Useful Terms

Useful terms are words, phrases or technical terms frequently used in our industry. These terms are used by professional planners, technicians and producers involved in corporate meetings or live events.

is a connector that is similar in appearance to a 1/4-inch phone connector, but much smaller. It measures 3.5 mm in diameter and the male connector is often used on computer headphones, headset, microphones and speakers, which connect to the computer sound card.

A Definitions

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a menu of food items or a list of products or services that can be purchased separately.
a person or company that can provide or supply audio visual equipment, technical staff and labor to install, run and dismantle equipment used in a breakout, seminar, workshop or show.
electronic equipment used to display sound and or visual components for teaching, training, marketing, advertising and corporate show production.
in live event production, the (A1) is the main/primary audio engineer responsible for the technical design of the sound system and often the engineer for mixing the live sound for the corporate meeting or show. This usually includes but is not limited to the (Public Address (PA) system, microphones & specialty audio equipment).
the (A2) is second in command with audio responsibilities. Primarily responsible for microphones: testing, monitoring radio frequency (RF), placing mics on talent/speakers and musical instruments. The A2 can sub for the A1 and assists the A1 to load-in, balance, monitor, maintain and strike the sound system.
in image projection, it is an attribute that describes the proportional relationship between the width of an image and the height of an image or a screen.
the branch of physics that deals with the study or science of sound wave behavior. The effects of these sound waves in terms of production, control, transmission & reflection to produce distinct hearing.
in live events, ADA standards prohibit the discrimination against individuals with disabilities in public areas. For example: doorway access, wheelchair seating, aisle spacing, stage access etc.
1.) a pre-order for a product, or service made or booked prior to the meeting or event.
2.) an order for a product or service that is made before a product is available for purchase.
booking before or pre-registering for a meeting or event prior to the event taking place.
calling public attention to a product, service or event through paid announcements using television, radio, billboards, magazines, newspapers and or social media to deliver the message.
a representative or business given the power or authorized to act on another’ s behalf to negotiate pricing, arrange for an appearance or, performance at a corporate meeting or live event.
an electric current that reverses its direction many times a second at regular intervals.
refers to natural light that is already present, such as outdoor lighting, window lighting or artificial room lights.

B Definitions

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1.) behind-the-scenes kitchen area in a restaurant not seen by guests of a hotel.
2.) in corporate meetings the backstage area that functions as a control area for video playback, graphics production, teleprompter, sound monitoring etc.
in corporate meetings, a painted cloth, drape, projection image, panel or scenic element hung at the back of the stage or set as part of the scenery.
a light source or type of illumination placed behind an actor, subject, speaker, object or stage to separate these elements from the background.
is an advanced x-ray technology used at some airports in security. The technology has the ability to create a detailed outline where scanners can detect plastic explosives, illicit drugs or nonmetallic weapons made of ceramic or other material.
a device or plate, wall or screen which can deflect, prevent or regulate the spread or passage of sound, light or liquid in a particular direction.
a large room often found in hotels which can be used for: foodservice, dancing, conducting a corporate meeting, staging production and entertainment.
popular in the car audio world, it is a sealed enclosure with an acoustical filter in the front of it that serves to limit the upper end of the driver’s frequency response, and it can pass a great deal of output through a small opening.
an electric circuit or device that will allow signals between two specific frequencies to pass and it will discriminate against signals at other frequencies. Band-pass filters are used primarily in in wireless transmitters & receivers.
a frequency or radio band is an interval in the frequency world, delimited by a lower or upper range of frequencies.
is the difference between the upper and lower frequencies within a continuous band of frequencies.
is an open weave fabric with a flight sheen and it is the industry standard for trade show and convention drape.
work in hotels and independent banquet halls, their duties include overseeing the banquet staff to ensure the perfect execution of food & beverage service. They make sure that the tables are decorated correctly, the food is presented well, and servers are dressed properly, providing speedy and friendly service.
is a document that outlines all of the details of an event or corporate dinner in a hotel or venue. The hotel or venue uses the BEO as their set of directions. The meeting planner uses the BEO to ensure timing, logistics and details provided by the hotel or venue are correct.
a round table used at a banquet. The diameter of a table round varies in size from 30” seating 2 to 3 people up to a 72” round which can seat 10 to 12 people.

