| In force components |
Number
|
Title |
Status |
P.311 (03/11)
� |
Transmission characteristics for wideband digital handset and headset telephones
�
|
In force
|
�
� |
| Superseded and Withdrawn components |
Number
|
Title |
Status |
P.311 (04/95)
� |
Transmission characteristics for wideband handset telephones
�
|
Superseded
|
P.311 (02/98)
� |
Transmission characteristics for wideband (150-7000 Hz) digital handset telephones
�
|
Superseded
|
P.311 (06/05)
� |
Transmission characteristics for wideband (150-7000 Hz) digital handset telephones
�
|
Superseded
|
