use of lighting and av technology to create memorable experiences
TRANSCRIPT
611 – Use of Lighting and AV Technology to Create
Memorable Experiences: Understanding the Terminology
Michael Wohlitz
Vice President, Event Services
Freeman Audio Visual
@michaelwohlitz
Michael Wohlitz, Vice President of Event Services @ Freeman
Michael Wohlitz, Vice President of Event
Services at Freeman, specializes in the
technical and strategic development and
deployment of solutions for the television,
live event, corporate staging and exhibit
markets. Since joining Freeman, Michael
deploys his 25 years of experience in AV and
lighting, and rigging applications to serve as
a multidiscipline solution provider for
Freeman’s television, trade show and
corporate clients.
Michael has worked on some of the world’s
largest televised events including the
Olympics, NFL, MLB, ESPN, USA, NBC, FOX,
CNN, Nickelodeon, OWN, The Oprah Winfrey
Show and more.
Essential Learning Components
1. Lighting Fixture Types – Spot Fixtures Slide 5
2. Lighting Fixture Types – Wash Fixtures Slide 19
3. Lighting Fixture Types – LED Fixtures Slide 29
4. Audio Slide 41
5. Video Introduction Slide 51
6. Aspect Ratio Slide 54
7. Resolution Slide 72
8. Luminosity Slide 85
9. Video Signals Slide 88
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
LIGHTING
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
LIGHTING
Spot Fixtures
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
LIGHTING
Spot Fixtures
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
LIGHTING
Spot Fixtures - Shutters
Spot Fixtures - Shutters
Spot Fixtures - Gobos
Spot Fixtures - Gobos
Spot Fixtures - Gobos
Spot Fixtures - Gobos
Subtractive Color Mixing
Subtractive Color Mixing
Spot Fixtures- Design Application
Spot Fixtures -Design Application
LIGHTING
Spot Fixtures –
• Can be focused
• Can have gobos
• Some have shutters
• Sometimes called Lekos
Wash Fixtures
Wash Fixtures
Wash Fixtures
Wash Fixtures – Subtractive Color Mixing
Wash Fixtures – Barn Doors
Wash Fixtures -Design Application
Wash Fixtures
LIGHTING
Wash Fixtures –
• Have Soft Edges
• Quick and easy to focus
• Sometimes called PARs
Why would the AV world care
about their Nobel Prize in
Physicis?
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Additive Color Mixing
R G B
Additive Color Mixing
Color Applications
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
LED Fixtures
Art and Soul
Super Bowl XLIX
LED Fixtures
Design Applications
LIGHTING
LED Fixtures –
• RGB fixtures can change colors
• Energy Efficient
• Cool to the touch
Which Lighting fixtures can
have a sharp edged focus
and use gobos and have
texture?
A Wash Fixture
B LED Fixture
C Spot Fixture
D All of the above
Which is the most energy
efficient fixture?A Wash Fixture
B LED Fixture
C Spot Fixture
D None of the above
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Lighting Questions?
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
AUDIO
Who can figure out what a
picture of an airplane and a
cloud has to do with sound?
AUDIO – Line Array
AUDIO – Public Address
AUDIO – Public Address
AUDIO Speakers
Ceiling mounted Public Address
Systems are good for spoken word
only.
AUDIO Microphones
AUDIO
AUDIO Technicians
Wireless Microphones require
specialized technicians and special
attention
AUDIO Questions?
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
VIDEO
We will send a 3:1 image at 3280x1080 blending
20,000 lumen projectors fed by a DVI-D signal.
What’s your comfort level with the following statement
UGLY QUESTION
We will send a 3:1 image at 3280x1080 blending
20,000 lumen projectors fed by a DVI-D signal.
Aspect Ratio Resolution
SignalBrightness
ASPECT RATIO
Aspect Ratio = Width: Height
Warning – Projection Screens are defined as Height x Width
Aspect Ratio is therefore 4:3or
Four Divided by 3 = 1.33
Not About the SIZE of the Screen
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Aspect Ratio Defines the SHAPE of the Screen
Aspect Ratio is the Width : Height
Common Aspect Ratio
4:3 16:9
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Aspect Ratio
1.77 > 1.33 by 25%
ASPECT RATIO
Aspect Ratio defines the shape of
Video Rectangle.
It is defined as the ratio of Width :
Height
It can also be represented as a
decimal dividing the Width by the
Height.
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
• Old School “Tube” Televisions
• Traditional Break Out Room Projectors
• Screens for Break Out Rooms
• Main Tent Projectors Can be 4:3
• iPads
Common Aspect Ratios in Video – NTSC 4:3
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
• Flat Screen TVs
• Video Monitors
• Main Tent Projectors can be
• Most Cell Phones
• Microsoft Surface and Many Tablets
Common Aspect Ratios in Video – HDTV 16:9
Non Traditional Aspect Ratios
Non Traditional Aspect Ratios
Non Traditional Aspect Ratios
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Have you ever seen video images with black lines as
shown above?
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Gutters Pillars
Lo Tech Silly Putty
Electronic Silly Putty
Electronic Silly Putty
AUDIO Technicians
Match your Aspect Ratio in your
content to the Aspect Ratio of your
displays
UGLY QUESTION
We will send a 3:1 image at 3280x1080 blending
20,000 lumen projectors fed by a DVI-D signal.