C Definitions

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1.) an insulated wire or wires having a protective casing and used for transmitting electricity or telecommunication signals.
2.) also a thick rope of wire or fiber (non-metallic), used in construction, towing vehicles or mooring ships.
a specified brand name of liquor that a customer requests by name in a restaurant, as opposed to a less expensive house brand generically referred to as: gin & tonic, vodka & cranberry, scotch and soda.
is when a stage managers “calls” the sound, lighting, video graphics, automation, specialty cues or scene cues for a show. These cues are what controls everything that happens in a technical sense on stage.
Cancellation Clause – a provision clause is part of an insurance policy that permits an insurer or an insurance company to cancel a property, or event or policy before its expiration date. It will often spell out penalties, if cancellation occurs.
1.) the ability of a system to store an electric charge.
2.) the ratio of the change in an electric charge in a system to the corresponding change in its electric potential.
a device used to store an electric charge that consists of one or more pairs of conductors separated by an insulator.
is how much information defines an image. There are two types of resolution, spatial and temporal. 1.) Spatial defines how many pixels are used to make up a single image. Common spatial resolutions for HD are 1920×1080 and 1280×720. Temporal defines how many images per second are displayed. 2.) Common temporal resolutions for HD are 24, 25, 30, 50 and 60 frames per second.
This is also called drayage or haulage. The act or charge for transporting goods for short distances, such as within a commercial area or town.
is generally considered a middle ground between business formal wear and street wear. Attire is usually relaxed and informal, but its definition can vary widely among different organizations. Examples for men are casual trousers or khaki slacks paired with a button-down. For women a blouse paired with slacks or a semi-dressy skirt.
is a type of cable that is used in Ethernet connections in local networks for data transmissions. It consists of four twisted pairs of copper wire, instead of coaxial or fiber optic cable.
is the original standardized twisted pair cable for Ethernet and other network physical layers that is backward compatible with the Category 5/5e and Cat 3 cable standards. Cat-6 features more stringent specifications performance of up to 250 MHz compared to 100 MHZ for Cat 5 and Cat 5e.
Community Antenna Television: CATV is a cable television system that receives television broadcasts by antenna and relays them by cable to paying subscribers in areas where direct reception is either poor or not possible.
– is the central part or middle part a theatrical stage. It has good sightlines to all seats of the auditorium. Also known as Mid Stage.
is issued by an insurance company or broker. The COI verifies the existence of an insurance policy and summarizes the key aspects and conditions of the policy. In corporate events, companies require vendors or contractors to issue a COI stating that the vendor will assume responsibility and liability or risk for damages or injury due to defective installation, equipment, accidents, negligence, malfunctions or substandard work.

D Definitions

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work performed on overtime, usually at a rate that is twice the standard cost.
turning on/off pulses into analog sound. CD players have DACs built in. Separate DACs can upgrade a CD player or other digital music player/recorder or can be used with dedicated CD transports.
is a quantity which defines how quickly an amplifier can stop a reproduced frequency such as a bass note. The higher the damping factor, the better the amp can control the woofer and help reduce overhang distortion. The damping factor of an amplifier is mostly dependent on the quality of the power supply which feeds the power amp.
any material added to the interior of a speaker enclosure to absorb sound and reduce out-of-phase reflection to the driver diaphragm (cone). Usually acoustic fiberglass, polyester batting, or Polyfill is used in speaker enclosures.
1.) a vinyl floor covering, usually kept on a plastic or cardboard tube, which is rolled out and taped to the ballroom floor to create a surface suitable for dance. Dance floor should be left to adjust to room temperature before being taped otherwise it may not lay flat.
2.) a wooden floor which is either naturally springy or has been constructed with rubber pads under it which absorb impact to create a surface which dancers can use.
the process of removing lights & cabling from flying bars or grids when returning the venue to its normal state.
temporary post used during installation to help support the weight of an overhead structure.
(1.) a logarithmic scale used to denote a change in the relative strength of an electric signal or acoustic wave. It is a standard unit for expressing the ratio between power and power level. Using the logarithmic relationship for power PdB = 10*log[Pout/Pin] , a doubling of electrical power only yields an increase of +3 dB. Increasing the power tenfold will yield an increase of +10 dB and is a doubling of perceived loudness. The decibel is not an absolute measurement, but indicates the relationship or ratio between two signal levels.

