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144 Cards in this Set

  • Front
  • Back
What year as Edmund Sohlberg of Kansas City issued a patent for remote-controlled spotlight?
1906
Who is credited with a patent that demonstrates the earliest use of electric motors for motorizing the pan and tilt functions of a luminaire?
Herbet F. King
What movie production used a remotely operated lighting fixture built by Century Lighting, in conjunction with Paramount Pictures?
The Greatest Show On Earth
In 1965, who developed a remote controlled par type fixture for a production of “Peter Pan”?
Jules Fisher
What was the name of the fixture designed for and used by the touring production for the band "Grand Funk Railroad"
Cyklops
In what year did the company ShowCo begin work on a color changing par fixture?
1978
What was the name of the prototype moving fixture built by Vari*Lite?
VL0
In 1981, in what city did the Genesis "Abacab" tour start?
Barcelona, Spain
What was the name of the French company that designed the Telescan ficture?
Cameleon
What company developed the "Pana-Spot" fixture?
Morpheus
What company developed the first moving yoke fixture that used the DMX512 data protocol?
Summa Technologies
Who was the lighting designer who used projectors, with mirrors attached at the end of the lens, to move light around on a stage for early Pink Floyd shows?
Peter Wynne Willson
how many Vari*Lite fixtures were used on the Genesis "Abacab" tour?
55
Who was the lighting designer that used the High End Systems Intellabeam on the Dire Straits' 1990-1991 "on Every Street" tour?
Chas Herington
What was the first line of products that martin company produced?
Smoke Machines
What company introduced the icon M fixture?
Lighting and Sound Design
What year did High End Systems introduce the Catalyst Media Server?
2001
Name the 5 common elements found in all automated lighting systems?
Rigging system
Power distribution system
Data distribution system
control system
Luminaries or Fixtures
What is the normal size for light duty truss?
12 by 12
What is a normal size for medium duty truss?
20.5 inches square
What is a normal size for heavy duty tress?
20.5 inches by 30 inches
What is the standard type of pipe that is used as a batten in the United States?
1.5 in schedule 40 black iron pipe
What is the job of a power distribution system?
To safely and reliably distribute power to each electrical load in the system while at the same time providing protection from overloading and short circuits.
Whata are the color codes for the following cable in a 3 phase system?
USA

Green/yellow striped
Black
Red
Yellow
Blue

New European

Green/yellow striped
Blue
Brown
Black
Grey
What does a distribution panel do?
Houses the overcurrent protection equipemnt

