Blogs

Dynamic Range, Noise Floor and Input Range Explained

Dynamic range, noise floor, and input range describe different limits of a data acquisition system. Input range sets the maximum measurable signal, input-referred noise constrains the minimum resolvable signal, and dynamic range expresses the span between them. This article explains how to compare these specifications under consistent measurement conditions. In the specification sheets of data [...]
Professional Sound Card vs. Audio Analyzer vs. Data Acquisition System

Professional Sound Card vs. Audio Analyzer vs. Data Acquisition System

Professional audio interfaces, audio analyzers, and data acquisition systems can all capture signals, but they are designed for different measurement tasks. This guide compares their interfaces, measurement capabilities, synchronization, sensor support, and typical applications so engineers can choose the right platform for each test. Scope Definition: In this article, a data acquisition system refers to [...]
CRY5820 SonoDAQ Pro and CRY3203-S01 TEDS measurement microphone set for reliable multichannel acoustic setup

TEDS Microphones: Faster, More Reliable Multichannel Setup

In multichannel acoustic testing, entering microphone model numbers, sensitivities, and calibration data one channel at a time is slow and prone to error. TEDS allows a data acquisition system to read key parameters stored in a microphone or preamplifier, helping engineers configure channels faster and maintain consistent test settings. This article tests the CRYSOUND CRY3203-S01 [...]
CRY3402, CRY3404, and CRY3408 high-SPL microphones are shown in the foreground with a rocket launch in the background, illustrating aerospace acoustic measurement under extreme sound pressure levels.
High SPL Measurement

Working Standard Microphone Guide for High SPL Testing: Distortion, Test Environment, and Selection

Learn how to select a working standard microphone for high SPL testing above 160 dB, including distortion limits, test environment requirements, THD data, and CRYSOUND microphone options.
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