ETSI EN 300 718-3-2004 Electromagnetic compatibility and Radio spectrum Matters (ERM) Avalanche Beacons Transmitter-receiver systems Part 3 Harmonized EN covering essential require_1.pdf
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1、 ETSI EN 300 718-3 V1.2.1 (2004-02)Candidate Harmonized European Standard (Telecommunications series) Electromagnetic compatibilityand Radio spectrum Matters (ERM);Avalanche Beacons;Transmitter-receiver systems;Part 3: Harmonized EN covering essential requirementsof article 3.3e of the R Essential,
2、or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http:/webapp.etsi.org/IPR/home.asp). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been c
3、arried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Candidate Harmonized European Standard (Telecommunications s
4、eries) has been produced by ETSI Technical Committee Electromagnetic compatibility and Radio spectrum Matters (ERM). The present document is part 3 of a multi-part deliverable covering the Avalanche Beacons; Transmitter-receiver systems, as identified below: Part 1: “Technical characteristics and te
5、st methods“; Part 2: “Harmonized EN covering essential requirements of article 3.2 of the R Part 3: “Harmonized EN covering essential requirements of article 3.3e of the R it provides scope for standards to be added: - under article 3.2 when new frequency bands are agreed or; - under article 3.3 sho
6、uld the Commission take the necessary decisions without requiring alteration of standards that are already published; it clarifies, simplifies and promotes the usage of Harmonized Standards as the relevant means of conformity assessment. ETSI ETSI EN 300 718-3 V1.2.1 (2004-02) 7 1 Scope The present
7、document applies to requirements for avalanche beacons. Avalanche beacons are portable radio systems used for locating avalanche victims, for the purpose of direct rescue, i.e. for rescue by comrades not hit by the avalanche. The present document is applicable for avalanche beacons operating on the
8、frequency 457 kHz. The present document is intended to cover the provisions of Directive 1999/5/EC (R Avalanche Beacons; Transmitter-receiver systems; Part 1: Technical characteristics and test methods“. 5 ETSI ETR 028 (Edition 2, 1994): “Radio Equipment and Systems (RES); Uncertainties in the measu
9、rement of mobile radio equipment characteristics“. 6 ITU Radio Regulations (1998), Appendix S1: “Classification of emissions and necessary bandwidths“. 7 ETSI EN 300 718-2 (V1.1.1, 2001): “Electromagnetic compatibility and Radio spectrum Matters (ERM); Avalanche Beacons; Transmitter-receiver systems
10、; Part 2: Harmonized EN covering essential requirements of article 3.2 of the R a control unit including an on/off switch; and a means for conveying information about the received signals to the user. Where a unit of equipment provides a facility which is additional to requirements of the present do
11、cument, the operation or malfunction of such an additional facility shall not prevent the avalanche beacons conforming fully to the requirements of the present document during normal combined operation. ETSI ETSI EN 300 718-3 V1.2.1 (2004-02) 105.2 Conformance requirements 5.2.1 Maintaining the tran
12、smit mode The equipment shall conform to EN 300 718-1 4, clause 4.2.3. 5.2.2 Battery check The equipment shall conform to EN 300 718-1 4, clause 4.2.6. 5.2.3 Minimum output field strength (H-field) 5.2.3.1 Definition This shall be as defined in EN 300 718-1 4, clause 8.3.1. 5.2.3.2 Conformance Confo
13、rmance tests as defined in EN 300 718-1 4, clause 8.3.2 shall be carried out. 5.2.3.3 Limit The minimum transmitter output field strength shall be as stated in EN 300 718-1 4, clause 8.3.3.1. 5.2.4 Receiver sensitivity 5.2.4.1 Definition This shall be as defined in EN 300 718-1 4, clause 9.1.1. 5.2.
14、4.2 Conformance Conformance tests as defined in EN 300 718-1 4, clause 9.1.2 shall be carried out. 5.2.4.3 Limit The limit on receiver sensitivity shall be as stated in EN 300 718-1 4, clause 9.1.3. 5.2.5 Changes in the received signal 5.2.5.1 Definition This shall be as defined in EN 300 718-1 4, c
15、lause 9.2.1. 5.2.5.2 Limit The requirements shall be as stated in EN 300 718-1 4, clause 9.2.2. ETSI ETSI EN 300 718-3 V1.2.1 (2004-02) 116 Measurement uncertainties The accumulated measurement uncertainties of the test system in use for the parameters to be measured should not exceed those given in
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