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. 2014 Oct 21;22(e1):e48–e66. doi: 10.1136/amiajnl-2014-002868

Figure 2:

Figure 2:

The compared microphones and recorders. 1 AUD = 0.91 USD (March 23, 2014). In the soundproof professional studio, we used a professional-level recorder (EDIROL UA-25 24 bit/96 kHz USB Audio Capturer) and microphone (Audio-Technica AT892cW-TH MicroSet Omnidirectional Condenser Headset). We played these recordings using professional-level speakers (EDIROL MA-15D Digital Stereo Micro Monitor Speakers) in a quiet meeting room.