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Steg

K4.01

4-channel amplifier

649,00€
649,00€ 649,00€
incl. VAT , possibly plus shipping

Stock options

Zahle in 3 zinsfreien Raten von 216,33€ mit Klarna. Mehr erfahren

Highlights

  • 4-channel amplifier, 95W RMS @ 4 ohms, 155W RMS @ 2 ohms.
  • Multimode crossovers, dual filter technology.
  • INTELLISPEED Air Forced Cooling System, MySTEGmanager.
color: Black
Seen more cheaply Personal Offer
brand: Steg
Delivery time:
Available for delivery in 1-4 days
Number:
Piece
Watt RMS per channel:
155
Amplifier Type:
Class AB
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649,00€
649,00€ 649,00€

Discover the K4.01, a 4-channel amplifier from the renowned brand Steg. As a high-end product of the K series, the K4.01 stands for its excellent craftsmanship and impressive attention to detail. Designed for true music lovers, this 4-channel amplifier comes with a range of high-quality features, including a multimode crossover configuration, dual-filter technology, and a microprocessor-controlled system management. Furthermore, thanks to "IntelliSpeed Air Forced" cooling, you benefit from improved performance. With the K4.01, your car hi-fi experience is elevated to a new level.

Features

  • Multimode Crossover Configuration HP/LP/BP/FLAT
  • Dual filter technology with slope steepness of 12/24 dB with variable Q 0.7/1
  • 56 different frequency modules AQXM2 available (22-8500 Hz)
  • Input sensitivity 0.2 - 5 volts
  • Microprocessor Controlled System Management
  • INTELLISPEED Air Forced Cooling System
  • PC connection communication system "MyStegmanager" for Windows software
  • Noise killercircuit G.R.I.P.S.
  • Stabilized power supply up to 11 volts input voltage

