# Microphone/Caucus

**URL:** <https://boards.straightdope.com/t/microphone-caucus/6499>\
**Category:** Factual Questions\
**Created:** [January 25, 2000, 4:10am UTC](https://boards.straightdope.com/t/microphone-caucus/6499 "2000-01-25T04:10:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Freejack00](https://avatars.discourse-cdn.com/v4/letter/f/b9e5f3/32.png) [@Freejack00](https://boards.straightdope.com/u/Freejack00)\
**Post date:** [January 25, 2000, 4:10am UTC](https://boards.straightdope.com/t/microphone-caucus/6499/1 "2000-01-25T04:10:00Z")

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What is the round disk found in front of some singers’ microphones used for?  
What is so important about the “IOWA CAUCUS”?

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“All Men Are Created Equal” -Pinocchio

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**Author:** ![ubermensch](https://avatars.discourse-cdn.com/v4/letter/u/bcef8e/32.png) [@ubermensch](https://boards.straightdope.com/u/ubermensch)\
**Post date:** [January 25, 2000, 6:07am UTC](https://boards.straightdope.com/t/microphone-caucus/6499/2 "2000-01-25T06:07:00Z")

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the round disk is a ‘pop filter’. it makes it so there’s no static in the recording or amplified sound when the singer uses a harsh sound, like ‘p’ ‘f’ ‘th’ or many other ‘popping’ sounds…it cuts down on the wind blowing across the mic.

as for the polling…well, watch more news