(2.) SPL (sound pressure level) can be measured in dB. 0 dB represents the threshold of normal human hearing, 130 dB represents the threashold for pain, 140 dB causes irreparable hearing damage, and 150 dB can cause instant deafness, anything greater than about 192 dB can kill you.

a professional or company that provides services for a trade show and its exhibitors, i.e., carpets, pipe & drape and labor.
guest rooms and function space reservations confirmed in writing.
an audio signal processing device or circuit used to retard the speed of transmission on one or more audio signals or frequencies.
electronic device that removes information from a modulated signal.
partial payment to secure the fulfillment of a product or service.
a company that specializes in the organization and logistics of meetings and events in a specific location or destination.

E Definitions

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a means of eliminating echo from an audio path involves first recognizing the originally transmitted signal that re-appears, with some delay, in the transmitted or received signal. Once the echo is recognized, it can be removed by subtracting it from the transmitted or received signal.
a hotel room that includes a kitchen.
the loudspeaker parameter that shows the level of sound output when measured at a prescribed distance with a standard level of electrical energy fed into the speaker (usually recorded as XdB @ 2.83V input signal from 1 meter of distance. However, a driver with a high efficiency rating needs a larger box to play a lower frequency than a driver with a lower efficiency rating.
cue for lighting and video system combined.
an electrical disturbance caused by an electromagnetic field, either low frequency or radio frequency (RF). is the interference caused by one electrical or electronic device to another by the electromagnetic fields set up by its operation.
uses active circuitry in addition to passive to filter unwanted signals for each driver. Usually active filters are employed as LPF(Low Pass Filters) for subwoofers or for the sub out of a preamp / receiver.
person who presides over the program.
(see electromagnetic interference.)
a signal that has been compressed into another form to reduce size or complexity, as in a composite video signal. to convert (something, such as a body of information) from one system of communication into another.
performer return to stage for additional short performance.
electronic equipment that adjusts or corrects the frequency characteristics of a signal. An electronic device (as in a sound-reproducing system) used to adjust response to different audio frequencies.
a centralized housing unit that protects and organizes electronic equipment.
estimated time of arrival.
– a set of network cabling and network access protocol standards for bus topology computer networks first invented by Xerox, but now controlled by the 802.3 subcommittee of the IEEE. 1. the technology that is most commonly used in wired local area networks (LANs). A LAN is a network of computers and other electronic devices that covers a small area such as a room, office, or building. 2. a computer network architecture consisting of various specified local-area network protocols, devices, and connection methods.