Aspect Ratio
RESOLUTION
Resolution is the array of pixels used to make a video image
Defined by quantity of Horizontal pixels x the quantity of Vertical Pixels
RESOLUTION
Starts with the Pixel
Pixel – a Picture Element which
comprises one single point of a
video image
RESOLUTION
RESOLUTION
RESOLUTION
Resolution is the array of pixels used
to make a video image
Defined by quantity of Horizontal
pixels x the quantity of Vertical Pixels
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
RESOLUTION
Higher Resolution = Higher Quality
RESOLUTION
AUDIO Technicians
Match your Resolution in your
content to the Resolution of your
displays
4K Resolution
1920 x1080 3840x2160
4K Resolution
Different HD Resolutions
Name Resolution
HD or 1080i or 1080p 1920 x 1080
4K or UHD or 2160p 3840 x 2160
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
RESOLUTION
Higher Resolution = Higher Quality
UGLY QUESTION
We will send a 3:1 image at 3280x1080 blending
20,000 lumen projectors fed by a DVI-D signal.
Resolution
Lumens
The larger the screen, the brighter
the projector you will need. The
more light pollution you have, the
brighter projector needed
LUMEN CHEAT SHEET
Projector brightness relative to screen size
16:9 Screens
3000 3500 3800 4000 4500 5000 6000 7000 8000 10000 12000 14000 16000 18000 20000
6x10-8 46.5 54.3 58.9 62.0 69.8 77.5 93.0 108.5 124.0 155.0 186.0 217.1 248.1 279.1 310.1
7-6x13-4 30.0 35.0 38.0 40.0 45.0 50.0 60.0 70.0 80.0 100.0 120.0 140.0 160.0 180.0 200.1
9x16 20.8 24.3 26.4 27.8 31.3 34.7 41.7 48.6 55.6 69.4 83.3 97.2 111.1 125.0 138.9
10-6x18-8 15.3 17.9 19.4 20.4 23.0 25.5 30.6 35.7 40.8 51.0 61.2 71.5 81.7 91.9 102.1
12x21-4 11.7 13.7 14.8 15.6 17.6 19.5 23.4 27.3 31.3 39.1 46.9 54.7 62.5 70.3 78.1
13-6x24 9.3 10.8 11.7 12.3 13.9 15.4 18.5 21.6 24.7 30.9 37.0 43.2 49.4 55.6 61.7
15x26-5 7.5 8.8 9.6 10.1 11.3 12.6 15.1 17.6 20.1 25.2 30.2 35.2 40.3 45.3 50.3
18x32 5.2 6.1 6.6 6.9 7.8 8.7 10.4 12.2 13.9 17.4 20.8 24.3 27.8 31.3 34.7
4:3 screens
3000 3500 3800 4000 4500 5000 6000 7000 8000 10000 12000 14000 16000 18000 20000
6x8 62.5 72.9 79.2 83.3 93.8 104.2 125.0 145.8 166.7 208.3 250.0 291.7 333.3 375.0 416.7
7.5x10 40.0 46.7 50.7 53.3 60.0 66.7 80.0 93.3 106.7 133.3 160.0 186.7 213.3 240.0 266.7
9x12 27.8 32.4 35.2 37.0 41.7 46.3 55.6 64.8 74.1 92.6 111.1 129.6 148.1 166.7 185.2
10.5x14 20.4 23.8 25.9 27.2 30.6 34.0 40.8 47.6 54.4 68.0 81.6 95.2 108.8 122.4 136.1
12x16 15.6 18.2 19.8 20.8 23.4 26.0 31.3 36.5 41.7 52.1 62.5 72.9 83.3 93.8 104.2
15x20 10.0 11.7 12.7 13.3 15.0 16.7 20.0 23.3 26.7 33.3 40.0 46.7 53.3 60.0 66.7
18x24 6.9 8.1 8.8 9.3 10.4 11.6 13.9 16.2 18.5 23.1 27.8 32.4 37.0 41.7 46.3
UGLY QUESTION
We will send a 3:1 image at 3280x1080 blending
20,000 lumen projectors fed by a DVI-D signal.
Brightness
SIGNAL
SIGNAL
Component
VGA
RGBHV
DVI
Thunderbolt
DisplayPort
Mini Display Port
HDMI
HDCP Compliant
Signal
Encourage your presenters to bring
their dongles and adapters!
Aspect Ratio defines the - A Size of the Rectangle
B The Shape of the rectangle
C The clarity of the picture
D None of the above
Resolution defines the -A Size of the rectangle
B The Shape of the rectangle
C The clarity of the picture
D None of the above
Lumens defines the -A Size of the rectangle
B The Shape of the rectangle
C The clarity of the picture
D None of the above
We will send a 3:1 image at 3280x1080 blending
20,000 lumen projectors fed by a DVI-D signal.
What’s your comfort level with the following statement
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Video Questions?
© 2011 Freeman. All rights Reserved. Proprietary & Confidential.
Michael Wohlitz
Vice President, Event Services
Freeman Audio Visual
Office 312.261.6873
Cell 847.344.6044
@michaelwohlitz
Questions?