Lighting and sound

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Across
  1. 3. a transparent color medium placed on striplights to produce different colors
  2. 4. heavily insulated wire for joining lighting instruments to electrical outlets or to a switchboard
  3. 6. the strong source of light aimed at an acting area
  4. 10. the placing of lighting instruments behind the tormentor position for facial modeling and costume accent
  5. 11. a device that receives sound waves and changes them into electronic impulses thereby amplifying the voice; also called a mike
  6. 13. type of speaker cone that reproduces low-pitched sounds
  7. 14. the light that fills shadows, aimed opposite a key light
  8. 16. a drop made of fabric that seems almost opaque when lit from the front and semitransparent when lit from behind; also called a gauze
  9. 18. cone-shaped devised driven by electromagnets that convert electrical impulses into sound
  10. 19. an electrical devise that controls the amount of current flowing into a lighting instrument, thus increasing or decreasing the intensity of the light
Down
  1. 1. a device for joining cables to each other or to instruments
  2. 2. a metal-encased lighting instrument that can be focused, having a lens and a mirror that gives a concentrated light that can be directed specifically, used to light acting areas; also called a spot
  3. 5. a simple piece of sound equipment that receives a small sound signal from a microphone or other source, increases the strength of the signal, and out puts it to a speaker or other destination
  4. 7. a transparent color medium placed on lighting instruments to produce different colors; also called gel
  5. 8. a console from which the brightness of light is controlled
  6. 9. theater's qualities that determine the audibility and trueness of sound
  7. 12. type of speaker cone that reproduces sounds occurring in the middle range
  8. 14. a frequent problem that occurs with the projection of sound, loud, ear-piercing scream that happens when the amplified sound is fed back into the microphones that are picking up the original sound
  9. 15. type of speaker cone that reproduces high-pitched sounds
  10. 17. a spotlight featuring a Fresnel or stepped lens, which projects a clear, strong light with a soft edge