NAD is a brand that specializes in high-fidelity audio equipment and electronics.

1000 S


Stepping into the world of high-end audio, the Classé Delta Pre MK II preamplifier commands attention not only with its striking appearance but also with the depth of its capabilities. This is not just another component in your audio system; it is a statement of serious intent from an audiophile, priced at around $12,000 USD. For those already in the Classé ecosystem and looking for an upgrade path, the MK II is available for $3000 USD, providing a significant step up without the need to start from scratch.

What sets the Delta Pre MK II apart is its meticulous attention to sonic detail. Imagine tailoring your sound with 0.25dB precision, allowing for the most minute adjustments to perfectly match your listening preferences or room acoustics. It's like having the ability to paint with sound, where every stroke is finely tuned to your taste.

The preamplifier doesn't stop there; it presents a wealth of features geared towards achieving unparalleled sound quality. With support for both mono and stereo subwoofers and advanced frequency and slope control, it offers a rich, textured bass experience that can be precisely dialed in. For those who love to fine-tune and adjust, the five-band digital parametric equalizer provides a playground for shaping your sound.

A notable modern feature is its ability to play high-resolution music through HEOS, ensuring that your digital music collection, whether stored or streamed, is rendered with impeccable detail and clarity. The Delta Pre MK II's design is also a blend of function and luxury, featuring an elegant anodized aluminum chassis and an intuitive touchscreen display, making every interaction a pleasure.

In terms of connectivity, this preamplifier acts as a central hub for both digital and analog sources, boasting a wide range of inputs and outputs. Its built-in DAC, capable of handling up to 32-bit/384kHz, DSD512, and MQA files, stands out for its versatility and quality, making it a future-proof solution for all high-resolution audio formats.

**Key Features:**

-   Precision volume control in 0.25dB steps
-   Support for mono and stereo subwoofers
-   Advanced five-band digital parametric equalization
-   HEOS integration for high-resolution music streaming
-   Built-in DAC capable of handling up to 32-bit/384kHz, DSD512, and MQA files
-   Wide range of inputs and outputs

**Technical Specifications:**

-   Dimensions: 438mm (W) x 432mm (D) x 108mm (H)
-   Weight: 12.7kg
-   Power consumption: 30W (idle), 60W (max)
-   Input sensitivity: 2.5Vrms (RCA), 5Vrms (XLR)
-   Output voltage: 2Vrms (RCA), 4Vrms (XLR)
-   Frequency response: 20Hz - 20kHz (+/-0.2dB)
-   Signal-to-noise ratio: 100dB (A-weighted)
-   Total harmonic distortion: 0.005% (20Hz - 20kHz)

**Conclusion:**

The Classé Delta Pre MK II preamplifier is a no-compromise solution for audiophiles seeking the ultimate in sound quality and control. Its meticulous attention to detail, extensive feature set, and elegant design make it a worthy centerpiece for any high-end audio system.

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Classé Delta Pre MK II Preamplifier: A Detailed Look

Classé is a brand that specializes in high-end audio equipment.

Classé

Hear your music in stunning detail with the Classé Delta Pre MK II and its high-res audio support.


We're diving into the world of the Lyravox Karlmann Monolith – a monstrous speaker system designed to make your music feel like a live concert! Get ready, we'll discuss:

-   Thunderous bass so clean, you'll feel it in your chest, not your muddy living room floor.
-   Vocals and instruments so crisp, you might swear the band's playing right in front of you.
-   Sound that wraps around you, not just blasts you – think concert hall, not tinny earbuds.
-   The luxury tech and craftsmanship that goes into a speaker this epic.

Intrigued? Keep reading for the inside scoop....

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Audiophiles seeking the ultimate soundstage, behold the Lyravox Karlmann Monolith – a speaker system where cutting-edge tech meets refined craftsmanship. This monolith is a powerhouse built on one goal: to recreate the thrilling energy of a live performance in the comfort of your own space.

Let's start with the foundation: a potent 15-inch (38 cm) woofer. Don't let the size fool you – it's not there for muddy boom. This beast gets its precision punch from a meticulous Helmholtz resonance absorber, minimizing distortion and giving your bass that deep, controlled rumble that puts you right in the concert hall.

The mid-high frequencies get the star treatment too. Ceramic membranes, including a beautifully sculpted Accuton midrange driver, shimmer with detail. The stiffness and lightness of ceramic translate to stunning sonic clarity. Those soaring vocals and complex instrumentals shine as if the musicians are right there in the room.

Lyravox pushes the boundaries further with their advanced "ambience concept." A dipole magnetostat and ceiling-firing AMT tweeter cast a wide, enveloping soundfield. It's not just about pinpoint stereo sound, this setup adds a tangible sense of three-dimensional space that most speakers fall short of.