F Definitions

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short for food and beverage. In a hotel all kind of food and all kind of beverage is F&B.
a person who asks clever questions to tease out opinions and ideas within the group, making sure the audience stays fully absorbed and entertained.
trips organized by travel providers with the purpose of educating about their products & services and promoting them.
a wait staff delivers large platters of food to each table of guests, and each guest serves him or herself.
1.) unwanted noise caused by the loop of an audio system’s output back to its input.
2.) in a control system, data supplied to give an indication of status, i.e., on or off. occurs when outputs of a system are routed back as inputs as part of a chain of cause-and-effect that forms a circuit or loop. The system can then be said to feed back into itself.
a technology that uses flexible strands of glass that are slightly thicker than a human hair, that transmit light and allows data to be sent faster over greater distances.
one half of a video frame, containing every other line of information. Each standard video frame contains two interlaced fields. Two fields create one video frame. Each field contains a set of alternating lines of horizontal resolution running across the screen.
1.) Multimedia Filter is a digital effect added to an image, video clip, or audio track.
2.) Email Filter or “rules” that automatically filter messages to specific folders within your email
curtain that provides a barrier between the stage and auditorium in the event of a fire. The curtain prevents the heat, smoke and flame from a fire on stage from affecting an audience while the auditorium is evacuated. Fire curtains may also be used to restrict access between the stage and auditorium or as a noise barrier.
particular exit(s) from a building designated by local authority fire officer to be the correct means of escape from a part of the building in case of fire. It is the responsibility of all staff and performers to ensure that all fire exits are kept clear, unlocked and accessible at all times.
duties vary but usually include fire code enforcement, including building and fire code related inspections. The fire marshal is responsible for enforcing laws concerning flammable materials and or investigating fires for origin and cause. Fire marshals may be sworn law-enforcement officers and are often experienced firefighters.
is necessary at any time where hot work is performed in locations where a fire greater than a minor one might develop. Before hot work begins, written permission, like a hot work permit, must be issued. The work area is inspected for any sources of fuel, such as trash, rags and flammable materials and liquids. This applies to lower decks or levels where sparks or slag could fall. Continuous surveillance must be maintained throughout the course of the hot work, including a 30-minute cool down period after hot work concludes.
a hotel offering top quality services, usually in a prime location with extensive amenities.
seats and chairs for attendees to watch events, which include backrests and are in a fixed location within a facility that are permanently positioned and not able to be moved.

G Definitions

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is a rating for all ages.
a heavy cotton cloth pressure-sensitive tape with strong adhesive, widely used in theater, photography, film and television production, and industrial staging work.
1.) electronic signal amplification.
2.) camera setting that allows the video signal to be altered to increase the apparent brightness or exposure of a digital video signal.
a festive occasion or a lavish social event usually with entertainment or a speaker.
a thickness or diameter of a wire.
a session to which all conference attendees are invited.
a plate or screen that is placed in front of a spotlight in order to project an image.
the appearance of a ghost or secondary image on a television or other display screen.
create visual concepts, to communicate ideas that inspire, inform or captivate audiences.
a review of all the graphics elements for a presentation.
the representation of data that includes images in addition to text.
a private room prepared for a VIP to relax or meet with guests or the media.
member of stage crew responsible for moving items of scenery during the show and/or handles and sets up camera equipment and lighting.
refers to a point of zero voltage or potential.

H Definitions

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an exposition facility or the exhibit area within a facility.
musical, of or relating to musical harmony, pleasing to the ear.
is the presence of frequencies in the output of a device that are not present in the input signal.
creating an unobtrusive, homogeneous cloud intended primarily to reveal lighting beams. This effect is produced by using a hazer.
effects machine similar to a fog machine, designed to produce an unobtrusive, homogeneous clouds suspended in the air intended primarily to make light beans visible or create a subtle diffusion.
a form of digital copy protection developed by Intel Corporation to prevent copying of digital audio & video content as it travels across connections.
a trademark and brand name for a digital interface used to transmit audio and video data in a single cable.
a television display technology that provides picture quality similar to 35 mm. movies with sound quality similar to that of today’s compact disc.
the actual number of guests attending an event.
table at which the most important people sit during a formal meal.
hotel or facility that hosts the main group of attendees during an event in which there are multiple host hotels.
general term for theater communication equipment. A headphone and microphone combination used in communications systems with a belt pack.
room setup positioning each consecutive row of chairs angled inwards forming a Chevron or V-shape.
a measurement of the frequency of sound vibration.