Data

  • 4-channel amplifier
  • Color: Black or Silver
  • 4 x 95 Watt RMS @ 4 Ohm, 4 x 155 Watt RMS @ 2 Ohm
  • 2 x 310 Watt RMS @ 4 Ohm
  • L x W x H: 340 x 56 x 232 mm
The dual filter technology of the K4.01 is a central feature that allows music lovers to accurately control the frequency output. It offers slopes of 12/24 dB per octave and enables precise adjustment of the audio output with a variable Q of 0.7/1. This flexibility is crucial for experiencing different music genres with clarity and detail, as the frequency ranges can be adjusted as needed. Fine-tuning is particularly valuable for users seeking a personalized sound experience, making the K4.01 an ideal companion for audiophile enthusiasts.
The K4.01 amplifier delivers a power of 4 x 95 Watts RMS at 4 Ohms, ensuring clean and clear sound reproduction, ideal for most speaker configurations. At an impedance of 2 Ohms, the power increases to an impressive 4 x 155 Watts RMS, providing higher volume and impact. Interestingly, the amplifier can also be operated in bridge mode, outputting 2 x 310 Watts RMS at 4 Ohms. This flexibility allows for accommodating various speaker arrangements and sound requirements, making it ideal for complex car audio setups.
The INTELLISPEED Air Forced Cooling System in the K4.01 plays a crucial role in maintaining its performance through effective heat dissipation. This intelligent system regulates the fan speed to keep the temperature consistently low, preventing overheating and ensuring the long-term stability of the amplifier. Especially under full load operation, the amplifier benefits from this technology, as it allows for high volumes without distortion or shutdown. This cooling technology is ideal for users who intensively use the amplifier and desire consistently excellent audio quality.
The multimode crossover configuration of the K4.01 is remarkably versatile, offering HP (high pass), LP (low pass), BP (band pass), and FLAT (flat response) operating modes. This allows for tailored separation and adjustment of audio frequencies, enabling different speaker setups to be optimally operated. Whether it’s about clear highs, powerful mids, or perfected lows, the multimode configuration provides customized audio adjustment. Especially for demanding listening environments where excellent frequency tuning is required, this amplifier represents an ideal solution.
The 'MySTEGmanager' system offers users of the K4.01 an advanced way to control and adjust the amplifier via PC. This Windows-based software allows for detailed adjustments to the audio settings to create specific sound profiles. Users can optimize individual volume levels, filter settings, and other parameters, making the K4.01 very flexible for different audio requirements. For anyone who places great value on personalized soundscapes in their vehicle, this system represents a valuable addition to the amplifier's hardware.
The installation of the K4.01 amplifier is primarily based on its compact dimensions of 340 x 56 x 232 mm, which allow for flexible positioning in the vehicle. The connection to the vehicle's power supply should be made with a stabilized power supply that supports up to 11 volts input voltage to ensure a constant and safe power intake. The installation should be carried out by a professional to ensure the correct voltage settings and to ensure that all audio and control cables are properly connected, which can optimize the performance and efficiency of the amplifier.
The Steg K4.01 amplifier is fundamentally universally applicable and can be integrated into a variety of vehicles thanks to its well-thought-out dimensions of 340 x 56 x 232 mm. Unless specific brand or model adjustments are necessary, it fits seamlessly into the existing car audio slot in most cases. Considering its flexibility regarding hi-fi, it is particularly suitable for audiophiles who already have an existing hi-fi standard in their vehicle and want to elevate it to high-end level without having to make special adaptations.
The K4.01 amplifier features an input sensitivity of 0.2 to 5 volts, allowing for broad connection compatibility with various audio sources. This property is particularly important when integrating into existing audio systems, as it enables flexible handling of input signals of varying strengths. During installation, this provides more freedom and precision, as the amplifier can be optimally adjusted to the conditions in the vehicle, whether a standard hi-fi system or a more extensive setup is present. The correct adjustment of these parameters is essential for clearer sound performance.
The K4.01 amplifier enables precise and individual adjustment of frequency separation in the audio system with 56 different optional frequency modules (AQXM2, 22-8500 Hz). The variety of modules allows for optimizing the sound image according to specific listening preferences or acoustic requirements. These flexible configuration options are particularly advantageous for discerning users who appreciate a customized listening experience. Whether it is about amplifying bass frequencies or emphasizing mid-range frequencies, the selection and adjustment of the modules promote outstanding acoustic quality.
The Noise Killer circuit G.R.I.P.S. in the K4.01 is responsible for minimizing audio interference and ensuring clean sound reproduction. This technology suppresses background noise and electromagnetic disturbances, which is particularly important in vehicles where many external factors can affect sound quality. By optimizing signal transmission, audio quality is significantly improved, providing the listener with a much clearer and distortion-free sound experience. This feature proves to be invaluable in daily operation, especially for users who value high sound fidelity.

fortissimo
Dietmar Carle
Bahnhofstr. 23
88048 Friedrichshafen Kluftern
Germany

Contact: didi@fortissimo.de

Product Specifications

Manufacturer

Steg

Product type

4-channel amplifier

Features

  • Highlights

    • 4-channel amplifier, 95W RMS @ 4 ohms, 155W RMS @ 2 ohms.
    • Multimode crossovers, dual filter technology.
    • INTELLISPEED Air Forced Cooling System, MySTEGmanager.

  • Uvp

    649

weight

2.5 kg

Technical data

Watt RMS per channel

155

configurators

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Your advantages with Masori

Steg K4.01 4-Channel Amplifier: Buy online at Masori with lowest price guarantee

The Steg K4.01 4-channel amplifier impresses true music lovers with its high-end performance and premium features that elevate your car hi-fi experience to a new level. With an RMS output of 4 x 95 watts at 4 ohms and performance-enhancing IntelliSpeed ​​Air Forced cooling, this amplifier offers outstanding sound quality. The multimode crossover configuration allows you to individually tailor the sound to your taste. Thanks to the dual-filter technology with variable slopes from 12 to 24 dB and a variable Q factor, you can achieve precise sound tuning. Available AQXM2 frequency modules cover an impressive bandwidth from 22 to 8500 Hz. The integration of the microprocessor-controlled system management and PC connection communication via MySTEGmanager enable easy control and adjustment. All these features make buying the Steg K4.01 from Masori particularly attractive, where you can benefit from the lowest price guarantee.

