Microphone echo problem analysis

xiaoxiao2021-03-06  73

a. During two-way voice communication (in progress), if you are using an external speaker, the voice output from the speaker may return to your microphone and generate an annoying echo. You can avoid this problem via using headphones or pointing microphones.

b. Using the headset will not allow sound from the headset from the headset. During the meeting, the sound from the headset returned to the microphone may cause problems.

c. Some sound cards can record all available voice sources, such as CDROM, WAVE output, or even microphones. In this case, the voice interception will first intercept the sound from the microphone again to intercept the WAVE output and continue to intercept the impact of the WAVE output caused. It is determined that this situation is avoided only by the voice source or a better sound card only under the microphone.

d. In some cases, you need to deactivate "Microphone Boost" in the advanced control of the microphone. In addition, even if your recording settings are correct, people may feel their own strong voice echo when people communicate with you.

e. Volume control of certain voice drivers (and hardware) provides the main control of both playback and recording levels. This may cause problems. For example, during a two-way voice conference, Partner A hears a smaller voice volume to rise mainly. At this moment, Participant B will hear the speech volume of the speech followed by trying to lower the main volume and cause high imbalances.

Squiring: LZCX

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