input: Text: Professor B: Are we on? We're on. OK. PhD E: Is it on? PhD D: Yeah. Professor B: Yeah. OK, PhD D: One, two <unk>disfmarker<unk> u OK. PhD A: Why is it so cold in here? Professor B: so, uh, we haven't sent around the agenda. So, i uh, any agenda items anybody has, wants to talk about, what's going on? Postdoc G: I c I could talk about the meeting. Grad H: Does everyone <unk>disfmarker<unk> has everyone met Don? Postdoc G: Yeah. Professor B: It's on? PhD C: Now, yeah. PhD D: Yeah. Grad H: Yeah? OK. PhD D: Yeah. Grad F: Hello. Professor B: OK, agenda item one, PhD D: We went <unk>disfmarker<unk> Grad F: Yeah. Professor B: introduce Don. OK, we did that. Uh <unk>disfmarker<unk> PhD A: Well, I had a <unk>disfmarker<unk> just a quick question but I know there was discussion of it at a previous meeting that I missed, but just about the <unk>disfmarker<unk> the wish list item of getting good quality close - talking mikes on every speaker. Professor B: OK, so let's <unk>disfmarker<unk> let's <unk>disfmarker<unk> So let's just do agenda <unk>pause<unk> building right now. OK, so let's talk about that a bit. PhD A: I mean, that was <unk>disfmarker<unk> Professor B: Uh, @ @ tuss close talking mikes, better quality. OK, <unk>vocalsound<unk> uh, we can talk about that. You were gonna <unk>disfmarker<unk> starting to say something? Postdoc G: Well, you <unk>dis
  Question: What did PhD A say about microphones?
  Answer:
output: Use of dissimilar microphones adds an extra, unwanted variable to individual speaker recordings. Similarly, differences in the type of recording equipment used and the manner in which microphones are worn by speakers causes problems for the transcription effort. 