Audio Analyzers vs. Audio Oscilloscopes: What's the Difference?
Audio technology is a fascinating field that has enabled us to recreate sound in ways that were once impossible. Audio analyzers and audio oscilloscopes are two tools that are commonly used in this field, but there is often confusion about their uses and which one to choose for a specific task. In this blog post, we will provide an unbiased comparison of these two tools and help you decide which one to use.
Audio Analyzers
Audio analyzers are devices that measure the frequency and amplitude of sound waves. They can be used to measure the sound pressure level (SPL), signal-to-noise ratio (SNR), distortion, and other parameters that are crucial for understanding the quality of sound. Audio analyzers are used in a variety of applications, including music production, sound engineering, and acoustic testing.
The most popular type of audio analyzer is the FFT (Fast Fourier Transform) analyzer. It converts a time-domain signal into a frequency-domain signal, which makes it easier to analyze and interpret the various components of a sound wave. With a good FFT analyzer, you can get a detailed visual representation of the frequency spectrum, which allows you to identify and isolate specific sounds or noise sources.
Audio Oscilloscopes
Audio oscilloscopes are devices that measure the voltage and time of an electrical signal. They are commonly used to visualize and measure waveforms, which can be used to diagnose and troubleshoot electrical problems in audio equipment. Audio oscilloscopes are also used to visualize digital audio signals, which can be useful for identifying distortion, jitter, and other issues.
The most common type of oscilloscope used in audio testing is the digital storage oscilloscope (DSO). It captures and stores waveforms for later analysis, which allows you to analyze complex signals that would be difficult to visualize in real-time. With a good DSO, you can also zoom in on specific parts of a waveform and measure the frequency, amplitude, and other characteristics of the signal.
Comparison
Both audio analyzers and audio oscilloscopes have their own unique advantages and disadvantages, and the choice of which one to use depends on the application.
For example, if you want to test the frequency response of a speaker or microphone, an audio analyzer would be the best choice. It provides a detailed analysis of the frequency spectrum, which allows you to identify and correct any issues with the sound quality.
On the other hand, if you want to diagnose an electrical problem in an audio device, an oscilloscope would be the better choice. It allows you to see the waveform of the signal, which can provide clues about the source of the problem.
It's also important to consider the cost and complexity of each device. Audio analyzers are typically more expensive and require more expertise to use, while audio oscilloscopes are more affordable and easier to use.
Conclusion
In summary, both audio analyzers and audio oscilloscopes are useful tools in audio technology. The choice of which one to use depends on the application, cost, and expertise of the user. If you're not sure which one to choose, it's always a good idea to consult with an expert in the field.
We hope this comparison has been helpful in understanding the differences between audio analyzers and audio oscilloscopes. Happy analyzing and oscillating!
References
- The Difference Between Audio Analyzers Vs. Oscilloscopes In 2021 by Producer Society (accessed on 9th Feb. 2022)
- Audio Analyzers Vs. Oscilloscopes by engineerboards.com (accessed on 9th Feb. 2022)