The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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Signal-to-Noise Ratio: ADA Standard Section 706.5
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11B-706.5 Signal-to-noise ratio
The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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706.5 Signal-to-Noise Ratio
706.5 Signal-to-Noise Ratio. The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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706.5 Signal-to-Noise Ratio
The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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706.5 Signal-to-Noise Ratio
The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum. [ECTCR UFAS 4.33.7]...
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11B-706.5 Signal-to-noise ratio
11B-706.5 Signal-to-noise ratio. The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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11B-706.5 Signal-to-noise ratio
The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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11B-706.5 Signal-to-noise ratio
The signal-to-noise ratio for internally generated noise in assistive listening systems shall be 18 dB minimum....
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2.1.2.2 Additional Proposed Specifications (by Oval Window Audio)
Input Signal Compression: To compensate for fluctuating signal input levels, an automatic gain control, signal compression, and/or adjustable non-distorting peak limited must be employed...
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Meeting ANSI Standard S12.60 Requirements
To increase the signal-to-noise ratio, and thereby increase speech intelligibility, either the signal must be increased, which is accomplished by increasing good reflections and reducing...
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SENSORY PROVISIONS
., increased amplification, increased signal-to-noise ratio, or combination). For transmitted voice signals, provide a gain adjustable up to a minimum of 20 dB gain....
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8.4 Recommendations
The signal-to-noise ratio for internally generated noise cannot be less than 18 dB. 4. The peak clipping levels down from the peak cannot be greater than 18 dB....
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2.2.2.2 New York State Standards
* The minimal signal to noise ratio at the receiver's output should not be less than 35 dB. Harmonic distortion shall not be more than 10%....
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8.1 Objective
adult listeners (49 with hearing loss and 10 without) listened binaurally to sentence materials that were subjected to three different types of distortion; reverberation and background noise...
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8.3 Results and Discussion
Signal For purposes of statistical data management the qualitative ratings were converted to numerical values....
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Door and Signal Timing: ADA Standard Section 407.3.4
Section 407.3.4 covers the current ADA Standards for door and signal timing of elevator reopening devices.
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Visible and Audible Signals: ADA Standard Section 407.2.2.1
Section 407.2.2.1 covers the current ADA Standards for elevator visible and audible signals.
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11B-407.2.2.1 Visible and audible signals
A visible and audible signal shall be provided at each hoistway entrance to indicate which car is answering a call and the car’s direction of travel....
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Hall Signals: ADA Standard Section 407.2.2
Section 407.2.2 covers the current ADA Standards for elevator hall signals.
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11B-407.2.2 Hall signals
Hall signals, including in-car signals, shall comply with Section 11B-407.2.2....
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EXECUTIVE SUMMARY
(The STI is, in effect, a measure of reverberation and noise upon the integrity of the speech source; numbers lower than 1.0 reflect degrees of degradation of the originating signal)....
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11B-407.2.2.2 Visible signals
Visible signal fixtures shall be centered at 72 inches (1829 mm) minimum above the finish floor or ground....
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Visible Signals: ADA Standard Section 407.2.2.2
Section 407.2.2.2 covers the current ADA Standards for elevator visible signals.
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11B-411.4.8.2.2 Signal level
The verbal annunciator signal level shall comply with Section 11B-407.4.8.2.2....