A major requirement is to minimise audio feedback.
And students can take the lead in their own braille education, as the audio feedback speaks the letters they enter into the brailler.
In programming for telephony, concatenation is used to provide dynamic audio feedback to a user.
This can be a concern, especially in amplified performances, where audio feedback can be a significant problem.
Use of audio feedback to enhance sustain and change timbre.
They are better for live performances because they do not have problems with audio feedback when amplified.
However, amplification of acoustic guitars had many problems with audio feedback.
"Irving" contained bump sensors and could give audio feedback with a bell.
Cell phones provide no such audio feedback to the speaker.
As well as distortion, rock musicians have used audio feedback, which is normally undesirable.