I Definitions

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a technique that uses one or more cameras, projectors and screens to enlarge an image of a speaker to give a better view to the audience.
the sense that a voice or instrument is in a particular place in the room.
in electrical devices, refers to the amount of opposition faced by direct or alternating current when it passes through a conductor component, circuit or system.
the art or act of improvising, or of composing, executing, or arranging anything without previous preparation.
Theater-in-the-Round is a form of theatrical presentation in which the audience is seated in a circle around the stage. Popular seating for Corporate Meetings and Events.
minor expenditures associated with business travel.
includes everything that has to be paid.
the behavior of a coil of wire in resisting any change of electric current through the coil.
also known as a Corporate Event, is any form of event, hospitality or social activity which is organized or funded by a business entity with a target audience including, but not limited to: employees, board members, stakeholders, customers, clients and potential clients.
a closed and sealed box that aims to smother the rear sound waves from the loudspeaker.
light rays which are longer than light but shorter than radio waves, used to send information. Remote controls and other wireless devices use IR.
also called Linear Display Booth, have only one side exposed to an aisle and are arranged in a straight line with height restrictions to ensure your neighbors have visibility.
a connection that feeds data into a device.
can also be called Set-up and Take-down, is the install and dismantle of an exhibit or event.

J Definitions

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an outer sheath that protects the wire or cable core from mechanical, moisture and chemical issues.
a temporary sleep problem that can affect anyone who quickly travels across multiple time zones.
1.) a portable set terminal for power cables.
2.) generally, metal or plastic boxes where wire and/or cable terminates, combines, or splits; used to protect the conductors.

K Definitions

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a special effect in which a lightweight fabric is dropped swiftly from above to conceal or reveal your product, space, or performer.
a presentation software application developed as a part of the iWork productivity suite by Apple Inc.
person who delivers a speech that sets out the central theme of a conference.
the trapezoidal distortion of a square-cornered image due to the optical effect of the projection device not being located in its proper position in respect to the screen.
to switch off a light/sound effect or to strike/remove a prop.
a room with a king-sized bed, for one or two guests.

L Definitions

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wireless microphone that can be affixed to a presenter, also known as a lavalier microphone or pendant microphone.
a device that emits light through a process of optical amplification based on the simulated emission.
wireless microphone that can be affixed to a presenter, also known as a lapel microphone or pendant microphone.
also known as lighting designers, they create and manage all aspects of lighting for a production, working well with the artistic and production staff to support the director’s plans for the production.
office or position of a leader who recently assumed the leadership of the company.
the setting of a light or sound control channel. On a lighting desk, levels range from 0% to 100%, on a sound desk, the bottom of the fader is ∞ (infinity) and the top may be +20.
a display and lighting technology used to create ambient lighting.
the process of recording information about each lighting state either onto paper or into the memory of a computerized lighting board for subsequent playback.
an exhibit that is set up along an aisle; also called an inline display.
referring to fabric on tables, plus napkins.
specified period of time for loading in equipment.
specified period of time for loading out equipment.
an area at the side of a building where goods are loaded onto and unloaded from vehicles.
a computer network limited to the immediate area, usually the same building or floor of a building.

M Definitions

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a person that handles the security, customer service and some management concerns of an organization.
the host or head server at a restaurant who supervises other servers.
computer mapping uses the speed and versatility of computer graphics to display spatial data.
a large tent, usually without some or all sides, used during outdoor events.
familiar technique in computer graphics, it basically refers to a method of hiding or filtering data.
fabric used to cover storage or other areas that should not be displayed.
an account set up to which authorized charges incurred by a group can be charged.
one key that opens all doors, including guest rooms and facility spaces.
an electronic device with multiple inputs and outputs, it allows any input to be connected to any one, several, or all of the outputs.
uniformly is an evenly diffusive material which means when light from the projector reflects off the screen, it diffuses evenly in all directions.
the number of people that can be in a given room at any time. This is determined by the fire department, making use of local regulations about the amount of space required for each person.
it is the maximum wattage that an audio component can deliver/handle as a brief burst during a musical peak.
a person responsible for implementing the lighting design for a production drawn up by the lighting designer. This involves overseeing the preparation, hanging, connecting and focusing of stage lighting fixtures.
concisely alerts the media to an upcoming event.

