DG 1110.3.120
DESIGN GUIDE: MUSIC AND DRAMA CENTERS
JANUARY 1981
CHAPTER 3: ACCESSORY EQUIPMENT
F I G U R E 3-8.3
STAGEHOUSE ACCESSORIES-VISION RELATED
house, followspots and enclosure/stage light-
Carbon arc followspots with a maximum throw
ing need be furnished with suitable controls
of 200' generate poisonous fumes that must
and dimmers. The ability to alter the color
be mechanically vented; they are operated
composition and pattern of concert lighting is
from an enclosed booth. This booth is at the
important to obtaining desired mood and scale
rear of the house, often near or just below the
relationships for the occasion. Performance
ceiling. It contains at least two permanently
area lighting must also be adapted to musi-
mounted carbon arc lights with interchange-
cians' comfort and seeing tasks, requiring high
able color filters.
angle fixture placement, 70 footcandles with
f. Houselights
low specularity, and a relatively bright back-
Permanent auditorium illumination is men-
ground field.
tioned here because its operation parallels the-
h. Touring Companies
atrical lighting. Separate dimmers are used,
controlled from the theater lighting console.
Road shows and troupes, especially commer-
A preset dimmer sequence is often used to
cial entertainment and drama groups, often
gradually reduce intensities of separate sources
travel with their own lighting equipment in-
progressively, at the same time bringing up
cluding instruments, controls and cable. Fa-
aisle lights and exit signs. In Music Rooms, the
cility for temporary equipment becomes im-
houselights rarely go dark; about 20 footcan-
portant. Depending on the situation, portions
dles is often maintained for program reading.
of the installation's equipment-in-place may
be used, especially on the house side. There-
g. Concert Lighting
fore, the selection of compatible standard in-
Music Rooms without a stagehouse have a
terlocks and modular systems is advised; the
less extensive lighting system-because
management should be very clear about what
stagehouse and proscenium requirements are
it has to offer and what the touring group an-
greatly reduced along with the need for a con-
ticipates using or connecting. In any case, a
stantly changing program of color and inten-
company switch is provided for visitors' direct
sity. Nevertheless, adjustable lighting from the
power takeoff.
3-48
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