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M
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.
MEMORY BOARD
An electronic storage device which enables recording and subsequent "playback" of lighting states.
METAL HALIDE LAMP
An HID light source in which radiation from a mixture of metallic vapors produces visible light, characterized by a white color.
MICROPROCESSOR
The small computer inside many of Ryger's products that controls the way the unit works.
MIDI (MUSICAL INSTRUMENT DIGITAL INTERFACE)
- Musical Digital Interface control protocol. Allows lighting controllers to respond to midi signals to execute control commands over lighting equipment.
- The method of communication between digital musical instruments e.g. keyboards, drum machines and sequencers.
- A serial control protocol designed to allow musical devices such as keyboards and synthesizers to share musical information. Many lighting manufacturers have provided a means by which lighting devices can respond to specific MIDI signals. MIDI-show-control, an extension to MIDI, defines a standard way in which simple cue execution commands specific to show controllers can exchange information through MIDI systems.
MIDI-SHOW CONTROL (MSC)
A subset of MIDI sytem exclusive commands which contai instructions relative to lighting, scenery, and other show controllers. The most common MSC commands are go, stop, and fire.
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