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What year as Edmund Sohlberg of Kansas City issued a patent for remote-controlled spotlight?
1906
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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
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What movie production used a remotely operated lighting fixture built by Century Lighting, in conjunction with Paramount Pictures?
The Greatest Show On Earth
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In 1965, who developed a remote controlled par type fixture for a production of “Peter Pan”?
Jules Fisher
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What was the name of the fixture designed for and used by the touring production for the band "Grand Funk Railroad"
Cyklops
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In what year did the company ShowCo begin work on a color changing par fixture?
1978
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What was the name of the prototype moving fixture built by Vari*Lite?
VL0
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In 1981, in what city did the Genesis "Abacab" tour start?
Barcelona, Spain
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What was the name of the French company that designed the Telescan ficture?
Cameleon
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What company developed the "Pana-Spot" fixture?
Morpheus
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What company developed the first moving yoke fixture that used the DMX512 data protocol?
Summa Technologies
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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
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how many Vari*Lite fixtures were used on the Genesis "Abacab" tour?
55
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Who was the lighting designer that used the High End Systems Intellabeam on the Dire Straits' 1990-1991 "on Every Street" tour?
Chas Herington
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What was the first line of products that martin company produced?
Smoke Machines
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What company introduced the icon M fixture?
Lighting and Sound Design
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What year did High End Systems introduce the Catalyst Media Server?
2001
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Name the 5 common elements found in all automated lighting systems?
- Rigging system
- Power distribution system
- Data distribution system
- control system
- Luminaries or Fixtures
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What is the normal size for light duty truss?
12 by 12
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What is a normal size for medium duty truss?
20.5 inches square
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What is a normal size for heavy duty tress?
20.5 inches by 30 inches
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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
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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.
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Whata are the color codes for the following cable in a 3 phase system?
- europ
- Green/yellow striped
- Blue
- Brown
- Black
- Grey
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What does a distribution panel do?
- Houses the over-current protection equipment
- Serves to divide the incoming power into branch circuits
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What can make a thermal curcuit breaker trip sooner than it should?
Hot environments
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How does a magnetic circuit breaker measure current flow?
By sensing the magnetic field around a conductor in direct proportion t the current
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What is the maximum current interrupt rating fr a breaer that is used in conjunction with 14 AWG circuits.
15
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What is the maximum current interrupt rating for a breaker that is sed in conjunction with 12 AWG circuits?
20
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What is the maximum current interrupt rating for a breaker that is used in conjunction with 10 AWG circuits?
30
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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.
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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
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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
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When was this set of codes first written?
1897
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What is the difference between data grade cables and microphone cables? Data grade are low impedancemicrophone cables are high impedance cables
- Data grade are low impedance
- microphone cables are high impedance cables
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What does ACN stand for?
Architecture for Control Networks
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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.
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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.
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What does the electromechanical system do?
Converts electrical energy into movements
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What is the mechanical system made up of?
- Gears
- Belts
- Bearings
- Axles
- Chassis
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Name seven things that can be found in the optical system.
- Reflectors
- Lamps
- UV and I/R filters
- Color Media
- Gobos
- Lenses
- Effects
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