Technical guides

Dolby Atmos and DTS:X were based on the same technical principle: no longer tying each sound to a fixed channel, but instead treating it as an object with metadata that indicates its position within a three-dimensional sound field. This approach makes it possible to place a car, a voice, or footsteps anywhere in the room—including

Setting up a home theater is an exciting project. Choosing the front speakers, tuning the subwoofer to deliver precise bass, and configuring the AV receiver all become part of a ritual. However, behind that home theater lies a monumental amount of cables. Connecting the receiver to the speakers, subwoofer, console, computer, and display can turn

A truly immersive home theater experience goes beyond a big screen and comfortable seats; much of it depends on sound quality. If you don’t optimize your speaker system, even high-end audio and video equipment won’t perform to its full potential. That’s why taking the time to adjust speaker placement and room acoustics—as well as configuring

Surround sound is now the standard for many home theater setups, but it isn’t always the best solution. After testing various configurations and calibrations, what’s clear is that a good stereo system—two well-positioned channels plus a decent subwoofer—offers an immersive sound experience that, for the vast majority of people, rarely falls short of multichannel systems.

From the dawn of postwar electronics, two components emerged as cornerstones in the design of audio amplifiers: the 12AX7 and 12AU7 double-triode vacuum tubes. These small glass cylinders, with their nine pins and orange glow, became the sonic heart of countless guitar amplifiers and hi-fi systems. Their development by giants like RCA and GE was

For decades, the MP3 marked a turning point in audio distribution by flooding devices with entire albums that took up a fraction of the space of WAV files. Today, that storage limitation is meaningless, since even the most basic cell phones typically exceed 64 GB, and bandwidth continues to grow unabated. Furthermore, encoding techniques have

Today we’re going to get a little more technical in our explanation of the cathode follower, but without going overboard, so that any audio enthusiast can understand it. How the Cathode Follower Works This is an essential stage in vacuum tube amplifier circuits that, far from increasing the voltage, is designed to provide a stable

The belief that more data always equals better sound quality stems from a misinterpretation of the technology. In the realm of images, a higher number of pixels does add sharpness, but when it comes to audio, exceeding certain limits is not only unnecessary but counterproductive. Sampling rate and bit depth are the two factors that

Simply put, lossless music refers to any digital music file that has not undergone a compression process that discards data. It should be noted that “lossless” is not a direct synonym for “high-resolution,” although much high-resolution audio is presented in this format. Nor is it necessarily equivalent to “CD quality,” although this term commonly refers

Storing your headphones properly can extend their lifespan, as everyday neglect can take its toll sooner than expected. Although it may seem like a minor issue, damage can accumulate without you even noticing. Exposure to direct heat sources, such as windows in direct sunlight or radiators, can warp plastic components or melt delicate parts. Dust,

Living in a small apartment doesn’t mean you can’t enjoy high-quality surround sound—as long as you know how to make the most of the options available. For those of us living in tight spaces, it’s possible to have an audio system that creates a three-dimensional sound experience without resorting to complex setups or disturbing the

There is no single equalizer setting that works for everything. What does exist is three rules and a starting point per genre: move few bands, never go past ±3 dB, and cut before you boost. That alone will improve your sound more than copying any preset off the internet. And there’s something worth knowing before