Notes from the workshop.

The journal

Notes from the workshop.

Build guides, measurement deep-dives, and news from the bench in Plymouth.

Dealer Markup vs Direct-to-Consumer vs DIY Speakers: What Are You Actually Paying For?
Informational Articles
Dealer Markup vs Direct-to-Consumer vs DIY Speakers: What Are You Actually Paying For?

Dealer markup, direct-to-consumer audio, and DIY speaker kits all price products differently. Learn what you are actually paying for and which route offers the...

Informational Articles
Are DIY Speaker Kits Worth It? What You Save, What You Learn, and What Can Go Wrong

If you’ve spent any time looking at home audio upgrades, you’ve probably run into the idea of DIY speakers. The idea is simple: instead...

Inside the Build: Technical Deep Dive into Kerry’s End-Game Speakers
Informational Articles
Inside the Build: Technical Deep Dive into Kerry’s End-Game Speakers

Building a speaker from scratch is never just about wood and wires—it’s about engineering sound through modeling, measurement, and iteration. Kerry’s latest floor-standing speaker...

Unlocking the Formula: Determining the Optimal Amplifier Power for You
Informational Articles
Unlocking the Formula: Determining the Optimal Amplifier Power for You

Determine your optimal amplifier power requirements for your speaker using these principles

Front vs rear ports - Does it matter?
Informational Articles
Front vs rear ports - Does it matter?

CSS Audio explains whether front or rear port placement affects bass performance, room placement flexibility, and overall sound in DIY speaker designs.

Understanding Loudspeaker Distortion
Informational Articles
Understanding Loudspeaker Distortion

Learn what causes loudspeaker distortion — harmonic, intermodulation, and dynamic. Essential reading for audiophile DIY speaker builders from CSS Audio.

Plugging a Port - What is Happening to Your Speaker
Informational Articles
Plugging a Port - What is Happening to Your Speaker

One of the forums I browse recently had a question come up and I didn’t realize how confusing it was to most people until...

Understanding Baffle Step and Diffraction
Informational Articles
Understanding Baffle Step and Diffraction

Baffle step and diffraction are two very important concepts to understand in speaker design. Most people who are in to performance audio have probably...

Building Speakers to Last
Informational Articles
Building Speakers to Last

Build DIY speaker cabinets that stand the test of time. CSS Audio shares wood selection, joinery, sealing, and finishing tips for durable audiophile results.

2-Way vs 2.5-Way vs 3-Way Speakers: What’s the Difference? Is One Better?
Informational Articles
2-Way vs 2.5-Way vs 3-Way Speakers: What’s the Difference? Is One Better?

What’s the difference between a 2-way and a 2.5-way or a 2-way and a 3-way? This is a question that I’ve seen come up...

Test Tracks for Evaluating Loudspeakers
Informational Articles
Test Tracks for Evaluating Loudspeakers

Some of our favorite test tracks we use to test speakers and how we use them.

When Passive Radiators Are Better Than Ports
Informational Articles
When Passive Radiators Are Better Than Ports

When considering passive radiators versus ports, how do you know which one to use?