
In a significant advancement for high-fidelity audio, Cyrus Audio has unveiled its latest innovations - the Power-XR and Classic POWER stereo amplifiers. These products mark a new era in the company's storied history of audio excellence, offering ground-up re-engineering while retaining the iconic Cyrus Audio aesthetic.

**Innovative Design and Engineering**: Cyrus Audio's latest offerings are Class A/B stereo amplifiers, boasting a lower noise floor than their predecessors. This pivotal enhancement enables the amplifiers to capture more intricate audio details. The Power-XR and Classic POWER are designed to seamlessly integrate into existing Cyrus systems, especially benefiting setups that utilize bi-amping.

**Technical Brilliance**: The Power-XR stands out with its 2×110 watts power output into a 6 Ω load, extending its operating range from D.C. to beyond 100kHz. Its wideband capability ensures a flat frequency response and minimal phase shifts. Similarly, the Classic POWER delivers a strong performance with a frequency response extending beyond 50kHz. Both amplifiers are equipped with unbalanced and balanced inputs, a 12 V trigger input, a proprietary MC-BUS control bus, and USB ports for firmware updates. The Power-XR can be further enhanced with the optional Cyrus PSU-XR external power supply.

**Pricing and Availability**: Reflecting their premium positioning, the Power-XR is priced at £2995, and the Classic POWER at £2395. These amplifiers are available for pre-order, with deliveries commencing from early December.

**Initial Impressions**: While comprehensive user reviews are still forthcoming, the initial technical specifications and features have generated positive buzz in the HiFi community. The amplifiers are being lauded for their innovative design, enhanced noise reduction, and high-fidelity output, catering to the needs of discerning audiophiles and audio professionals.

Cyrus Audio’s latest releases are not just amplifiers; they are a testament to the brand's commitment to pushing the boundaries of audio technology.

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Cyrus Audio Elevates HiFi Standards with Power-XR and Classic POWER Amplifiers

Cyrus Audio unveils Power-XR and Classic POWER amplifiers, offering advanced Class A/B technology, enhanced audio fidelity, and sleek design.


When it comes to setting up a HiFi audio system, one of the most overlooked components is often the speaker cable. While most enthusiasts are happy to invest significant sums in their amplifiers, speakers, and DACs, the speaker cable is often an afterthought. The question that many ask is: Do high-end speaker cables really make a difference?

## Different Gauges, Different Needs

The gauge of the speaker cable is its diameter, commonly specified in American Wire Gauge (AWG). A lower gauge means a thicker wire, and consequently, less resistance. For shorter distances, a 16-gauge cable may suffice, but many audio aficionados swear by 12-gauge cables for more demanding setups. The advantage of a lower gauge cable like 12-gauge is that it offers less resistance, ensuring that more of the amplifier's power reaches the speakers. However, lower gauge cables are stiffer and heavier, which can be cumbersome during installation.

For residential applications, especially those requiring runs of 150-180 feet, 14-gauge cables can be suitable. When it comes to in-wall installations, cables must meet specific safety standards, such as those established by the National Electrical Code (NEC), typically requiring at least a CL2 rating.

## Material Matters

The debate also extends to the materials used in the cables. While you can find exotic cables with silver and other costly materials, most cables are made from copper or copper-clad aluminum (CCA). Pure copper is the choice of many for its conductivity. Some popular brands like Blue Jeans Cable offer well-terminated cables using pure copper with ultrasonic bonding, hitting a sweet spot between cost and performance.

## Quality Versus Cost

There's an array of high-end options, with some costing hundreds of dollars. Martin Logan, a respected name in audio, suggests that even Amazon Basics will suffice, despite its use of copper-clad aluminum instead of pure copper. Other economical brands like GearIt and Monoprice are also commonly cited for delivering reliable performance without breaking the bank.

## Audiophile Skepticism

There are skeptics in the HiFi community who claim that as long as the wire is of sufficient thickness to handle the power and distance between your amplifier and speakers, a more expensive wire will not offer significant improvements in sound quality. In fact, some enthusiasts have even demonstrated the lack of difference between high-end cables and makeshift cables, including the infamous "coat hanger test," in which an ordinary coat hanger wire was used as a speaker cable to great effect.

## It's More Than Just Sound

What many find is that high-quality cables bring benefits beyond potential sound improvements. They are often more durable, with better shielding to protect against interference. Some also appreciate the aesthetics of well-made cables, which can enhance the overall experience of setting up and enjoying a HiFi system.

## The Final Word

While there's no definitive answer as to whether high-end speaker cables significantly improve sound quality, they do offer other benefits like durability and aesthetics. In the end, the choice often comes down to personal preference and budget. If you are keen to find out if higher-end cables will make a difference in your setup, the best approach is to try a few different types and decide for yourself. Even if the improvements in sound quality are subtle, the satisfaction gained from knowing you've optimized every part of your system can be well worth the investment.

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The Big Question About Speaker Cables: Do They Make a Difference?

Explore the complex world of HiFi speaker cables. Understand the factors like gauge, material, and quality, and whether they really impact your sound experience.


In the realm of high-fidelity audio, there's an invisible dance happening right in our living spaces – a performance by sound waves influenced by the very rooms we sit in. This is the world of room modes and standing waves, where physics meets the ear, often with less-than-desirable outcomes for audiophiles.

## The Essence of Room Modes

Imagine your room is a container, and sound is water. When you pour water into it, some waves crash against the walls and interfere with the incoming waves, creating ripples of varying sizes and strengths. Replace water with sound, and you have an analogy for room modes.

