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� Home : ITU-T : Publications : Recommendations : O�Series : O.41
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O.41�:�Psophometer for use on telephone-type circuits �

Recommendation O.41

This Recommendation is also included but not published in P series under alias number P.53
In force components
Number
 Title Status
O.41 (10/94)
� 		Psophometer for use on telephone-type circuits �
This Recommendation is also included but not published in P series under alias number P.53 		In force
�
�
Superseded and Withdrawn components
Number
 Title Status
O.41/P.53 (11/88)
� 		Psophometer for use on telephone-type circuits �
This Recommendation is also included but not published in P series under alias number P.53 		Superseded
O.41/P.53 (03/93)
� 		Psophometer for use on telephone-type circuits �
This Recommendation is also included but not published in P series under alias number P.53 		Superseded

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