And then there's the build. Finely finished artificial stone isn't for vanity's sake – it battles resonance for ultimate sound purity. At a solid 113 kilograms, the Monolith stands firm, ensuring the drivers translate their energy into music, not wasted vibrations.

Inside, we find pure muscle: three Ncore amplifiers pump out 1,100 clean watts per channel. Think of them as effortless powerlifters for your sound, capable of reproducing the widest dynamic swings without breaking a sweat. Onboard electronics and a powerful DSP let you sculpt the sound for any room, making those final tweaks for pristine performance.

The Lyravox Karlmann Monolith isn't a flashy toy; it's a testament to audio excellence, born from a union of engineering and artistry. This is immersive, live-feeling sound reserved for the most passionate music lovers.

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Forget Stereo, This Speaker Brings a 3D Sound Experience: Lyravox Karlmann Monolith


Lyravox is a German audio manufacturer dedicated to pushing the boundaries of sonic performance and redefining the luxury listening experience. Their philosophy centers on a holistic approach to audio systems, blending cutting-edge technology, masterful craftsmanship, and a deep understanding of how we interact with music.

**What Sets Lyravox Apart**

-   **Authentic Live Sound:** Lyravox aims to transport you to the heart of a concert hall with speakers designed for deep, precise bass, stunningly clear mids and highs, and immersive, three-dimensional soundstages.
-   **Innovation meets Tradition:** Lyravox embraces both groundbreaking technologies like ceramic drivers and advanced DSP alongside meticulous cabinet construction techniques for superior acoustic performance.
-   **Luxury Without Compromise:** Each Lyravox system exudes quality. Handcrafted materials like fine artificial stone and elegant design seamlessly blend with high-performance components, making them centerpieces in sophisticated homes.
-   **User-Centric Design:** Lyravox recognizes modern lifestyles. Their systems offer convenient features like integrated electronics and room adaptation for customized sound that effortlessly fits your space.

**Lyravox is for those who...**

-   Demand the absolute best in sound reproduction.
-   Appreciate the marriage of technology and artistic design.
-   Desire an audio system that enhances their living space, not detracts from it.
-   Are ready to step beyond ordinary sound and into a musical experience.

Lyravox

Deep bass, crystal-clear vocals – the Karlmann Monolith is audiophile sound without the snobbery

The Karlmann Monolith speakers are high-end audio powerhouses crafted to transport you into a concert-like experience within your own space. This system blends cutting-edge audio technology with meticulous build quality for unparalleled sound reproduction.  Each massive speaker stands as a testament to audio artistry, promising deep, controlled bass, crystal-clear vocals, and a three-dimensional soundstage that envelops the listener.

Karlmann Monolith


In a remarkable leap for auditory science, two recent studies have unveiled the sounds of the natural world that lie beyond human perception. Researchers from Aalto University and Tel Aviv University have separately explored ultrasonic frequencies and plant emissions, offering new insights into the unseen and unheard aspects of our environment.

At Aalto University, a team led by Professor Ville Pulkki has developed a super-hearing technology capable of detecting ultrasonic sounds, such as those made by bats. This technology, which transforms ultrasonic frequencies to audible ranges, promises significant applications in various fields, including maintenance, rescue, and environmental monitoring. It's a breakthrough that not only broadens our sensory experience but also enhances our understanding of animal behavior and environmental dynamics.

Meanwhile, researchers at Tel Aviv University have discovered that plants emit sounds, particularly when stressed. Led by biologist and mathematician Lilach Hadany, the team found that these sounds, though inaudible to the human ear, could carry vital information about the plants' condition. This revelation opens up new possibilities in agriculture and environmental science, providing a novel method to monitor plant health and stress.

**HiFi Audio and Auditory Experiences:** 
While these studies explore frequencies beyond human hearing, they bring exciting possibilities to the world of HiFi audio and auditory enhancement. Insights gained could inspire the development of more advanced sound processing techniques in HiFi systems, creating more immersive and sophisticated soundscapes. The understanding of how different frequencies interact with the environment, including those from stressed plants, could lead to HiFi systems that integrate ambient environmental sounds, offering a more holistic and organic listening experience.

**Conclusion:** 
The findings from Aalto and Tel Aviv Universities not only challenge our understanding of hearing and perception but also underscore the importance of continuous scientific exploration. In a world where so much remains to be discovered, these studies serve as a reminder of the endless possibilities that await in the pursuit of knowledge and understanding.

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Beyond Human Hearing: Groundbreaking Studies Reveal New Sonic Frontiers

Explore how groundbreaking studies on ultrasonic and plant sounds are inspiring innovative HiFi audio experiences and advanced auditory enhancements.

1000 S

by NAD

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Classé Delta Pre MK II Preamplifier: A Detailed Look

Forget Stereo, This Speaker Brings a 3D Sound Experience: Lyravox Karlmann Monolith

Beyond Human Hearing: Groundbreaking Studies Reveal New Sonic Frontiers