N Definitions

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a person who delivers a commentary accompanying a movie, broadcast, piece of music, etc.
the number of rows of horizontal and vertical pixels that create a picture. It describes the actual resolution of the imaging device and not the resolution of the delivery signal.
the space around and between the subject(s) of an image.
to confer with another so as to arrive at the settlement of some matter.
total square feet of booth space at an exposition facility.
the exchange of information or services among individuals, groups, or institutions for the cultivation of productive relationships for employment or business.
an expected guest who does not attend; reservation is not used and is not cancelled.
the former standard for analog video transmission in North America.

O Definitions

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a range of tones where the highest tone occurs at twice the frequency of the lowest tone.
a period of the year when demand for a destination decreases and prices go down.
person or company who prepares and delivers food.
company, appointed by show management, that provides services to a trade show and/or its exhibitors; also called general contractor.
a movement towards the nearest side of the stage from the center also the area out of sight of the audience.
a unit of electrical resistance or impedance.
describes the shape of the area for microphones that have equal sensitivity to sound from nearly all directions.
On-Site Caterer – person or company who prepares food at a facility.
typically attached to the venue with a home kitchen located in the building and they will do all the prep and cooking on the site.
order placed at a show/event on location.
guests register at the facility, upon arrival to an event.
on the stage of a theater or other place where people are performing. Person or object is visible to the audience.
guests/attendees do not pay for beverages.
platform; enables software applications to communicate with the CPU or Central Processing Unit.

P Definitions

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the speed at which presenters deliver their speeches. The pacing of the show can have a real effect on how the audience react to it.
a form that authorizes cash withdraws which will be charged to a master account or guest.
referring to a pre-made exhibit composed of connected rectangular panels of various sizes.
uses inductors (coils) and capacitors to direct proper frequencies to appropriate drivers.
a device that looks just like an ordinary driver, except it has no magnet or voice coil. A radiator is usually a highly compliant device, with a similar cone material and surround found on regular active drivers.
refers to when each guest pays own charges.
the maximum amplitude of a voltage or current.
also known as high season, when travel is most active and rates are at their highest.
wireless microphone that can be affixed to a lapel of a speaker, also known as a Lapel Microphone or Lavalier Microphone.
a registration that is not complete due to lack of payment or completed forms.
a meeting to review with facility personnel and other event coordinators about the details of the convention before the event.
registration for a meeting or event prior to the day of the event; also called Advance Registration.
a lesser show or event that occurs before the main production.
a catering company that appears on a list offered by a venue from which meeting and event planners must choose.
usually referring to higher-priced, better quality brands of liquor offered at a venue.

Q Definitions

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a part of a meeting where participants can ask a panel questions and they are then answered by the experts in that field.
four electrical outlets in one box.
guest room for four people, usually with two or more beds.
1.) the standard of something as measured against other things of a similar kind; the degree of excellence of something.
2.) a distinctive attribute or characteristic possessed by someone or something.
guest room with a queen-size bed, for one or two people.
this is the word for a line of people waiting for an event or to be served. The word for a lighting or sound change of state, or to initiate any change of scenery etc. is called a CUE.
also known as QuickTime File Format (QTFF) with the filename extension of .mov is a multimedia container file that was developed by Apple Inc.

