ITU-R - F.391
Hypothetical reference circuit for radio-relay systems for telephony using frequency-division multiplex with a capacity of 12 to 60 telephone channels
inactive, Most Current
| Organization: | ITU-R |
| Publication Date: | 1 January 1963 |
| Status: | inactive |
| Page Count: | 1 |
Document History
F.391
January 1, 1963
Hypothetical reference circuit for radio-relay systems for telephony using frequency-division multiplex with a capacity of 12 to 60 telephone channels
A description is not available for this item.