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Superseded and Withdrawn components |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Superseded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Superseded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Superseded
|