parts of...
parts of a brush
bristles, ferrule, handle
3 parts of a lamp
envelope, filament, base
field angle
point in cone of light where output diminishes to 10%
frequency measured in
herz
OSHA
Occupational Safety and Health Administration
parts of stair unit
rise, tread, carriage
types of light sources
incandescent, flame, LEDs, sun light, lime-light
4 controllable qualities of light
distribution, intensity, movement, color
sound is created when
pressure waves move through a medium
MSDS
Material Safety Data Sheet
orthographic projection has
6 sides
accessories on lighting instrument
gel frames, safety cables, gobo holder, shutters
4 functions of stage lighting
visibility, selective focus, modeling, mood
the lower the frequency
the more power the wave has
2 feet apart (how Darin has us do it)
parts of rigging system
batten, lift line, head block, loft block, arbor, hand line, loading dock, grid
what does the light board control
dimmers
transducer
changes one form of energy into another
dynamic mic
analog signal
beam angle
point in cone of light emitted by instrument where light is diminished by 50%
3 types of sound in theatre
effects, music, reinforcement
condenser mic
more delicate, used for smaller mic