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  Home : ITU-T : Publications : Recommendations : Q Series : Q.430 : Q.430 (11/88)
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Q.430 : Conversion between analogue and digital versions of System R2 line signalling  

Recommendation Q.430 (11/88)

Approved in 1988-11-25

Status : In force

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English

PDF Document PDF (acrobat)

324061 bytes 1989-02-10 E 11849 
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PDF Document PDF (acrobat)

340697 bytes 1989-02-10 S 11849 
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PDF Document PDF (acrobat)

346475 bytes 1989-02-10 F 11849 

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Word Document Word

7883443 bytes 1989-02-10 E 11849  Download
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Word Document Word

7816293 bytes 1989-02-10 S 11849  Download
Français

Word Document Word

8109927 bytes 1989-02-10 F 11849  Download

 

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Updated : 2001/09/10