Stage Lamps

 







Major Components

Base
Must have two contacts (hot and common) to create a circuit.


Base Types
Screw, Prefocus, Bipost, Bayonet

Base Sizes
Candelabra, Minature, Medium, Mogul


Filament
Material (tungsten) that resists heat, then glow when electricity is forced through the circuit.

Filament Types
Coilied
Coiled Coil


Envelopes
Glass or synthetic quartz


Envelope Types
Frosted or Clear
Shapes: Tubular, Globular, Reflector,
Sizes: Number indicates 1/8" increments


Tungsten Halogen Lamps

Advantages
Longer lamp life
Smaller lamp housing
Higher color temperature

 

Disadvantages
Cost

Special handling requirements

World's Longest Continuously Burning Light Bulb
Burning continuously since 1901!
Livermore, California


American National Standards Institute
(ANSI)

Arbitrary three letter code
Necessary to install proper lamp in each fixture

Marshall Center Lighting Inventory

FLK Stage Lamp

FEL

EGG

HPL

BTR Stage Lamp
BTR

BTN

BTL

 

EVR

DTA

FFT

 

EGM

ETC

DYS

 

What to Do When You Don't Have the ANSI Code
by Earl Lee Burnout
(courtesy of Scott Electric)

Provide as much information about the lamp as possible...

...and lamp suppliers should be able to identify the lamp you need!