Technically, room modes are specific frequencies that resonate more than others due to the dimensions of a room. It's like when a singer hits a particular note and a glass shatters – the glass resonates with that note. Your room, too, has 'favorite' notes, which are the room modes. These favorites depend on the length, width, and height of the room, creating a unique acoustic fingerprint.

## When Waves Stand Still: Standing Waves

Standing waves, on the other hand, are the stubborn notes that seem to hover in the air. In a perfectly reflective room, a sound wave can bounce back and forth, eventually superimposing upon its own echo. When two such waves traveling in opposite directions meet, they form a standing wave – a spot where certain notes linger, refusing to fade away. These spots can either amplify the sound (making it louder) or cancel it out (creating dead zones).

## Technical Interlude: The Math Behind the Music

If you're curious about the technical nitty-gritty, room modes can be predicted using basic formulas. For instance, the lowest frequency that will create a standing wave between two parallel walls (axial mode) can be calculated by dividing the speed of sound (approximately 343 meters per second) by twice the distance between the walls. But fear not, you don't need to solve equations to understand the practical implications.

## The Real-World Effects on Your Listening Experience

The result of these acoustical phenomena is an uneven bass response. Some bass notes might boom, overwhelming the melody, while others might barely whisper. In the context of listening to music, this means the bass guitarist in your favorite band might sound like they’re playing a solo when they’re not, or they might seem to disappear altogether.

## Taming the Acoustic Beasts

How do we tame these unruly resonances? Acoustic treatment is the key. This includes adding absorptive materials, like acoustic panels or even bookshelves stuffed with books, to disrupt the path of the sound waves and reduce their ability to bounce back and forth. Strategically placing your speakers and listening position can also help you avoid the worst effects of standing waves.

Another ally in the battle against room modes is equalization (EQ), where you adjust the levels of specific frequencies. However, this is more of a band-aid than a cure, as it doesn't remove the cause of the problem.

## Accessibility for All Ears

Understanding and addressing room modes is essential because good sound should be accessible to everyone, everywhere. Whether you're in a cozy attic or a spacious living room, knowledge about how sound interacts with space can enhance your listening experience.

In the end, it’s all about balance. We can't completely eliminate room modes or standing waves, but we can learn to live with them harmoniously. By knowing your room's acoustic personality, you can set up your HiFi system to sing in tune with your space, ensuring that every note reaches your ears as the artist intended.

So, the next time you press play on your favorite album, remember the silent symphony playing in the architecture around you. With a little understanding and effort, you can conduct that symphony to support the soundtrack of your life, note by perfect note.

a modern living room focusing on a single speaker. Visible around the speaker are stylized, semi-transparent flutter echoes or waveforms that

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Understanding Room Modes and Standing Waves in HiFi

Understand the impact of room modes and standing waves on HiFi audio


Electrocompaniet has recently introduced the AW 300 M Mono Power Amplifier, showcasing its commitment to high-fidelity audio with this latest addition to their lineup. Designed as a mono-only amplifier, the AW 300 M is not just an embodiment of updated, yet unmistakable Electrocompaniet design, but it also offers seamless integration with both current and legacy products from the brand.

**Key Features of the AW 300 M:**

-   **Power and Performance**: The AW 300 M delivers 300 Watts into an 8Ω load, and is capable of producing 600 Watts into a 4Ω load and 1000 Watts into a 2Ω load. This power output is contained within a compact design, showcasing the amplifier's efficiency and adaptability.
-   **Innovative Design**: The amplifier features Electrocompaniet’s direct-coupled high open-loop bandwidth topology, now enhanced with high slew-rate and extended bandwidth amplifier stages. This design allows for an exceptionally low distortion rate, ensuring audio purity.
-   **Advanced Power Supply**: The power supply has undergone significant enhancements, featuring 110,000 uF supply filtering and meticulous DC and RF noise filtering. An 800VA toroidal transformer, combined with upgraded wire gauge transformer and effective shielding, minimizes interference.

**Technical Specifications:**

-   The AW 300 M boasts an input impedance of 330 kΩ and a frequency response ranging from 0.5 – 220 kHz with an active input filter, and 0.5 – 1.1 MHz with the input filter disabled. It offers a voltage gain of 29 dB for mono, balanced input, ensuring precision in audio amplification.
-   The signal-to-noise ratio stands at 95 dB for a 1W/8Ω load and 120 dB for full power output, highlighting the amplifier's clarity and efficiency.
-   The dimensions of the AW 300 M are notably compact for its capability, measuring 212 mm in width, 488 mm in depth, and 292 mm in height, making it an attractive option for various setups.

**Conclusion:** The AW 300 M Mono Power Amplifier, priced at €13,500 per unit in Europe and £12,100 per unit in the UK, represents a significant advancement in Electrocompaniet’s product line. It is designed for audiophiles seeking a powerful, high-quality audio experience in a sleek and modern package. The AW 300 M stands as a testament to Electrocompaniet's expertise in blending innovative audio technology with user-friendly design, offering an unparalleled auditory experience.

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Electrocompaniet AW 300 M: A New Era of Mono Power Amplification

Electrocompaniet AW 300 M Mono Power Amplifier, blending high-fidelity performance with compact design. Experience unparalleled audio with innovative topology and advanced power supply

Cyrus Audio Elevates HiFi Standards with Power-XR and Classic POWER Amplifiers

The Big Question About Speaker Cables: Do They Make a Difference?

Understanding Room Modes and Standing Waves in HiFi

Electrocompaniet AW 300 M: A New Era of Mono Power Amplification

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The Big Question About Speaker Cables: Do They Make a Difference?

Understanding Room Modes and Standing Waves in HiFi

Electrocompaniet AW 300 M: A New Era of Mono Power Amplification