Serves to divide the incoming power into branch curcuits
What can make a thermal curcuit breaker trip sooner than it should?
Hot environments
How does a magnetic circuit breaker measure current flow?
By sensing the magnetic field around a conductor in direct proportion t the current
What is the maximum current interrupt rating fr a breaer that is used in conjunction with 14 AWG circuits.
15
What is the maximum current interrupt rating for a breaker that is sed in conjunction with 12 AWG circuits?
20
What is the maximum current interrupt rating for a breaker that is used in conjunction with 10 AWG circuits?
30
What is the definition of a branch circuit?
A set of wires that carried power from the last overcurrent portection device to on or more electrical loads.
What 2 things (dealing with the cable) can cause the voltage to drop in a branch circuit?
Branch circuits are run long way
The wire gauge is too small
What is the name of the set of codes and standards governing the installation and operation of electrical equipment in the United States?
NEC--- National Electrical Code
When was this set of codes first written?
1897
What is the difference between data grade cables and microphone cables?
Data grade are low impedance
microphone cables are high impedance cables
What does ACN stand for?
Architecture for Control Networks
What are the two main functions of the electrical system in an automated light?
To supply power for the lamp circuit
Supply low-voltage power to the electronics systems and electromechanical systems.
What is the primary function of the electronics system?
To take the control signal input, translate it to computer code, and execute commands in the form of motor movemets or lamp voltage.
What does the electromechanical system do?
Converts electrical energy into movements
What is the mechanical system made up of?
Gears
Belts
Bearings
Axles
Chassis
Name seven things that can be found in the optical system.
Reflectors
Lamps
UV and I/R filters
Color Media
Gobos
Lenses
Effects
What does USITT stand for?
Untied States Institute for Theater Technologies.
On a fully loaded universe of data, how many updates can be send to each of the 512 parameters per second?
44 times per second
What two things are clearly defined in the new DMX512-A standard that the prior DMX standard didn't allow for?
It allows for bidirectional communication with talkback and for dual data likns, or universes, on one cable.
Eliminates the use of Pins 3 and 4
What does RDM stand for?
Remote device Management
DMX was adapted from what other standard?
TIA/EIA-485
What is characteristic impedance?
The impedance of infinitely long length of that particular cable
What should the characteristic impedance for a DMX data cable be?
120 ohms
What would a high-capacitance cable do to a DMX signal?
Degrades signal and makes for an unstable system.
The Pin-out for a DMX512 connector is:
Pin 1- Common (shield)
Pin 2- Data Complement (data -)
Pin 3- Data True (data 1+)
Pin 4- Optional second data link complement (Universe 2)
Pin 5- Optional second data link true (universe 2)
What does "DIP" stand for?
Dual Inline Package
What are the three types of displays found on most automated luminaries manufactured today?
LCD
LED
VFD
What are the two modes that determine ho an automated fixture moves?
it can receive a continuous stream of data controlling every step of the pan and tilt motors along the path to the end point.
When a fixture is in Vector Mode, it only receives two piecies of information from the console. What are the two peices of information?
End position
Speed
When dealing with lamp control, what does "DMX Presence" refer to?
The lamp automatically turns on when it sense DMX512 signal, and off when the signal is turned off.
Conventional fixtures use what type of lamp?
Incandesent
What does PAR stand for?
Parabolic Aluminized Reflector
What are the 2 standard PAR sizes?
-64 (8in)
-56 (7in)
What are the four different lens types a par can have?
VNSP (Very narrow spot)
NSP (Narrow spot)
MFL (Med. Flood)
WFL (Wide flood)
How many pars are on a standard par bar?
6
What does ERS stand for?
Ellipsoidal Reflector spotlight
What is a Field Angle?
the angle at which the light spreads out after leaving the fixture
What is a Fresnel used for?
wash fixture
Where do we tie in to the power in a venue?
Disconnect box
What is feeder tail aka pig tail
Bare copper wire at one end and connector at the other end
What are 2 standard sizes fr feeder cable?
2/O
4/O
Single Phase power has ____ wires and they are:
4

Ground
Neutral
Hot
Hot
In a single phase system, the hot legs are ___ degrees out of phase with each other.
180 degrees
Three Phase Power has ___ wires and they are:
5

Ground
Neutral
hot
hot
hot
In a three phase power system , the hot legs are ___ out of phase with each other.
120 degrees
In a conventional lighting system, the power from the main disconnect is fed into the _____
dimmer rack
In a conventional lighting system, the power from the main disconnect is fed into the ___
dimmer rack
If a dimmer rack is 48 X 2.4K, there are ___ dimmers in the rack, and each dimmer can handle _____ watts
48

