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133 Cards in this Set
- Front
- Back
How our microphones measured?
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millivolts
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What is area?
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L X W
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Who is the design team?
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Anyone with consultant in their name except a moving consultant
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What is a detailed drawing
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And diagram that includes details
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Everyone who comes in contact with the customer is A?
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Salesperson
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What is infocom?
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The AV industry's largest member driven association
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What is a panel layout diagram?
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Any layout or diagram showing the interface panels in the building
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What are the results given after the physical wiring of the speaker
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The end result is audio
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What is a plate diagram?
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A diagram that shows the location of each floor and wall plate in the building
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What is a block diagram?
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The diagram that shows basic functionality
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What does OFCI stay in for
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Owner furnished contractor installed
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What is a riser diagram?
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A riser diagram shows how cables or run from point A to point B
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What is a shop in submittal drawling?
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"A shop in submittal drawling is a drawling that shows the customer any or all changes made by the installer
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What is an equipment rack a layout?
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A drawing that shows where all racks in the building will be located
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What is a reflected ceiling plan?
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Plan that shows and on three dimensional diagram the diagram shows obstacles in ceiling tiles and it is like there is a mirror on the floor
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What are the steps in gathering and info from a customer?
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"Wants
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What does form follows function mean?
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The equipment's function is more important than the equipment's appearance
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What is the definition for acoustics?
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The representation of sound in space
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What is audio?
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Audio is the physical wiring of the speaker or the electrical connection for sound
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What is a transducer?
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A transducer converts one type of energy into another
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"Other than the customer
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where can scale drawings be obtained from? "
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The amount of information that the customer gives you is____
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Directly related to the questions that you ask
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What are the three types of questions when selling to a customer?
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"Open ended
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What does setting expectations help you determine?
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The customer's needs and wants
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Who's the owner team?
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People who represent the owner
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What should a salesperson always have for a customer?
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A personal and a company portfolio
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What does time is of the essence mean?
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The customer is willing to set budget aside and complete the job at all costs
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What is the definition of the CTS Tech
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A certified technical specialist and a professional AV Solutions provider
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What all tools should a site survey tech bring with him to the job?
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"SPL meter
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What is the ratio for projector brightness vs. Ambient light?
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10:1The projector should be 10 times brighter than the ambient light in the room
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What is the definition of foot candles
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Foot candles is the incidence of light. An example of this would be ambient light
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What is the definition of foot lamberts
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Foote lambert's is this screen brightness the brightness that is reflected to the eye
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What does lux calculate?
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Lux calculates Footcandles
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What does nits calculate
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nits calculates foot lamberts
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What does PPE stand for ?
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Personal protective equipment
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What is the formula for aspect ratio?
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War HUH
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One meter equals how many feet?
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1 m equals 3.28feet
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What is it called when we use mirrors to reflect light to a screen?
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Folding the light This is done in an attempt to shorten the distance the light needs to be projected to be able to create a screen image
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What is the pythagorean theorem?
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A2+B2=?C
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What does ambient light affect For a projector or a monitor ?
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Ambient light affects the contrast ratio
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What study would be conducted while checking for obstructions?
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A site line study
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What is the formula for ohms law?
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I equals V divided by R (I=V/R)
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16:9 can also be written as?
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1.78
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What would be the equation to calculate 16:9 two A decimal?
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Width divided by height
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What is 4:3 as a decimal
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1.33
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What is the formula for throw distance?
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Drink water
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What should be done to get the full potential of a projector with a zoom?
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Put the projector in the middle of its zoom ratio
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What causes spherical aberration?
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Curvature of the lens on a projector
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What is a RFI?
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Request for information
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What is a RFQ?
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Request for proposal
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What is a RFP?
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Request for qualifications
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What is a RFC?
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Request for change
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What is a CO?
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Change Order
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What is a CCD?
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Construction change directive
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"There are two types of bid processes
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what are they? "
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What is generally in the first envelope in a two envelope bid process ?
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The RFP or request for proposal
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What is generally in the second envelope and a two envelope bid process ?
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The RFQ or request for qualifications
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Who is involved in the management team ?
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Anyone who has skin in the game
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What is the definition of a conventional bid process?
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It is where you negotiate price first
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What is the definition of a consultant?
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A person that protects the customer from his or herself
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We and is Subsystem testing done?
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In the shop or prior to install
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When his system testing done?
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At the end of the project example: you can test the acoustic system in another room
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What is the last item in a sound system?
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The ears/the customer
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What are the three different types of screen information a presenter would use that would help you determine in image size ?
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"view-for general viewing
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What is the formula for general viewing ?
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This screen height times eight
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What is the formula for detailed viewing?
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This screen height times six
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What is the formula for inspection viewing?
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This screen height times four
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What is the formula for the nearest viewer?
