The Wyred 4 Sound ST-500 MKII (W4S ST-500 MKII) is a power amplifier known for delivering exceptional audio performance with high efficiency. Central to its design are ICEpower modules, which are responsible for the amp’s robust power output, pristine sound quality, and efficient energy consumption. In this article, we’ll delve into the specific ICEpower 250ASX2 modules within the W4S ST-500 MKII, how they enhance the amplifier’s performance, and why modules are favored by high-fidelity audio equipment manufacturers worldwide.

Introduction to ICEpower Technology

ICEpower is a Danish company known for its pioneering Class D amplifier modules. Established in 1999, created efficient, high-quality amplifiers that have since become popular across audio industries—from home audio to professional equipment. By utilizing advanced Class D technology, ICEpowe 250ASX2 amplifiers reduce energy loss and improve sound reproduction, making them ideal for manufacturers focused on fidelity and efficiency.

Wyred 4 Sound and the ICEpower Partnership

Wyred 4 Sound (W4S) is an American audio equipment company recognized for producing high-performance audio gear at accessible price points. The collaboration with allows W4S to design amplifiers that achieve high output power with minimal distortion, catering to audiophiles who prioritize both sound quality and efficiency. This partnership led to the integration of IEpower modules in several W4S products, including the ST-500 MKII.

Overview of the ST-500 MKII Amplifier

The Wyred 4 Sound ST-500 MKII is a stereo amplifier designed to deliver clean, powerful audio that faithfully reproduces the source material. Built with ICEpower amplification modules, the ST-500 MKII boasts an impressive power output of 250 watts per channel at 8 ohms and 550 watts per channel at 4 ohms, making it suitable for a wide range of speaker configurations and listening environments.

What ICEpower Modules Are Used in the W4S ST-500 MKII?

The W4S ST-500 MKII utilizes the ICEpower 250ASX2 module. This specific module is a highly regarded ICE product, delivering 250 watts of continuous power at 8 ohms per channel. Known for its low distortion, high efficiency, and clean power output, the 250ASX2 module is a perfect fit for high-fidelity applications.

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ICEpower 250ASX2 Module: Key Features

The ICEpower 250ASX2 module offers several benefits that make it suitable for high-quality audio amplification:

• High Efficiency: It operates with over 90% efficiency, minimizing heat output.
• Power Handling: It can handle 250W at 8 ohms and up to 550W at 4 ohms.
• Low Distortion: It features THD (Total Harmonic Distortion) below 0.1%, ensuring audio fidelity.
• Integrated Power Supply: The module has an integrated power supply, reducing space and optimizing energy flow within the amplifier.

Advantages of ICEpower Modules in Amplifiers

ICEpower modules are highly efficient compared to traditional linear amplification methods. They produce less heat and offer a compact design, making them ideal for products like the ICE 250ASX2, which benefits from a smaller form factor without sacrificing performance.

Sound Quality and Performance of the ST-500 MKII

The ST-500 MKII delivers a crisp, dynamic sound that maintains clarity across all volume levels. Thanks to the 250ASX2 module, it offers a low noise floor, high damping factor, and tight bass response, making it well-suited for reproducing complex soundscapes accurately.

Efficiency and Power Handling of ICEpower Modules

One of the standout features of ICEpower modules is their power efficiency. The 250ASX2’s high power output with minimal heat generation allows the ST-500 MKII to operate reliably over extended periods without requiring additional cooling mechanisms, thereby reducing overall power consumption.

Reliability and Durability of ICEpower Technology

ICEpower modules are known for their robust build quality and reliability. They incorporate protection circuits against short circuits, over-voltage, and over-temperature, ensuring that the ST-500 MKII can withstand heavy usage without risk of failure or degradation in audio quality.

Why Choose ICEpower in High-Fidelity Systems?

For audiophiles and professional audio engineers, ICEpower technology provides a unique combination of high fidelity, efficiency, and compactness. ICE 250ASX2 modules like the 250ASX2 in the ST-500 MKII are selected for these qualities, allowing users to enjoy powerful, clean sound while benefiting from reduced power costs and environmental impact.

Comparison of ST-500 MKII with Other ICEpower-Based Amplifiers

Compared to other amplifiers that use ICEpower 250ASX2 technology, the W4S ST-500 MKII stands out for its refined sound tuning, which Wyred 4 Sound has calibrated to emphasize accuracy and musicality. This tuning, along with the inherent advantages of the 250ASX2 module, gives the ST-500 MKII a balanced and dynamic sound.

Real-World Applications of the ST-500 MK II

The ST-500 MKII is used in both home and professional audio setups. Its high power and efficiency make it suitable for high-demand applications, such as home theater systems, audiophile-grade stereo setups, and studio monitoring, where clarity and consistent output are essential.

Customer Feedback on the ICEpower 250ASX2-Driven ST-500 MKII

Users of the ST-500 MKII often praise its tight, accurate bass response, detailed midrange, and expansive soundstage. The amplifier’s power handling, combined with the clean output of the 250ASX2, allows it to drive a variety of speakers with ease, making it a popular choice for audiophiles.

Is the ICEpower 250ASX2 Module Custom-Tuned for the W4S ST-500 MKII?

Although Wyred 4 Sound utilizes the 250ASX2 module as is, the company applies proprietary tuning adjustments to the amplifier circuitry. This tuning process optimizes the module’s output for the unique sound profile W4S aims to achieve, resulting in a warm, precise, and engaging audio performance.

Future of ICEpower Technology in Wyred 4 Sound Products

Wyred 4 Sound continues to innovate with ICE modules in its product line. With ICE ongoing developments in Class D amplification technology, future W4S products are likely to feature even more refined versions of these modules, offering enhanced efficiency and sound quality.

Conclusion: What Makes ICEpower Modules Ideal for the ST-500 MKII?

The ICEpower 250ASX2 module’s integration in the W4S ST-500 MKII is a prime example of how advanced Class D technology can enhance audio equipment. Its high efficiency, powerful output, and low distortion make it an ideal match for the ST-500 MKII, providing listeners with high-fidelity sound in a compact, energy-efficient package. This combination of technology and tuning has helped Wyred 4 Sound solidify its position in the audiophile community.

Frequently Asked Questions (FAQs)

Q1: What is the power output of the W4S ST-500 MKII?
A: The ST-500 MKII delivers ICE 250ASX2 watts per channel at 8 ohms and 550 watts per channel at 4 ohms.

Q2: What ICE module is used in the ST-500 MKII?
A: The W4S ST-500 MKII uses the ICE 250ASX2 module.

Q3: How efficient are ICE modules?
A: ICE modules operate with over 90% efficiency, significantly reducing power consumption and heat output.

Q4: Are ICEpower modules reliable?
A: Yes, ICE modules incorporate multiple protection circuits, including over-voltage and short-circuit protection, ensuring durability and long-term reliability.

Q5: Is the sound of the ST-500 MKII custom-tuned by Wyred 4 Sound?
A: Yes, Wyred 4 Sound applies proprietary tuning to the amplifier circuitry to enhance the natural sound profile of the ICE module.

Q6: What types of audio systems are ideal for the ST-500 MKII?
A: The ST-500 MKII is versatile and suitable for home audio systems, professional studio setups, and high-fidelity home theater systems due to its power and clarity.