HD 236 4 S2-1978 Methods of Measurement for Radio Transmitters - Part 4 Amplitude Frequency Characteristics and Non- Linearity Distortion in Transmitters for Ra.pdf
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HD 236 4 S2-1978 Methods of Measurement for Radio Transmitters - Part 4 Amplitude Frequency Characteristics and Non- Linearity Distortion in Transmitters for Ra.pdf
1、HD*23b-q*S2 78 3q01.1583 00037b0 O CENELEC DATE OF ISSUE OP THE: COVER SHEET : 1978-07-10 EUROPEAN COI.IMITTEE FOR ELECTROTECMCCAL STANDARDIZATION -?A “- CEIJELEC HARMONIZATION DOCUI=!ENT HD 236.4 52 IEC 244-4 (.I973 - Ist edition) Methods of measurement for radio transmitters . Part 4 Amplitude/fre
2、quency characteristics and non-linearity distortion in transmitters for . radiotelephony and sound broadcasting IEC 244-4A (1976) First suwlement : Sect ion Three .I This Harmonization Document was adopted by CENELEC on 1977-07-05. Th National Electrotechnical Committees, members of CENELXC, in A :
3、Austria B : Belgium CH : Switzerland D : Germany DK : Denmark F : France 1. : Italy IRL : Ireland . N : Norway . NL : Netherlands P : Portugal. S : Sweden SF : Finland UK : United Kingdom Reference of the relevant National Harmonized Standards overleaf are obliged, in accordance with the CEhTLEC Int
4、ernal Regulations, to implement this Harmonization Document in their respective country by - Sssuing harmonized national standardCs) and/or - Withdrawing conflicting national standard(s) Latest date of implementation : 1978-01-01 Clas. No 91, HD*23b-4*S2 78 m 3404583 0003963 2 m HD 236.4 S2. A NOS B . NOS CH , SEV 3166-4.1975 D SP DK : NOS F . NR . I IRL N * NL P s SF UK . NOS : NOS . NOS . NEN 1.0 244-4. (1973) . NOS * SP . NOS . O Nos NOS No national ctqndard correcponding to the Harmonization SP Standard in preparation UR Standard under revision Doeunient
