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Acoustics III: Phase, Polarity, and the Comb Filter Explained
In the last post, we unraveled the four essential properties of a single sound wave: frequency, period, wavelength, and amplitude. We...

Matheus Antunes
Aug 18, 2025


Acoustics II - Wave Theory
When we talk about acoustics, a minimal understanding of wave theory is indispensable. It might seem a bit intimidating at first, but...

Matheus Antunes
Aug 14, 2025


Acoustics I - What is Sound and How Does It Behave?
Stepping away from digital audio for a bit, because I feel like talking about acoustics. In our day-to-day, we talk a lot about digital...

Matheus Antunes
Aug 13, 2025


Digital Audio V - VU, RMS and LUFS
Understanding the technical functions and limitations of VU, RMS, and LUFS meters is essential for delivering work that translates...

Matheus Antunes
Aug 11, 2025


How to Significantly Improve Your Recording (Without Spending a Cent)
I covered this topic on the resources page of the site for those who are already subscribers, but it's something so important, and yet, so neglected in daily life that I thought it would be cool to bring it here in this format and share it with everyone as well. The quality of a recording does not depend exclusively on expensive equipment, such as microphones or preamplifiers. Although these items are frequently discussed in forums and online communities, three technical and

Matheus Antunes
Aug 8, 2025


Digital Audio IV - Understanding Dither and Truncation
Digital Audio IV - Understanding Dither and Truncation In previous posts, we followed the journey of sound from the analog to the digital...

Matheus Antunes
Aug 6, 2025


The Journey of Sound: Understanding Transducers and Converters
In previous posts, we established the fundamental difference between the analog and digital worlds. But how, exactly, does sound make the...

Matheus Antunes
Aug 5, 2025


Digital Audio II - Bit Depth and Sample Rate
Introduction In our first post, we saw that digital audio is a "photograph" of analog sound. Now, let's analyze the two elements that...

Matheus Antunes
Aug 4, 2025


Digital Audio I - Introduction
The sound that surrounds us, from a lively conversation to your favorite music, is analog by nature. It travels through the air as continuous waves of pressure, with infinite variations in frequency and amplitude . But how do we transform this sonic richness into a format that computers, smartphones, and audio interfaces can understand and manipulate? The answer lies in digital audio. In this post, we will unveil what digital audio is and why understanding how it works is a

Matheus Antunes
Aug 4, 2025


Introduction
Sejam bem vindos!

Matheus Antunes
Aug 4, 2025
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