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Jul 20, 2025 | 0 comments

More Than a Tube: Why Audio Note's 300B Amps Are an Audio...

Published by IWISTAO In the world of high-fidelity audio, some components are just gear, and others are legends. Then there are those that transcend legend to become something of a...

Jul 06, 2025 | 0 comments

The Workhorse and the Virtuoso: A Tale of Two Op-Amps, TL...

Published by IWISTAO In the sprawling universe of analog electronics, the operational amplifier is the beating heart of the circuit. It’s the unsung hero that shapes, filters, and breathes life...

Jun 21, 2025 | 0 comments

Waves Through Time: A Deep Dive into the Inner Workings o...

Published by IWISTAO In an era before the internet and before televisions were commonplace, a radio was a magical box that connected you to the world and soothed the soul....

Jun 20, 2025 | 0 comments

The Unsung Hero: Demystifying the Passive Preamplifier

Published by IWISTAO In the grand, often bewildering, orchestra of high-fidelity audio, there exists a component that champions the philosophy of "less is more." It’s a whisper in a...

Jun 18, 2025 | 0 comments

The Heartbeat of Vintage Sound: Unveiling IF Transformers...

Published by IWISTAO Table of Contents A Glimpse into the Analog Soul The Superheterodyne Symphony: Setting the IF Stage IF Amplifier Transformers : The Unsung Heroes of Gain and Selectivity...

Jun 16, 2025 | 0 comments

The Allure of Open Baffle Speakers: A Return to the Essen...

Published by IWISTAO In the relentless pursuit of high-fidelity audio, it’s easy to get lost in a sea of complex technologies and dazzling specifications. Yet, a design that embraces stunning...

Jun 14, 2025 | 0 comments

A Brief History of the Vacuum Tube: The Glowing Heart of ...

Published by IWISTAO Before the age of transistors and microchips, the vacuum tube reigned supreme. From radios and televisions to oscilloscopes and early computers, vacuum tubes were at the core...

Jun 14, 2025 | 0 comments

A Brief History of Radio Technology: From Crystal Sets to...

Published by IWISTAO Radio technology has come a long way since its humble beginnings. From the power-free crystal radios of the early 20th century to today’s highly integrated DSP receivers,...

Jun 05, 2025 | 0 comments

Understanding Transmission Line Speakers: Theory, Design,...

Published by IWISTAO In the vast world of high-fidelity audio, loudspeaker design is a landscape of established principles and radical departures. While sealed and bass-reflex enclosures dominate the market,...

Jun 02, 2025 | 0 comments

Vacuum Tube FU29 Push-Pull Tube Amplifier: A Deep Dive in...

Vacuum Tube FU29 Push-Pull Tube Amplifier: A Deep Dive into Vacuum Tube Audio Published by IWISTAO Part 1: Introduction – Igniting the Glow of Vacuum Tube Audio In an era...

May 28, 2025 | 0 comments

Enhancing Audio with an External High-Frequency Wood Horn...

Enhancing Audio with an External High-Frequency Wood Horn: The Perfect Companion for Full-Range and Mid-bass speaker Speakers Achieving the perfect sound in an audio system often depends on one key...

May 27, 2025 | 0 comments

Looking for the Perfect 8-inch Speaker Enclosure for Your...

Looking for the Perfect 8-inch Speaker Enclosure for Your DIY Project? If you're ready to assemble your own speaker, take a look at this! IWISTAO offer a pair of high-quality 2-way bookshelf...

May 26, 2025 | 0 comments

Design Principles of 2-Way Phase-Inverted Loudspeakers

Design Principles of 2-Way Phase-Inverted Loudspeakers Published by IWISTAO: May 27, 2025 I. Introduction: The Allure and Advantage of 2-Way Bass-Reflex Speakers The world of do-it-yourself (DIY) audio offers...

May 25, 2025 | 0 comments

Speaker Crossover Design: Principles and Practice

The journey to high-fidelity sound from a multi-driver loudspeaker system invariably leads to a critical component: the crossover network. As noted by experts at Humble Homemade Hifi, even the finest drivers housed in a well-crafted cabinet can deliver subpar audio if the crossover is poorly designed or implemented. It is, in essence, the heart and soul of the loudspeaker.

May 13, 2025 | 0 comments

LM1875 vs. TDA2030A Power Amplifier Boards: A Straightfor...

LM1875 vs. TDA2030A Power Amplifier Boards: A Straightforward Comparison for DIY Audio Enthusiasts If you're knee - deep in the DIY audio scene, chances are you've encountered the LM1875...

Apr 28, 2025 | 0 comments

The Manufacturing Process of a Speaker Driver

The speaker driver is the core of any audio system, responsible for turning electrical signals into sound. Whether it’s in a pair of high-end headphones or a massive concert sound system, the way a speaker driver is made plays a major role in the quality of the sound produced. Here's a closer look at how a speaker driver is manufactured.

Apr 16, 2025 | 0 comments

Unleash Audiophile Passion with IWISTAO LM1875 Exceptiona...

Unleash Audiophile Passion with IWISTAO LM1875 Exceptional Amplifier Are you a music enthusiast constantly on the hunt for an amplifier that can deliver an immersive and high-fidelity audio experience?...

Apr 08, 2025 | 0 comments

The Role of Choke Coils in Tube Amplifiers

The Role of Choke Coils in Tube Amplifiers For audiophiles and musicians, the appeal of tube amplifiers is hard to overstate. They’re cherished for their warm, rich sound that brings...