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Crowd Mics design guide
Crowd Mics™ is a powerful audience engagement tool that allows event participants to use their mobile device as a
microphone. It enables seamless audience participation by eliminating the need to pass a microphone around the room.
Due to the multitude of applications and environments this technology can be used in, this article is intended to cover
potential interfacing challenges with typical audio/video gear used in all types of venues. There is also additional
information on interfacing Crowd Mics with Biamp Tesira DSP systems, including programming hints and ready-to-use
library files.
• For generic information on the Crowd Mics product, please refer to our web-help:
• Additional information on Crowd Mics network infrastructure and setup, see the
Example of a typical enterprise Crowd Mics deployment:
The following sections will concentrate on the signal flow from the participant endpoint device to the venue A/V system
Crowd Mics ATOM
The ATOM is equipped to integrate with virtually any type of audio/video infrastructure, and will work seamlessly with an
existing Tesira system. It offers numerous A/V connections to allow for ease of deployment in a variety of venues. The
following sections will point out in detail how to connect the ATOM to the venue A/V system. Video connections must be
made using standard HDMI cable. Audio may be connected with RCA plugs, 1/8" stereo jack, Phoenix connector and
HDMI. Multiple audio connections may be made from any/all audio outputs simultaneously.
Copyright 2013-2020 Biamp Systems
http://support.biamp.com/
crowd-mics-help.biamp.com
Network Administrator's Guide
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Summary of Contents for Biamp Crowd Mics
- Page 1 Crowd Mics design guide Crowd Mics™ is a powerful audience engagement tool that allows event participants to use their mobile device as a microphone. It enables seamless audience participation by eliminating the need to pass a microphone around the room.
- Page 2 Crowd Mics, feeding the venue's audio DSP system. Note that a 2-Channel USB input block must be used in order for Crowd Mics to work correctly with TesiraFORTÉ USB or EX-UBT USB inputs. However, there is no need to use both channels; either one can be left open, or both can be mixed together.
- Page 3 Audio setup The following section will provide tips and instructions on setting up the audio signal path from Crowd Mics into a venue's PA system. General advice for a successful audio setup: •...
- Page 4 Crowd Mics Processing.tlf Via drag & drop, the Crowd Mics processing block can be added to any Tesira input. While USB is the preferred method to connect Crowd Mics and Tesira, the same processing chain can be used for analog line inputs. Both versions are available as a custom block.
- Page 5 6" distance. Use a hold time of 100ms or higher to smooth out the meter readings. 4. The AGC block adds Biamp's unique Speech Sense technology and automatically adjust the gain of any talker using their Crowd Mic.Set up the AGC block to meet the acoustic requirements, while keeping the room's Potential Acoustic Gain (PAG) in mind.
- Page 6 Distance conferencing applications Some Crowd Mics deployments may not only route the participants voice to the local audio system, but also to a remote connection via video conference or a voice-only codec. A typical application would be a meeting or congress broadcasted to remote participants through a collaboration software.
- Page 7 (PC/Headset/Meeting room) microphone, while a Crowd Mics App (at the near-end) is held open in talking mode and able to pick up the far-end signal through the venue speakers. If the far-end party hears a delayed echo of themselves, AEC is not working correctly and needs further tweaking.
- Page 8 Further reading • Crowd Mics Data Sheet • Crowd Mics Online Help • Network Administrator's Guide • Troubleshooting Guide • Copyright 2013-2020 Biamp Systems http://support.biamp.com/...
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