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Noise-canceling microphone
Wikipedia, the free encyclopedia, n.d.
Read the originalRead on October 16, 2026
- What it is
- The encyclopedia article that defines a noise-canceling microphone as a microphone designed to filter ambient noise, and explains the differential design that uses a front port and a more distant rear port.
- How much weight it carries
- A community-edited encyclopedia article on a technical design. It describes how the design works in principle. It gives no measured noise reduction for any product, so use it for the definition only.
Facts taken from this source
- Wikipedia defines a noise-canceling microphone as a microphone designed to filter ambient noise.
“A noise-canceling microphone is a microphone that is designed to filter ambient noise” (Opening sentence)
- Wikipedia says that noise-canceling microphones of this design have at least two sound ports, a front port aimed at the desired sound and a more distant port.
“All such microphones have at least two ports through which sound enters; a front port normally oriented toward the desired sound and another port that's more distant” (Technical details section)