SME is a British manufacturer of high-end turntables and tonearms.

Series V


Hifiman recently dropped two new pieces of kit for the desk-bound audiophile crowd, the EF499 and EF500 DAC/amps. Let's dig into what makes these two stand out, without all the marketing fluff.

First up, the EF500. What's cool about this one? It's got Hifiman's own Hymalaya LE R2R DAC tech. For those not deep into audio tech, that's basically a fancy way of saying it converts digital music files into analog sound really precisely, making your tunes sound super clean and true to the original recording. Plus, it's got this design that lets it double as a stand for your headphones, which is pretty neat if you're trying to keep your desk looking sharp.

The EF499 takes a slightly different tack, opting for a Philips R2R DAC. This is a bit of a nod to the old-school, giving your music a warmer, more 'analog' vibe that some folks really dig. It's also designed to be a headphone stand, keeping that dual-purpose theme going.

Both models are pretty compact, designed to not hog too much space on your desk. They've got all the connections most folks would need, like balanced and unbalanced outputs, and a switch for toggling between digital and analog modes. They're built to last too, with features like an independent power supply and a case design that keeps things cool.

Price-wise, the EF499 is the more wallet-friendly option at $299, while the EF500 will set you back a bit more at $459. But what's the word on the street? Well, without diving into individual opinions, the general vibe is that these DAC/amps are hitting the right notes. The EF499, with its classic DAC chip, is getting nods for its smooth and potent sound, appealing to those who have a soft spot for the warmth of vintage audio gear. The EF500, meanwhile, is earning props for its precision and clarity, making it a strong contender even among pricier options.

In short, Hifiman's latest are shaping up to be solid picks for anyone looking to up their desktop audio game without cluttering up their space or emptying their bank account. Whether you're after that pristine, accurate sound or something with a bit more old-school warmth, there's something here that's likely to hit the spot.

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## Features and Technical Specifications

### Hifiman EF500:

-   **DAC Technology**: Proprietary Hymalaya LE R2R DAC for accurate digital-to-analog conversion.
-   **Total Harmonic Distortion (THD)**: 0.0025% (-8dB), indicating extremely low distortion levels.
-   **Channel Separation**: 131±3 dB, ensuring clear separation between audio channels.
-   **Signal-to-Noise Ratio (SNR)**: 117 dB (A-Weighted), indicating a very low background noise level.
-   **Maximum Power Output**: 4.5 watts per channel (WPC) @ 32 Ω (balanced); 1.32 WPC @ 32 Ω (unbalanced), showcasing its ability to drive a wide range of headphones.
-   **Weight**: Approximately 3.37kg, solid and stable for desktop use.
-   **Design Features**: Dual-purpose as both an amplifier and a headphone stand, with a sleek design that adds to desktop aesthetics.
-   **Connectivity**: Fully balanced input/output connections, Coaxial/NET+USB function switch for versatile connection options.
-   **Power Supply**: Independent, ensuring clean and stable power delivery.
-   **Thermal Management**: Optimized tower case for efficient heat dissipation.

### Hifiman EF499:

-   **DAC Technology**: Philips R2R DAC, known for its warm, full-range sound signature.
-   **Total Harmonic Distortion (THD)**: 0.008% (0dB), slightly higher than the EF500 but still very low, indicative of minimal signal distortion.
-   **Channel Separation**: 95±3dB, providing good audio channel clarity.
-   **Signal-to-Noise Ratio (SNR)**: 99dB (A-weighted, AP Open Loop Test), ensuring a clean sound with minimal background noise.
-   **Maximum Power Output**: 4.35 WPC @ 32 Ω (balanced); 1.28 WPC @ 32 Ω (unbalanced), indicating strong driving capabilities for headphones.
-   **Weight**: Approximately 3.3kg, also designed for stable desktop use.
-   **Design Features**: Similar to the EF500, it serves as both an amplifier and a headphone stand with a clutter-reducing design.
-   **Connectivity**: Offers balanced and unbalanced connections, with a focus on versatility for various audio setups.
-   **Power Supply**: Features an independent power supply for consistent performance.
-   **Thermal Management**: Designed with a thermal optimized case to maintain operational efficiency.

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EF499 and EF500: Hifiman's New Twins Take on Desktop Audio

HIFIMAN is an audio brand known for producing high-quality headphones and audio equipment.

HIFIMAN

Hifiman's new releases, EF499 and EF500, are here to transform your desktop listening experience.


In a striking tribute to the vibrant musical history of the United States, Klipsch Audio Technologies has announced the release of its latest innovation - the Music City Series Bluetooth speakers. This collection, comprising three distinct models named Austin, Nashville, and Detroit, is a harmonious blend of high-fidelity sound and portable convenience.

