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  Home : ITU-T : Publications : Recommendations : J Series : J.21 : J.21 (08/94)
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J.21 : Performance characteristics of 15 kHz-type sound-programme circuits - Circuits for high quality monophonic and stereophonic transmissions  

Recommendation J.21 (08/94)

Approved in 1994-08-22

Status : In force

 

Table of Contents

 

Summary

Formerly ITU-R Rec. CMTT 505-5

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Updated : 2006/07/31