GENCY ALERT SYSTEM EAS.docx

1、GENCY ALERT SYSTEM EASAppendix F: 47 CFR PART 11 - EMERGENCY ALERT SYSTEM (EAS)(September 24, 1997)Subpart A - GeneralSec.11.1 Purpose.11.11 The Emergency Alert System (EAS).11.12 Two-tone Attention Signal Encoder and Decoder.11.13 Emergency Action Notification (EAN) and Emergency Action Termination

2、 (EAT). 11.14 EAN Network and Primary Entry Point (PEP) System.11.15 EAS Operating Handbook.11.16 National Control Point Procedures.11.17 Authenticator Word Lists.11.18 EAS Designations.11.19 EAS Non-participating National Authorization Letter.11.20 State Relay Network.11.21 State and Local Area Pla

3、ns and FCC Mapbook.Subpart B - Equipment Requirements11.31 EAS protocol.11.32 EAS Encoder.11.33 EAS Decoder.11.34 Acceptability of the equipment.11.35 Equipment operational readiness.Subpart C - Organization11.41 Participation in EAS.11.42 Participation by communications common carriers.11.43 Nation

4、al level participation.11.44 EAS message priorities.11.45 Prohibition of false or deceptive EAS transmissions.11.46 EAS public service announcements.11.47 Optional use of other communications methods and systems.Subpart D - Emergency Operations11.51 EAS code and Attention Signal Transmission require

5、ments.11.52 EAS code and Attention Signal Monitoring requirements.11.53 Dissemination of Emergency Action Notification.11.54 EAS operation during a National Level emergency.11.55 EAS operation during a State or Local Area emergency.Subpart E - Tests11.61 Tests of EAS procedures.11.62 Closed Circuit

6、Tests of National Level EAS facilities.Authority: 47 U.S.C. 151, 154(i) and (o), 303(r), 544(g) and 606. Subpart A - General 11.1 Purpose.This part contains rules and regulations providing for an Emergency Alert System (EAS). The EAS provides the President with the capability to provide immediate co

7、mmunications and information to the general public at the National, State and Local Area levels during periods of national emergency. The rules in this part describe the required technical standards and operational procedures of the EAS for AM, FM and TV broadcast stations, cable systems and other p

8、articipating entities. The EAS may be used to provide the heads of State and local government, or their designated representatives, with a means of emergency communication with the public in their State or Local Area. 11.11 The Emergency Alert System (EAS).(a) The EAS is composed of broadcast networ

9、ks; cable networks and program suppliers; AM, FM and TV broadcast stations; Low Power TV (LPTV) stations; cable systems; wireless cable systems which may consist of Multipoint Distribution Service (MDS), Multichannel Multipoint Distribution Service (MMDS), or Instructional Television Fixed Service (

10、ITFS) stations; and other entities and industries operating on an organized basis during emergencies at the National, State and local levels. It requires that at a minimum all participants use a common EAS protocol, as defined in 11.31, to send and receive emergency alerts in accordance with the eff

11、ective dates in the following tables:TIMETABLEBROADCAST STATIONSREQUIREMENTAM & FM TVFM CLASS DLPTV1Two-tone encoder2,3Y Y NNTwo-tone decoder4,5YYYYEAS decoder Y 1/1/97Y 1/1/97Y 1/1/97Y 1/1/97EAS encoderY 1/1/97Y 1/1/97NNAudio messageY 1/1/97Y 1/1/97Y 1/1/97Y 1/1/97Video messageN/AY 1/1/97N/AY 1/1/9

12、71/ LPTV stations that operate as television broadcast translator stations are exempt from the requirement to have EAS equipment.2/ Effective July 1, 1995, the two-tone signal must be 8-25 seconds. 3/ Effective January 1, 1998, the two-tone signal may only be used to provide audio alerts to audience

13、s before EAS emergency messages and the required monthly tests. 4/ Effective July 1, 1995, the two-tone decoder must respond to two-tone signals of 3-4 seconds duration. 5/ Effective January 1, 1998, the two-tone decoder will no longer be used.EAS REQUIREMENTSCABLE SYSTEMS A. Cable systems serving f

