R.40 : Coexistence in the same cable of telephony and super-telephone telegraphy

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R.40 : Coexistence in the same cable of telephony and super-telephone telegraphy

Recommendation R.40 (11/88)

Approved in 1988-11-25

Status : In force

Access : Freely available items

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Article Number

English

PDF (acrobat)

47442 bytes

1990-04-19

E 15286

Español

PDF (acrobat)

53264 bytes

1990-04-19

S 15286

Français

PDF (acrobat)

53596 bytes

1990-04-19

F 15286

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TIES users

Available languages and formats :

Click on the selected format
and language to get the document

Format

Size

Posted

Article Number

TIES users

English

Word

31337 bytes

1990-04-19

E 15286

Español

Word

42454 bytes

1990-04-19

S 15286

Français

Word

42440 bytes

1990-04-19

F 15286