2400
Socapex is a brand name of cable. Standard Socapex carries ___ circuits, and the Socapex connector has ____ pins.
6

19
What type of cable do you connect to the end of a socapex cable, to take the 6 circuits out to individual connectors?
Fan out
DMX stands for what?
Digital Multiplexing
How many channels exist in one universe of DMX?
512
How many steps exist in one universe of DMX?
256
What gender of 5 pin XLR connector would be found on a console DMX Output?
Female connector
How many DMX devices may be chained together on one Un-split line?
32
What piece of gear that takes one universe of dmx in, and makes multiple copies of that universe to output?
Splitter (opto-split)
What does a terminator do?
Stops DMX reflection
What gender is hte XLR used to make a terminator?
Male
What type of resistor is used to make a terminator?
1/4 watt 120 Ohms
What 2 pins should the resistor be wired between when making a terminator?
Pins 2 and 3
what company introduced the first modern day automated light?
Vari*Lite
Who was the first band to tour with automated lights, and in what year?
1981
Name 4 automated lighting manufacturers.
Morpheus
Light and Sound Design
Clay Palcy
Coemar
Name 3 automated lighting consoles
Grand MA
Artisan
Whole Hog
What are the two main types of automated lights (based on how they actually move)
moving head
moving miror
What is 1 benifit of a moving head fixture?
Greater range of motion
What is 1 drawback of a moving head fixture?
Slower movement
What kind of lamps do most automated lights use?
Arc Lamps
How does an Arc lamp work?
Cause an arc of voltage between two leads. This excites the gas contained within the lamp to create light and heat.
What cant you test continuity of an arc lamp to see if it's functioning?
because there is a gap etween leads
How do you dim an automated light that uses an arc lamp
a mechanical dimmer
what type of color filters do automated lights use?
Dichroic filters
The compliment of Red is
Cyan
the compliment of magenta is
green
the compliment of yellow is
blue
Where do automated lights get their power from?
MVLL (Moving light power distro rack)
What are the two power voltages that we commonly use for automated lights in the USA?
120v
208v
The moving liht distro in Full Sail Live 1 Main Hall is wired to output ____ volts, which means that instead of 6 hot lines, 6 neutrals, and 6 grounds, it outputs ___ hot lines ___ neutrals, and ___ grounds
208v

12
0
6
If an automated light is patched to DMX address 1, and it takes up 14 channels of DMX, what is your next available DMX address?
15
What are the three "Special" commands that most automated lights have?
Lamp on
Lamp off
Reset
On most Martin fixtures, what channel are these 3 special commands found?
Strobe channel
Who makes the MA series?
MA lighting
What style of MA console do we use n the programming lab?
Grand MA Ultra Light
How many touchscreens does the Ultra Light have?
1
How many touchscreens does the Grand MA Fullsize have?
3
How many DMX outputs does the Ultra Light have?
2
How many DMX outputs does the grand MA Fullsize have?
4
How many Executor faders does the ultra light have?
10
Have many Executor Faders does the Grand MA fullsize have?
20
How many Executor buttons does the ultra light have?
10
How many executor buttons does the grand MA fullsize have?
40
Name 2 other differences between the Grand MA Fullsiza and the Ultra-Light
Fullsize has a flash disk, ultra light does not
Keyboard is built in on fullsize, ultra light has external
When you power on the MA consoles, what show loads into the desk?
The last show that was loaded
To load or save a show on the MA consoles, the first button you needs to press is the ___ button
Backup
Name 2 places a show can be stored to when created on the MA console?
Floppy Disk
USB key
When you want to create a new show on the MA console, you load a show with a ___ name
Blank
Grand MA calls moving lights _____ and calls dimmers _____
fixtures
channels
On the grand MA, this type of windows shows you information.
sheet
On the Grand MA, this type of window deals wih parameters of a fixture.
presets
When a fixure is selected, the name of the fixture turns to what color in the fixture sheet?
Yellow
What are sheets?
Shows information-set up in spreadsheet form
What are Pools
Where things get stored
What are Presets
Deal with fixture attributes
what is other
Other
Name 3 ways of accesing fixtures on the Grand MA console
Type fixture ID on key pad
Click it
Groups
Name 3 ways of adjusting control channel son the Grand MA console.
Encoder wheels
Middle clck & scroll in fix sheet
Direct Entry Box
What button must you press to store a cue?
Execute fader
When you store a cue, what gets stored?
Playback information
What color are the active values in the fixture sheet?
Red
When you store a sequence to a fader, where else does it get stored?
Sequence Pool
If you want to name a sequence, in what screen do you name it?
Sequence pool
By defualt, what does the Top button on every executor fader do?
OFF
by defualt, what does the Middle button on every executor fader do?
GO
By defualt, what does the Bottom button on every executor do?
ON
By defualt, what does the button on the executor button do?
GO
How do you turn off an executor button?
Press off and select the executor button.
When you store a Position preset, what are you actually storing
Pan & tilt information
When you store a Color preset, what are you actually storing?
Color Values
Define Presets
A user programmable memory location that stores the value of a parameter of a fixture for later use in programmig.