above average, ensuring powerful reproduction even at low amplifier power. Changing these values ​​could alter the overall balance of the system.

Optimal sound reproduction: Features of the Steg BM4C-II speaker set

The comprehensive performance of the Steg BM4C-II is impressively demonstrated by its maximum power of 30 W, which allows even high volumes to be reached effortlessly without clipping or distortion. This power rating ensures that the set operates within its specifications and prevents thermal or mechanical overload. Compared to other speaker systems in this power class, you get a clear and dynamic performance.

Crossovers for precise sound separation in the bridge BM4C-II

The crossovers included in the set are designed to precisely segment the acoustic landscape into different frequency ranges. These optimize the transitions between tweeters and midrange drivers and ensure that each sound component is carefully directed to the appropriate driver unit. A higher crossover frequency could alter the natural timbre and complicate sound system integration. The use of crossovers plays a significant role in maintaining sound fidelity and ensures seamless tuning across the frequency response.

Plug&Play cable set: Quick and easy installation in the vehicle

The BM4C-II speaker set includes a plug-and-play wiring harness, making installation in your vehicle extremely easy. This robust and intelligent wiring allows the speakers to be integrated into the existing vehicle audio system with minimal effort. This means less installation time and no need to modify the original wiring system. All power integration is seamless, and you can use the speakers immediately without any adjustments or additional hardware. Thus, the set provides an immediate upgrade to your sound system.

Cable set and accessories: Complete equipment for the Steg BM4C-II

In addition to the plug-and-play cable harness, the BM4C-II accessories also include tweeter mounts that ensure secure and precise installation of the tweeters in the vehicle. These custom mounts enhance the tweeter's fit and eliminate resonance effects that could occur due to improper installation. The cable harnesses are designed to ensure each component operates harmoniously and efficiently. Thanks to this thoughtful design strategy, there is no cable tangle, and the clarity of the artistic audio reproduction is enhanced.

Dimensions and weight of the midrange speakers: Perfect installation without space problems

With a mounting diameter of 98.0 mm and a mounting depth of 36.0 mm, the BM4C-II midrange drivers fit easily into a variety of mounting positions in BMW and MINI vehicles. Their light weight of 0.38 kg ensures that the speaker set integrates seamlessly into the vehicle structure without affecting your car's balance or roadholding. These dimensions are perfectly balanced to place your music exactly where it sounds best, without taking up more space than necessary. A larger diameter could limit mounting positions.

Installation service and support for Steg BM4C-II at masori.de

To help you effortlessly install the BM4C-II in your BMW or MINI, masori.de offers excellent support. With on-site installation in Frankfurt (Oder), you benefit from professional service and proper installation. For ongoing support , expert support, FAQs, and help are available. Additional valuable information and tips for your car hi-fi system can be found in the Audio Blog . These resources will help you efficiently and seamlessly utilize the full potential of the Steg BM4C-II.