Copyright © Philip M. Parker, INSEAD. Terms of Use.

| Language | Expression | English Translation or Definition |
| Russian (Transliterated) | mnogokanal'naja tonal'naja telegrafija | multi-channel voice frequency telegraphy. |
Source: compiled by the editor from the definition of multi-channel voice frequency telegraphy; see credits. | ||
Copyright © Philip M. Parker, INSEAD. Terms of Use.