Inherent Noise

Noise that is internally generated in a system in the absence of any excitation. For a microphone, usually expressed as an equivalent sound pressure level which would produce the same output voltage as the noise voltage. Also called self-noise.

Technology

The basics about noise in mics

All microphones make noise. Or, more accurately: a current of electrons makes noise and the presence of air molecules around the microphone diaphragm makes noise. This article digs into the topic of so-called self-noise in microphones.

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