The recommendation had been made that only standard transmitting frequencies with standardized electrical characteristics be used in all ALS....
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2.2.4 Issues
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ASSISTIVE LISTENING SYSTEM (ALS)
An amplification system utilizing transmitters, receivers, and coupling devices to bypass the acoustical space between a sound source and a listener by means of induction loop, radio frequency...
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FM Systems
Frequency management is an important consideration....
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Limitations
Surfaces installed in other locations vary in terms of design parameters, frequency and type of use, site conditions, weather and climate; The sections of installed trail surface...
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Hardwired Systems
adjustment by listener Receivers people with telecoil hearing aids need no receivers; receivers are compatible with all loop systems can be tuned to the same channel or frequency...
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2.1.2.2 Additional Proposed Specifications (by Oval Window Audio)
Field Strength: As per IEC 118‒4, with the additional condition that the measurements be "A" weighted to disallow the influence of inaudible low frequency power line electrical noise....
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2.3.3 Issues
These frequencies reflected an informal agreement among manufacturers rather than any national or international standards (Lieske l994)....
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702 Fire Alarm Systems
In the proposed rule, the Board sought comment on whether the frequency of audible alarms should be addressed and requested information on the optimal frequency range for people who are...
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8. Q: May an applicant be asked prior to a conditional job offer whether he or she has ever used illegal drugs or been arrested for any reason?
However, a law enforcement agency may not ask at the pre-offer stage about the frequency of past illegal drug use or whether the applicant has ever been addicted to drugs or undergone treatment...
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1008.2.6 Ground Surfaces
The type of surface material selected and play area use levels will determine the frequency of inspection and maintenance activities....
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1008.2.6 Ground Surfaces
The type of surface material selected and play area use levels will determine the frequency of inspection and maintenance activities....
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2.3 Infrared (IR) Systems
The frequency of infrared light falls somewhere between 700 nm and 1000+ nm; visible light waves fall between 400 and 700 nm....
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11B-407.4.8.2.1 Signal type
Exception: For elevators that have a rated speed of 200 feet per minute (1 m/s) or less, a non-verbal audible signal with a frequency of 1500 Hz maximum which sounds as the car passes or...
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11B-407.4.8.2.1 Signal type
Exception: For elevators that have a rated speed of 200 feet per minute (1 m/s) or less, a non-verbal audible signal with a frequency of 1500 Hz maximum which sounds as the car passes or...
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11B-407.4.8.2.1 Signal type
Exception: For elevators that have a rated speed of 200 feet per minute (1 m/s) or less, a non-verbal audible signal with a frequency of 1500 Hz maximum which sounds as the car passes or...
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1008.2.6 Ground Surfaces
The type of surface material selected and play area use levels will determine the frequency of inspection and maintenance activities....
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11B-1008.2.6 Ground surfaces
The type of surface material selected and play area use levels will determine the frequency of inspection and maintenance activities....
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TTY
Equipment that enables interactive text based communications through the transmission of frequency-shift-keying audio tones across the public switched telephone network....
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TTY
Equipment that enables interactive text based communications through the transmission of frequency-shift-keying audio tones across the public switched telephone network....
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TTY
Equipment that enables interactive text based communications through the transmission of frequency-shift-keying audio tones across the public switched telephone network....
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TTY
Equipment that enables interactive text based communications through the transmission of frequency-shift-keying audio tones across the public switched telephone network....
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11B-1008.2.6 Ground surfaces
The type of surface material selected and play area use levels will determine the frequency of inspection and maintenance activities....
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11B-1008.2.6 Ground surfaces
The type of surface material selected and play area use levels will determine the frequency of inspection and maintenance activities. ◼...
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407.4.8.2.1 Signal Type
EXCEPTION: For elevators other than destination-oriented elevators that have a rated speed of 200 feet per minute (1 m/s) or less, a non-verbal audible signal with a frequency of 1500 Hz...