The purpose of having flags on the stems of the notes is, this indicates that f<span>or each flag, the note's value is cut smaller by half. The more flags a note has, the shorter its length is. This has also the same purpose with beams. Notes smaller than quarter notes have flags or beams. Hope this answer helps.</span>
Lapel microphone: a small microphone designed to be worn on a person's clothing.
A shotgun microphone is a highly directional microphone that must be pointed directly at its target sound source for proper recording.
an omnidirectional microphone is designed to pick up sound from all sides of the mic, meaning that a speaker can talk into the microphone from any direction and it will be able to capture the sound.
Unidirectional Microphones are microphones that only pick up sound with high gain from a specific side or direction of the microphone.
Windscreens and pop filters are used in conjunction with microphones to assist in reducing excessive pressures on a microphone's element.
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What is the question In this?
Yes they did . It was the leading architectural style . The Italian architecture was around 1200-1400