D channel was a communications channel in use in the 23rd century. In 2266, Nyota Uhura picked up a call from Captain Ramart on D channel and notified Captain James T. Kirk. (TOS: "Charlie X" )
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/2fpytxBjGEyo8CNWeOf2dA== | 5.88129e-14 |
| dbr:D_channel | 5.88129e-14 |