Where all seats in an assembly area are served by an induction loop assistive listening system, the minimum number of receivers required by Table 219.3 to be hearing-aid compatible shall...
Search Results "Audio Induction Loop"
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219.3 Receivers
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2. BACKGROUND
BACKGROUND Three types of ALS are in widespread use at the present time: Induction Loop (IL) systems, Frequency Modulated (FM) radio systems, and Infrared (IR) systems....
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2.1.1 General Description
loop....
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2.1.2 Standards
The International Electrotechnical Commission (IEC) has developed pertinent standards for "Magnetic field strength in audio-frequency induction loops for hearing aid purposes" (IEC, 118‒...
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2.1.2.1 Summary of IEC 118‒4 (1981) Standards
118‒4 (1981) Standards With a source of 1000 Hz equal to the long-time average level of the speech signal applied to the input of the system, the resulting field strength within the loop...
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2.1.2.2 Additional Proposed Specifications (by Oval Window Audio)
2.1.2.2 Additional Proposed Specifications (by Oval Window Audio) 1....
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2.1.2.3 New York State Standards
In the event that adjacent areas were to be looped, magnetic field "spill-over" should not exceed 15 mA/meter....
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2.1.3 Receivers
2.1.3 Receivers The major advantage of IL systems is that they permit listeners whose hearing aids incorporate telecoils to use their own hearing aids as the receiver. All the...
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2.1.4 Issues
In this new standard, the high frequency average (HFA) gain in the microphone position of the hearing aid is explicitly compared to both simulated telephone and induction coil usage (Preves...
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2.2.4 Issues
However, because the dynamic range of some audio sources can exceed 80 dB, or far beyond the dynamic range of just about everybody with a significant hearing loss, it appears necessary to...
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219.3 Receivers
Where all seats in an assembly area are served by an induction loop assistive listening system, the minimum number of receivers required by Table 219.3 to be hearing-aid compatible shall...
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F219.3 Receivers
Where all seats in an assembly area are served by an induction loop assistive listening system, the minimum number of receivers required by Table F219.3 to be hearing-aid compatible shall...
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4.1 Research
The hard of hearing listeners were tested using the ALS with earphones and coupled inductively (via a neckloop) to their ITE hearing aids....
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4.2 Functional Comparisons
4.2 Functional Comparisons The advantages, problems and limitations of IL systems were reviewed above, in the description and issues concerning such systems. While these systems...
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4.33.7* TYPES OF LISTENING SYSTEMS
Audio loops and radio frequency systems are two acceptable types of listening systems....
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4.33.7* Types of Listening Systems
Assistive listening systems (ALS) are intended to augment standard public address and audio systems by providing signals which can be received directly by persons with special receivers...
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Types of Systems
There are hard-wired systems and three types of wireless systems: induction loop, infrared, and Fh4 radio transmission....
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Audio Induction Loop
Audio Induction Loop This system uses a wire loop to receive input from a public address system or microphone and transmits sound by creating a magnetic field within the loop....
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Receivers: ADA Standard Section 219.3
Section 219.3 covers scoping requirements in the current ADA Standards for receivers for assistive listening systems.
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6.1 Universal Receiver: Recommendations
6.1 Universal Receiver: Recommendations The need for a universal receiver was highlighted when it was suggested that standardized transmitting characteristics for both FM and IR...
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706.1 General
There are hard-wired systems and three types of wireless systems: induction loop, infrared, and FM radio transmission....
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706.1 General
There are hard-wired systems and three types of wireless systems: induction loop, infrared, and FM radio transmission....
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8.1 Objective
hearing loss and 10 without) listened binaurally to sentence materials that were subjected to three different types of distortion; reverberation and background noise, internally-generated induction...
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8.2.2 Stimuli
A high quality microphone attached to a sound level meter picked up the signals and delivered them to a digital audio tape recorder....