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The nearest viewer can be no closer than 1X the image width
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What is the 150 rule?
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Measure a character on the screen that number towns 150 equals the distance of the furthest viewer
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What is the ideal viewing area?
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Two 45°angles to create a 90° cone no viewers should be sitting more than 45°off of the screens centerline
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In Audio what his speech reinforcement do?
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Reinforces speech
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In audio what does program playback do?
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Plays back program audio
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In audio what is paging do?
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Paging audio
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In audio what is noise masking?
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Masks other noise with noise
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What is audio conference audio?
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Audio conference audio Commonly used in VTC systems
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In decibels what is the target level while talking?
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25 DB
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What are the three types of sound?
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"Direct
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"If you combine direct
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reflected and reverberate audio what type of audio do you get?"
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Gain is increased by____?
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Amplitude
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In audio what this frequency stand for?
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Tone or pitch
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In video Whatis frequency stand for?
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Color or hue
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In video what does gain stand for?
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Video brightness
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What is voltage?
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The force that makes electrons flow
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What is Current?
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Current is the flow of electrons this is measured in amps
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What is resistance?
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It is the opposition of current in DC
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What is impedance?
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It is the opposition of current in AC
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What is power?
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Power is also known as the work done power is measured in watts
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How do you go about calculating BTU?
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3.415 times total power equals heat level
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What is a loudspeaker?
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A loudspeaker typically Carries 30 volts are more
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How much voltage is carried over a line level?
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Typically 0.3 volts or 1.2 volts in pro audio
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What range of impedance levels are commonly found in loudspeakers?
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"Two
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What is the 80% rule in relation to AC current
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The breaker size can not be more than 80% occupied
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When speakers are wired in series what do you gain? Amperage or resistance ?
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Resistance
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What is the formula for calculating ohms in relation to speakers in parallel?
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Z equals one divided by 1/2a+1/2b+1/2c
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On the color spectrum what comes before red?
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Infrared
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On the color spectrum what comes after violet?
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Ultraviolet
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What would you use the down convert video?
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A scan converter
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What would you use to scale up video?
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A scaler
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What tool would you use when testing color and hue?
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A vector scope
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Is a DLP transmissive emissive or reflective?
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Reflective
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Is a LCD transmissive emissive or reflective?
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Transmissive
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Is a plasma transmissive emissive or reflective?
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Emissive
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Is a CRT transmissive emissive or reflective?
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Emissive
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Is a LCOS transmissive emissive or reflective?
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Reflective
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Is a LED transmissive emissive or reflective?
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Transmissive
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Is a LED Board transmissive emissive or reflective?
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Emissive
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What does pixel stand for?
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Picture element
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How many bits are in a byte?
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Eight bits are in one bite
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What could you add to a loudspeaker to increase the impedance?
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A transformer
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The decibel comes in two different flavors what are they?
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SPL and power
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In reference to decibels and audio If you if you double the distance from the listener you should experience
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Each time the you double the distance from the listener there is a six dB Loss
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What is the inverse square law?
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Every time you double the distance you lose six DB
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What is the inverse square law for power?
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Every time you have or double the power you have a three DB loss
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What are the three ways to place loudspeakers?
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"Center to center
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In reference to sales what is the most important thing?
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Listening
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What is more important customer service or quality AV?
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Quality AV
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What are the steps in correcting a keystone error?
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Step one movie projector step to raise the projector step three movie optics in the projector or electronic keystone correction
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What does infocom refer to a cable installation as?
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Raceways
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1Cable=53% 2Cables=31% 3 Cables=40%
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One cable equals 53% Two cables equals 31% Three or more cables equals 40% Memorize this
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When building A rack what is the most important thing about wire organization?
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Always run like signals together
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What does infocom think that you need to calculate for when mounting an item to the wall ?
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Always calculate your load weight and multiply it by five
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What is sheer weight ?
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The amount of weight before an item breaks and half
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What is tensile strength?
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How much in the item will bend before it breaks
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What is the pullout strength?
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How hard an item can be pulled outward before it is pulled out of the wall
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How far can RS-232 be ran?
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50 feet
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Is RS-232 omnidirectional unidirectional or bidirectional?
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Bidirectional
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In reference to system commissioning who is the project manager?
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The one who is in charge of everything
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In reference to system commissioning who is the typical user?
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The typical user is who will be using the system primarily and the one who gets trained
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When troubleshooting a system in order to keep track of what you've already done what is a great organizational system?
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A maintenance log
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When troubleshooting The steps are
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Approach the issue recognize the issue and replace one thing it at a time
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In reference to marketing where do budgets come from
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Profits
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In reference to marketing before you work on advertising you must first do what?
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Determine your budget
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What is a letter of transmittal?
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A letter of transmittal is a cover letter for all documents
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