© 2011 Freeman. All rights Reserved. Proprietary & Confidential.

Michael Wohlitz8 November 2012

Demystifying AV

© 2011 Freeman. All rights Reserved. Proprietary & Confidential.

Michael WohlitzDirector, Corporate Solutions

Office 312.261.6873Cell 847.344.6044

mike.wohlitz@freemanco.com

© 2011 Freeman. All rights Reserved. Proprietary & Confidential.

© 2011 Freeman. All rights Reserved. Proprietary & Confidential.

Demystifying Audio

© 2011 Freeman. All rights Reserved. Proprietary & Confidential.

Demystifying Audio

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• Wired Microphones• Lectern• Table Top

• Wireless Microphones• Video Playback• Instant Replay• CD Player• Computers

Audio Inputs

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• Ingests Multiple Inputs

• Funnels to a few Outputs

• Live, Record, Overflow on Demand

Audio Console

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• Audience versus Room Size

• Line Array• Speakers on Sticks• House Sound

• Front Fill• Fold Back

• Subwoofers• Audio Records

Audio Speaker Systems

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Audio Questions?

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DLP Projector, 1920 x 1080, 14,000 Lumen, 1.6-2.0:1 TLD Zoom, DVI / SDI In

Demystifying Video

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Aspect Ratio = W : H

4 Units Wide3 Units High

Aspect ratio is 4:34 divided by 3 = ~1.33

Warning – Projection Screens are

Defined as Height x Width

Aspect Ratio

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Not About the SIZE of the Screen

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Aspect Ratio Defines the SHAPE of the Screen

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Common Aspect Ratio

4:3 16:9

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Aspect Ratio

1.77 > 1.33 by 25%

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• Old School “Tube” Televisions

• Break Out Room Projectors

• Screens for Break Out Rooms

• Main Tent Projectors Can be 4:3

• Mobile TV

• iPads

Common Aspect Ratios in Video – NTSC 4:3

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• Flat Screen TVs

• Video Monitors

• Main Tent Projectors can be

• Microsoft Surface

Common Aspect Ratios in Video – HDTV 16:9

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Non Traditional Aspect Ratios

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Non Traditional Aspect Ratios

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Electronic Silly Putty

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Electronic Silly Putty

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Electronic Silly Putty

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Electronic Silly Putty

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What Does this Mean to Us?

Video Gutters – 16:9 Video in a 4:3 Space

Video Pillars– 4:3 Video in a 16:9 Space

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ASPECT RATIO - SHAPE of the Screen

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Resolution is the array of pixels used to make a video image

Defined by quantity of Horizontal pixels x Vertical Pixels

Resolution Terminology

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Resolution is the array of pixels used to make a video image

Defined by quantity of Horizontal pixels x Vertical Pixels

Resolution Terminology

28 Cells Wide20 Cells High

Resolution is 28x20

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Resolution Terminology

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Resolution – Lite Brite

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Starts with the Pixel

Pixel – a Picture Element which comprises one single point of a video image

Resolution Terminology

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Resolution is the array of pixels used to make a video image

Defined by quantity of Horizontal pixels x Vertical Pixels

The Higher the resolution the better quality picture

Resolution Terminology

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• Computers• VGA or DVI• Mac or PC• Resolutions and Aspect Ratio

• Tape Decks

• Hard Drive Play Back

• Cameras

• Tablets

Video Inputs

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• Scales the Inputs

• Sends to the Outputs• Screens• DSMs• Record• OverFlow on Demand• Web

Video Switchers

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• LCD• Break Out Rooms• 1024 x 768• Tend to be 4:3 • Less than 8,000 Lumen

• DLP• Mostly in General Sessions• 1920 x 1080 • Tend to be 16:9• Can exceed 30,000 Lumen

Video Projectors

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Maintaining the Anchor Exhibitors

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Digital Solutions

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Video Questions?

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Demystifying Lighting

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Why Lighting

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Why Lighting

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Conventional Lighting

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Intelligent Lighting

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LED & RGB Lighting

R G B

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LED & RGB Lighting

Lighting Technique

Lighting Technique

Lighting Technique

Lighting Technique

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• 3 Fixtures per 8’x8’ area

• 5 Fixtures per Lectern

• Scenic is treated as an additional entity

Lighting Secret Sauce

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Lighting Questions?

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Michael WohlitzDirector, Corporate Solutions

Office 312.261.6873Cell 847.344.6044

mike.wohlitz@freemanco.com