R Definitions

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refers to movies that have been given a “restricted” rating by the film rating systems. Restricted meaning anyone under 17 of age requires accompanying parent or adult guardian.
a facility’s standard guest room rate.
specializing in radio or associated with the radio industry.
generally refers to signals such as radio and TV broadcast signals, or radio frequency control signals; the range of frequencies used for electrical transmission.
tendency of a radio transmission to interfere with other electronic signals. Radio frequency energy is radiated by all electrical equipment – when it is a strong enough signal it becomes interference in audio systems.
the most common computer memory used by programs to perform necessary tasks while the computer is on. This is an integrated circuit memory chip that allows information to be stored or accessed in any order and from all storage locations that are equally accessible.
the scanned or illuminated area of a CRT(cathode-ray tube). Computer graphics can be created as either raster or vector images. Raster graphics are bitmaps. A bitmap is a grid of individual pixels that collectively compose an image. Raster graphics render images as a collection of countless tiny squares. Each square, or pixel, is coded in a specific hue or shade.
the comparison of two quantities.
an initial read-through of the script of a show, with speakers and creative team. It allows the whole team to become familiar with the script, and each other in a non-threatening environment.
a video technique in which images are projected on the back surface of a screen positioned between the projector and the audience.
a social gathering with food and drinks often held to welcome guests.
record copy, this term refers to an official copy of an original record or a copy of said record that is not a duplicate, convenience or working copy.
light or sound energy that has been redirected by a surface.
the bending or changing of the direction of a light ray when passing through a material, such as water or glass. How much light refracts, meaning how great the angle of refraction, is called the refractive index.

S Definitions

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a high-resolution digital audio format developed by Sony and Philips. Instead of using PCM audio encoding like standard CDs, SACDs use Direct Stream Digital (DSD) encoding. DSD is a 1-bit technology that samples music at the rate of 2.82 million times per second, compared to standard CD’s rate of 44,100 times per second. SACDs typically sound more detailed than standard CDs, with greater dynamic range, and are mastered separately from the often-compressed CDs.
reports to the Director of Sales at a facility; directly involved in the selling of hotel rooms.
how fast a digital recorder or player samples a signal. CD, DCC and Minidisc use a rate of 44.1kHz – i.e. 44,100 samples per second – while DATrecorders offer a choice of 48kHz or 44.1kHz, and Digital Audio Broadcasting will work on 32kHz.
a small speaker with limited bass response, often designed to be used with a matching subwoofer.
entertainment or business video and audio transmitted via a satellite.
feature in a display device that changes the size of an image without changing its shape. Scaling may be required when the image size does not fit the display device.
the process of changing the horizontal scan rate of one device to that of another. Usually used to describe changing the scan rate of a computer to match the television (NTSC/PAL/SECAM) video format for the purpose of recording or viewing on television video equipment.
the frequency of occurrence of a display drawing one line of information. A measure of how quickly a display is able to redraw an image. The higher the scan rate, the steadier the image appears. It is commonly displayed in kHz or Hz and has a vertical and horizontal value.
when light hits a textured surface, the incoming light waves get reflected in multiple angles because the surface is uneven.
is set up whereas tables are set in rows with chairs all facing the stage or podium; also called Classroom Seating.
a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height and can be driven around the work area by the operator at height to provide safe access to a wide area, on a flat floor. Scissor lifts have also been used in scenic automation to provide a moveable platform, often built onto a moving base. The scissor lift is used because it is a self-contained device which requires no construction for it to operate within, and which does not extend beyond the horizontal dimensions of the platform. The mechanism to achieve the vertical lift is the use of linked, folding supports in a crisscross X pattern, known as a pantograph (or scissor mechanism).
a wall-mounted light fixture, where the light is directed upwards. Also refers to a wall-mounted flaming torch.
The text of a speech, containing the words spoken by the executives. This text also contains stage directions and other notes for graphics, videos or speaker support.
is a kind of television system that provides lower resolution than HDTV and higher resolution than analog TV does. The word ‘SDTV’ is generally used at the digital television broadcasting system that has a similar or little bit higher state of resolution to the ‘analog television system’.
provided to exhibitors to keep materials locked up for safe keeping.