RMS power of the Steg K4.01: Maximum sound power in the car hi-fi range

The RMS power of the Steg K4.01 is impressive at 4 x 95 watts at 4 ohms and 4 x 155 watts at 2 ohms. The lower the impedance, the more power this device can deliver. In bridge mode, the amplifier also delivers 2 x 310 watts RMS at 4 ohms. These power ratings are ideal for driving both front and rear speakers in a vehicle, ensuring powerful, distortion-free sound. Compared to similar products in the car hi-fi market, the Steg K4.01 sets the standard for a high-quality sound experience with its performance. Amplified sound at a lower power level could cause greater sound distortion, while higher power levels would require more complex wiring and a larger power supply to safely support the additional power.

Multimode crossover configuration: Individual sound adjustment

The amplifier features a multimode crossover configuration with a wide range of settings, including HP (high-pass), LP (low-pass), BP (band-pass), and FLAT. This variety of modes allows you to optimally adapt the amplifier to the needs of your sound system. The ability to use various filter modes supports bass, midrange, and treble, which is particularly advantageous for fine-tuning sounds in car hi-fi applications. This is where the K4.01 demonstrates its versatility compared to competitors, which are often limited to either high-pass or low-pass filters.

Dual-Filter Technology: Precise sound tuning with variable Q 0.7/1

With dual-filter technology and variable slopes of 12/24 dB, the K4.01 gives you precise control over your sound. The adjustable Q-factor of 0.7/1 allows you to adjust the filter's Q-factor, which controls the width of the frequency range affected by the filter. These settings allow you to tailor the sound to specific musical preferences or the acoustic challenges in your vehicle. Compared to standard sound filters, a narrower Q-factor allows for more precise control over specific frequencies, while a wider Q-factor offers a more natural sound.

Input sensitivity and stabilized power supply up to 11 volts: Performance without compromise

With an input sensitivity of 0.2 - 5 volts and a stabilized power supply that supports voltages up to 11 volts, the K4.01 is equipped for a wide range of signal inputs. This ensures clean signal processing and eliminates noise, which is crucial for car hi-fi systems. This flexibility in input sensitivity allows for seamless integration of various audio components. A stabilized power supply also provides consistent performance and protects the system from voltage spikes or dips that could occur with improper power supply.

Compact dimensions and the importance of cooling for performance

The amplifier's dimensions are 340 x 56 x 232 mm, allowing for flexible installation in your vehicle. Despite its compact size, the innovative IntelliSpeed ​​Air Forced cooling system ensures efficient heat dissipation. This system ensures sustained high performance by preventing overheating and protecting the amplifier's components from thermal stress. Efficient cooling is crucial for the longevity and performance of the device, especially during heavy use or in hot climates.

PC connection communication and MySTEGmanager for optimal control

The K4.01's PC connection allows for easy system configuration and monitoring via the MySTEGmanager software. This allows you, the user, to precisely tune the amplifier to your acoustic preferences and provides a user-friendly interface for managing frequency tuning, filter settings, and performance monitoring. The ability to access such controls digitally greatly simplifies the configuration and adjustment of complex systems.

AQVX frequency modules with a frequency range of 22-8500 Hz: Detailed sound

The K4.01 supports 56 different frequency modules from the AQXM2 series, covering a frequency range from 22 to 8500 Hz. This broad spectral range ensures that all frequencies, from deep bass to crystal-clear highs, are reproduced. The ability to choose from such a wide variety of frequency modules gives you the flexibility to optimize your audio experience through precise adjustments and emphasize your preferred sonic characteristics. This is a striking unique selling point compared to other amplifiers in the same segment, which often have more limited frequency flexibility.

Noise Killercircuit and GRIPS: Clean sound guaranteed

The K4.01's Noise Killer Circuit effectively minimizes noise, ensuring clear, undistorted sound. Combined with the GRIPS (Ground Reference Isolated Power Supply) system, this amplifier delivers clean performance by keeping electrical noise out of the sound system. These are crucial features for anyone who values ​​interference-free sound reproduction. The ability to minimize such disruptive influences sets the K4.01 apart from other amplifiers, which are often more susceptible to interference.

Support and services at Masori: On-site installation and expert support

For the Steg K4.01, Masori offers comprehensive expert support as well as practical services such as on-site installation in Frankfurt (Oder) and detailed assistance via the expert support FAQ & Help . You can also find detailed information in our audio blog . These services ensure that you not only receive the best possible product with your purchase, but also the necessary support for its optimal use.