O.41 : Psophometer for use on telephone-type circuits

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Superseded and Withdrawn components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on telephone-type circuits This Recommendation is also included but not published in P series under alias number P.53	Superseded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on telephone-type circuits This Recommendation is also included but not published in P series under alias number P.53	Superseded