Cernan Earth and Space Center
10,800 square feet, including dome theater, exhibit lobby, gift shop, four offices, four classrooms, storage, circulation and mechanical space. Cost: $1.1 million. Opened June 23, 1984.
44-foot diameter dome subtending 165 degrees from center of curvature, tilted 25 degrees. Projection surface of vinyl-clad aluminum is 23 percent void for acoustic transparency and 36 percent reflective to minimize transreflectance. Unbeveled lap seams. Dome is suspended from roof. Manufactured by Northern Illinois Engineering ofSchaumburg, Ill.
Epicentric seating for 100, tiered 25 degrees, manufactured by Massey Seating of Nashville, Tenn.
Spitz model 512, manufactured by Spitz Inc. of Chadds Ford, Pa.
3 NEC NP41 DLP Video Projectors within douser enclosures equipped with computer-controlled shutter mechanisms that interface with East Coast Control Systems theater automation system. Programs for the three-screen system are produced on a PC-based workstation using Sony Vegas Movie Studio Pro software that renders MPEG-2 video files to 3 Alcorn McBride digital video storage units, one each for left, center, and right screens.
Christie 35mm film projector with 4500-watt xenon light source, 15-element ultrawide-angle projection lens, hydraulic lift, Potts Alpha film platter system and stereo optical sound.
Sony VPH-1040Q color video projector with video and RGB digital inputs. Sony VPL-S900U data projector with video and RGB digital inputs, connected to Omni Tech PC with high-speed Internet access and Microsoft PowerPoint software.
Sony VO5600 3/4" stereo VTR, Panasonic AG1730 HiFi stereo VHS VCR, Panasonic DVD player, and Sony LDP1000 videodisc player.
Voyager V-17OWC Laser Display System, manufactured by Aura Technologies Inc. of Chicago, Ill. Individual components include the following:
Universal Theater Control System, featuring Hercules central processor, Aquila time controller, Gemini general purpose controllers, and Cygnus manual controller. Manufactured by East Coast Control Systems of Bigler, Pa.
Triamplified stereo system using two JBL biradial horns for high frequencies, four 15-inch JBL speakers in large horn-loaded cabinets for mid-range and two 18-inch JBLspeakers in reflex cabinets for low frequencies. ThreeCrown amplifiers provide 2300 watts RMS output power. Other components include Ashly 3-way electronic crossover, MXR 15-band graphic equalizer and dbx type 1 noise reduction. Sound sources include Tascam 48 eight-channel half-inch tape deck, Tascam 122 cassette deck, Technics SLP520 compact disc player and optical sound from film. Remote volume control from theater console via Sky Skan 10-channel remote audio mixer.
Fostex D-108 8-track digital recorder. Fostex D-2424LV 24-track digital recorder.
Nine types of slide and special effects projectors. 25 Kodak Ektagraphic slide projectors including two five-projector seamless panorama systems, one 16mm film projector, special effects including pan-tilt-zoom, orbiting comet, rotating earth, meteor shower, space shuttle launch, various cloud effects, color wheels, strobes and mini-strobes.
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