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J.23�:�Performance characteristics of 7 kHz type (narrow bandwidth) sound-programme circuits �

Recommendation J.23

Formerly ITU-R Rec. CMTT 503-4
In force components
Number
 Title Status
J.23 (11/88)
� 		Performance characteristics of 7 kHz type (narrow bandwidth) sound-programme circuits �
Former ITU-R Rec. CMTT 503 		In force

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