The two-way communication system shall include both audible and visible signals. Systems shall be listed in accordance with UL 2525 and installed in accordance with NFPA 72....
Search Results "Signal-to-Noise Ratio"
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1009.8.1 System requirements
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11B-408.4.8 Emergency communications
Car emergency signaling devices complying with Section 11B-407.4.9 shall be provided....
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11B-408.4.8 Emergency communications
Car emergency signaling devices complying with Section 11B-407.4.9 shall be provided....
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11B-408.4.8 Emergency communications
Car emergency signaling devices complying with Section 11B-407.4.9 shall be provided....
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Compatible
Examples are teletypewriters (TTYs), visual signaling devices and amplifiers....
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R104 Referenced Standards (Section-by-Section Analysis)
the relevant requirements regarding the provision of alternate pedestrian access routes when a pedestrian circulation path is temporarily closed, the provision of accessible pedestrian signals...
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Two-Way Communication Systems [§230 and §708]
Communication Systems [§230 and §708] Where two-way communication systems are provided to gain entry to a facility or to restricted spaces, they must include visual and audible signals...
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F. Shelter Environment
In locations where a school gym serves as the emergency shelter, a nearby classroom can provide the necessary relief from noise and interaction that some shelter residents and volunteers...
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11B-409.4.7.2 Operable parts
The telephone and emergency signaling device shall comply with Sections 11B-309.3 and 11B-309.4....
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409.4.7.2 Operable Parts
The telephone and emergency signaling device shall comply with 309.3 and 309.4....
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408.4.8 Emergency Communications
Car emergency signaling devices complying with 407.4.9 shall be provided....
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3.Guidelines for Compatibility With Peripheral Devices
Products providing auditory output should provide the auditory signal at a standard signal level through an industry standard connector....
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A4.28.4 Auxiliary Alarms
To be effective, such devices must be located and oriented so that they will spread signals and reflections throughout a space or raise the overall light level sharply....
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Speed Queen Quantum Front Load Washer Front Control Stainless Steel Cabinet Pump Drain
Quantum Front Load Washer Front Control Stainless Steel Cabinet With revolutionary balancing technology, virtually imperceptible noise and vibration, incredible 440 G-Force extraction...
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Speed Queen Quantum Front Load Washer Front Control Stainless Steel Cabinet - Gravity Drain
Quantum Front Load Washer Front Control Stainless Steel Cabinet With revolutionary balancing technology, virtually imperceptible noise and vibration, incredible 440 G-Force extraction...
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Speed Queen Quantum Front Load Washer Front Control - Pump Drain
Quantum Front Load Washer Front Control - Pump Drain With revolutionary balancing technology, virtually imperceptible noise and vibration, incredible 440 G-Force extraction and a redesigned...
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Issue 11: What environmental and perceptual data on natural/daylighting are available from buildings with low vision occupants?
They can tell you the angle, the contrast ratios. The point is, try to write a law around this. It’s impossible....
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11B-409.4.7.2 Operable parts
The telephone and emergency signaling device shall comply with Sections 11B-309.3 _|Operable Parts; Height|_ and 11B-309.4 _|Operation|_....
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11B-409.4.7.2 Operable parts
The telephone and emergency signaling device shall comply with Sections 11B-309.3 _|Operable Parts; Height|_ and 11B-309.4 _|Operation|_....
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Section 1194.31 Functional Performance Criteria (Preamble, Section-by-Section Analysis)
information important for the use of a product, must be provided in an enhanced auditory fashion by allowing for an increase in volume and/or altering the tonal quality or increasing the signal-to-noise...
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R306.3 Roundabouts
Water fountains and other features that produce background noise should not be placed in the middle island of a roundabout because pedestrians who are blind use auditory cues to help detect...
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Classroom Acoustics
Research indicates that high levels of background noise in classrooms compromises speech intelligibility for many children to such an extent that their reading, communication, and learning...
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Pedestrian Clearance Intervals
Pedestrian clearance intervals are intended to allow pedestrians who begin crossing a signalized intersection before the beginning of the flashing DON'T WALK phase to completely cross the...
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Telecommunications
The signal transmission, between or among points specified by the user, of information of the user’s choosing, without change in the form or content of the information as sent and received...