Each model in the series is dedicated to a city with a rich musical legacy. The Austin model, priced at $99, is compact and rugged, designed for the on-the-go music enthusiast, echoing the dynamic energy of the world’s live music capital. The Nashville speaker, slightly larger and priced at $149 (£159 in the UK), delivers deep, soulful tunes reminiscent of the city's storied history in country and blues. The largest of the trio, the Detroit, channels the city's legacy of rhythm and blues with powerful audio that resonates with the spirit of Motown, and is priced at $299, set for release in 2024.

All three models boast IP67 dust and waterproof ratings, making them as durable as they are aesthetically pleasing. With a battery life ranging from 12 to 24 hours, these speakers are ready for any adventure, whether a backyard barbecue or a camping trip. Additionally, the Klipsch Connect app enhances the user experience, allowing for customizable EQ settings and seamless pairing of multiple speakers for a synchronized audio experience.

The Music City Series is not just a nod to the past but a leap into the future of portable audio technology. With the integration of advanced features and the unmistakable Klipsch sound quality, this series is set to redefine the standards of portable Bluetooth speakers.

Klipsch's Music City Series is scheduled to hit the shelves by the end of the year, with pre-orders already underway. The anticipation among audiophiles and casual listeners alike is palpable, as Klipsch continues to solidify its reputation as a pioneer in the world of high-fidelity audio.

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Feel the Beat of Detroit, Nashville, and Austin with Klipsch's Game-Changing Portable Speakers!

Meet Klipsch's Music City Series: Portable speakers echoing America's musical roots. Waterproof, long-lasting, and powerful!


In the realm of vinyl record listening, the pursuit of pristine audio quality often leads enthusiasts to explore various accessories. Among these, the vinyl record puck, a seemingly simple device, has garnered attention for its ability to potentially elevate the listening experience. But what exactly are these pucks, and how do they influence the sound quality of your cherished vinyl records?

## What is a Record Puck?

A record puck, also known as a record clamp or stabilizer, is a device placed atop a vinyl record while it spins on a turntable. Its primary purpose is to enhance the stability of the record during playback. These pucks come in various shapes, weights, and materials, each bringing a unique aspect to the turntable setup.

## The Science Behind the Puck

1.  **Stability and Vibration Damping**: The core function of a record puck is to provide stability. By pressing the record firmly against the platter, pucks minimize unwanted vibrations that can result from slight warps or imbalances in the record. This reduction in vibration can lead to a clearer and more accurate sound reproduction.
    
2.  **Warped Records**: Vinyl records are prone to warping. A well-designed puck can help flatten these warps during playback, allowing the stylus to track the grooves more accurately, thus enhancing sound fidelity.
    
3.  **Sound Quality**: The impact of a puck on sound quality is a matter of debate. While some audiophiles report a noticeable improvement, others find the difference subtle or non-existent. The effect largely depends on the quality of the turntable, the condition of the vinyl, and the listener's sensitivity to audio detail.
    

## Variations in Pucks

1.  **Weight Differences**: Lighter pucks are suitable for turntables with delicate bearings, whereas heavier pucks, offering more stability and vibration damping, might be suitable for more robust turntables.
    
2.  **Shape and Material**: From standard disc-shaped to spindle-shaped, the puck's design can affect its performance. Materials like metal, acrylic, or rubber also play a role, with each offering different damping characteristics.
    
3.  **Price Range**: Prices vary widely, with some basic models being quite affordable, while high-end models can be a significant investment.
    

## Choosing the Right Puck

Selecting the right puck requires considering the specific needs of your turntable and your personal preferences. Heavier pucks might not be suitable for all turntables, especially if they strain the motor or suspension system. The material and shape should align with your aim—whether it’s flattening warped records or minimizing vibrations.

**Conclusion**

Vinyl record pucks present an interesting avenue for audiophiles to explore in their quest for audio perfection. While they offer practical benefits such as stabilizing the record and reducing vibrations, the extent of their impact on sound quality can vary. The key is to choose a puck that complements your turntable and enhances your listening experience without causing undue stress on your equipment. Ultimately, the right puck can be a valuable addition to your vinyl setup, contributing to the rich and immersive world of vinyl record listening.

A stylish, modern turntable with a high-quality vinyl record puck

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From Warps to Clarity: The Crucial Role of Record Pucks in Vinyl Listening

Explore the role of record pucks in perfecting vinyl playback for audiophiles.

Series V

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Interesting articles

EF499 and EF500: Hifiman's New Twins Take on Desktop Audio

Feel the Beat of Detroit, Nashville, and Austin with Klipsch's Game-Changing Portable Speakers!

From Warps to Clarity: The Crucial Role of Record Pucks in Vinyl Listening