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M
MAC
A range of professional moving lights made by Martin in Denmark.
MANUAL DESK
A lighting desk where the interface between operator and dimmer is a fader,
rather than a computer. Many modern manual desks have some memory facilities
built in, but there are still a large number of venues with solely manual
systems.
MAROON
An electrically detonated pyrotechnic device giving the effect of a loud
explosion. Made from gunpowder encased in stout cardboard or string. Must be
used within a metal bomb tank. Originally developed in the second half of
the last century to simulate the sound of cannon. It was often used to call
out the volunteer lifeboat crew in an emergency.
MASK
1) Form of theater where actors faces are covered with masks.
2) Early word for GOBO.
MASTER
1) An overall control on a lighting or sound control board. The Grand Master
takes precedence over all other controls.
MAXXYZ
Moving Light console produced by Martin.
MBI
Metal Halide discharge lamp.
MCB
Minature Circuit Breaker. Up to 63A (UK).
MCCB
Moulded Case Circuit Breaker (over 63A - UK).
MEATRACK
Wheeled rack for transporting a number of pre-rigged six-lamp bars or
lanterns.
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