14、ewer than 5,000 subscribers from a headend must either provide the National level EAS message on all programmed channels-including the required testing-by October 1, 2002, or comply with the following EAS requirements. All other cable systems must comply with B. B. EAS Equipment RequirementSystem si

15、ze and effective dates 10,000 subscribers5,000 but 10,000 subscribers 5,000 subscribers 5,000 subscribersEAS decoder Y 10/1/02Y 10/1/02 EAS encoder1Y 10/1/02Y 10/1/02 Audio and Video EAS Message on all channelsY 10/1/02NVideo interrupt and audio alert message on all channels;2 Audio and Video EAS me

16、ssage on at least one channelNY 10/1/021/ Two-tone signal is only used to provide an audio alert to audience before EAS emergency messages and required monthly test. The two-tone signal must be 8-25 seconds in duration. 2/ The Video interrupt must cause all channels that carry programming to flash f

17、or the duration of the EAS emergency message. The audio alert must give the channel where the EAS messages are carried and be repeated for the duration of the EAS message.NOTE: Programmed channels do not include channels used for the transmission of data services such as Internet.(b) Class D non-com

18、mercial educational FM stations as defined in 73.506 and LPTV stations as defined in 74.701(f) are not required to comply with 11.32. LPTV stations that operate as television broadcast translator stations, as defined in 74.701(b) are not required to comply with the requirements of this part. FM broa

19、dcast booster stations as defined in 74.1201(f) of this chapter and FM translator stations as defined in 74.1201(a) of this chapter which entirely rebroadcast the programming of other local FM broadcast stations are not required to comply with the requirements of this part. (c) For purposes of the E

20、AS, Multipoint Distribution Service (MDS) and Multichannel Multipoint Distribution Service (MMDS) stations operated in accordance with Subpart K of Part 21 and Instructional Television Fixed Service (ITFS) stations operated as part of wireless cable systems in accordance with Subpart I of Part 74 ar

21、e defined as follows: (1) a wireless cable system is a collection of channels in the MDS, MMDS, or ITFS used to provide video programming services to subscribers. The channels may be licensed to or leased by the wireless cable system operator.(2) a wireless cable operator is the entity that has acqu

22、ired the right to use the channels of a wireless cable system for transmission of programming to subscribers.(d) Local franchise authorities and cable television system operators may enter into mutual agreements that require the installation of EAS equipment before the required dates listed above. A

23、dditionally, local franchise authorities may use any EAS codes authorized by the FCC in any agreements. (e) Organizations using other communications systems or technologies such as, Direct Broadcast Satellite (DBS), low earth orbit satellite systems, paging, computer networks, etc. may join the EAS

24、on a voluntary basis by contacting the FCC. Organizations that choose to voluntarily participate must comply with the requirements of this part. 11.12 Two-tone Attention Signal Encoder and Decoder.Existing two-tone Attention Signal Encoder and Decoder equipment type accepted for use as Emergency Bro

25、adcast System equipment under Part 73 may be used by broadcast stations until January 1, 1998, provided that such equipment meets the requirements of 11.32(a)(9) and 11.33(b). Effective January 1, 1998, the two-tone Attention Signal Decoder will no longer be required and the two-tone Attention Signa

26、l will be used to provide an audio alert. 11.13 Emergency Action Notification (EAN) and Emergency Action Termination (EAT). (a) The Emergency Action Notification (EAN) is the notice to all broadcast stations, cable systems and wireless cable systems, other regulated services of the FCC, participatin

27、g industry entities, and to the general public that the EAS has been activated for a national emergency. (b) The Emergency Action Termination (EAT) is the notice to all broadcast stations, cable systems and wireless cable systems, other regulated services of the FCC, participating industry entities, and to the general public that the EAN has terminated. 11.14 EAN Network and Primary Entry Point (PEP) System.(a) The EAN network is a dedicated communications service con