T Definitions

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guest’s assigned seat at a specified table.
stationary microphone set up at a table.
a folded card on a table used to indicate table number or other information.
a display used to promote or inform, that is small enough to be placed on a table or stand.
an individual that is hired as a special guest to come on to the show or meeting to greet, speak, or perform during the meeting.
connections to the transformer windings allowing you to select different power levels from the transformer.
1.) show management sets a date for when they would like something to be completed.
2.) a date that the trade show management puts in place to let vendors know when their freights and shipments can arrive on site.
something that will be announced at a later date.
something that will be determined at a later date.
a document that is later made into a contract where the performer expresses all of their technical needs.
a person that is put in charge of working closely with the scenic side of the event, like the creation of the stage set and its components, as well as working closely with the crew to make sure all of the technology for the show is working properly and safely.
this can also be known as the tech run, where the crew and show caller does a test or run through of the visuals, lights, and sounds for the show.
a hotel staff member who assists guests with computer questions and problems.
a conference that is held over the phone.

U Definitions

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tables set up in a U shape with chairs arranged around the perimeter.
transmits the audio signal on a single conductor that is referenced to ground.
derived from the number 1, unity gain refers to no change in gain.
1.) to enhance the quality of equipment or systems used in a show.
2.) when a hotel changes a guest’s room or accommodations to something better than they had before.
the part of the stage furthest from the audience.
unshielded twisted pair cable typically used for data transfer, contains multiple 2-conductor pairs twisted at regular intervals, employing no external shielding.

V Definitions

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room setup whereas chairs are placed in rows forming a V-formation facing the stage or podium.
is a drape situated in the front of the grand drape, and it is usually constructed from the same material.
when the entertainment for the show or meeting is composed of multiple different acts and genres.
computer graphic images that are defined by two key points.
a special type of oscilloscope used in both audio and video applications. Whereas an oscilloscope or waveform monitor normally displays a plot of signal vs. time, a vectorscope displays an X-Y plot of two signals, which can reveal details about the relationship between these two signals.
the location in which the event is held. This can be but not limited to a hotel, ballroom, convention center, or meeting center.
this is the process in which a video is taken down in size. Or multiple videos are turned into one.
a meeting or discussion, sometimes educational informant that is held over a video signal.
this refers to the maximum angle that the center of the screen can be viewed from all areas and sides of the audience.
the area in which the presentation is best viewed or visible for the audience.
a cue taken by a technician from the action of a presenter on stage, rather than being cued by the stage manager. This typically happens when a technician notices a mistake made or a sudden change by the presenter.
this refers to playing a video while the presenter reads a script live.
a part of music that is sung.
announcements made over the sound system when the speaker is not visible. These can be announcements pertaining to the show, intermission announcements, or presenter introductions.

W Definitions

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the allotted time within a show schedule in which attendees enter the meeting and take their seats. This time is set from the time the schedule says the doors can open and the time the presentation starts.
a video or slideshow being played on the screens when the attendees walk in or out of the meeting room. These typically do not have sound attached.
music that is played while guests enter or leave a meeting room.
guest with confirmed reservation is sent to another hotel due to overbooking.
the allotted time within a show schedule in which people leave the meeting.
when a room setup is complete and the presenters or show coordinators do a walk through to make sure everything is where it needs to be, and the room is set up correctly.
this is a meal in which the crew is told they can leave for a set amount of time, and purchase food with their own money or use their daily per diem. The food is not served in a buffet style in the ballroom.
a room where the meeting coordinators meet and plan during the show. This room is usually equipped with printers and computers for all of the last minute planning needs and changes.
tables set up with water bottles or pitchers of water for guests to serve themselves.
a small waist height table placed on the stage to hold water for the presenter during their time on stage. These can also be used to hold a clicker remote, or other requests that the presenter has to be on stage with them.
a unit of electrical power. A watt of electrical power is the use of one joule of energy per second.
a specialized oscilloscope used to display and analyze the video signals sync, luminance and chroma levels.
the length of a sound wave in air.

X Definitions

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1.) a film or production that is considered indecent for children under 17.
2.) a pornographic film.
a popular type of audio connector featuring three leads: two for the signal and one for overall system grounding.

Y Definitions

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a video signal, also known as S-Video. Y is the luminance and C is the chrominance. Y and C are transmitted on separate synchronized conductors.

Z Definitions

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lenses that allow the operator to adjust focal length for sizing or distance.