MSAC

Acoustic Design for Cleanrooms: Achieving Both Silence and Purity

Introduction When we think of a cleanroom, we tend to focus on air cleanliness—particle counts, pressure balan...

Unexpected business trip to Europe #4

You might find it funny now, but an unexpected incident tends to plunge everyone present into a kind of collec...

Unexpected business trip to Europe #3

Like Japan, the UK is an island nation, meaning that to reach other European countries, we have to cross the s...

Unexpected business trip to Europe #2

There is a term called a BCP, Business Continuity Plan. It refers to a plan that establishes guidelines in adv...

Unexpected business trip to Europe #1

On the final day of training for our North American distributor, DMC, at Sonora’s Tokyo headquarters, ou...

The Anechoic Box (AEB) Is Not Just a Box — Rethinking the AEB as a Complete Acoustic Test System —

Introduction: What Is an AEB (Anechoic Box)? An Anechoic Box (AEB) is a compact acoustic test enclosure design...

What Is a Floating Floor in Anechoic Chambers? — Structure-Borne Noise Isolation Through Advanced Floor Design —

Introduction: Why the Floor Matters in Acoustic Testing In designing anechoic chambers, the floor structure is...

Absorption Wedges vs. Flat Absorbers: A Comparison Based on Cut-off Frequency and the Inverse Square Law — Which is more suitable depending on room size and application? —

Introduction: Absorber Choice Directly Affects Performance and Cost When designing anechoic or semi-anechoic c...

What Is the Inverse Square Law in Sound Power Measurements? — The Fundamental Principle That Defines Anechoic Chamber Performance —

Introduction: An Invisible Standard for Anechoic Chambers When evaluating the performance of an anechoic chamb...

Sound Leaks Like Water — The Hidden Challenge of Acoustic Leakage and Sealing in Anechoic Chambers —

Introduction: “It’s an anechoic chamber—of course it’s soundproof”… Or is it? Anechoic chambers are often thou...