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� Home : ITU-T : Publications : Recommendations : O�Series : O.61 : O.61 (11/88)
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O.61�:�Simple equipment to measure interruptions on telephone-type circuits �

Recommendation O.61 (11/88)

Approved in 1988-11-25

Status : In force

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Format Size Posted Article Number
English

PDF Document PDF (acrobat)

54533 bytes 1990-07-10 E�11187�
Espa�ol

PDF Document PDF (acrobat)

60825 bytes 1990-07-10 S�11187�
Fran�ais

PDF Document PDF (acrobat)

68757 bytes 1990-07-10 F�11187�

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Format Size Posted Article Number TIES users
English

Word Document Word

34577 bytes 1990-07-10 E�11187� Download
Espa�ol

Word Document Word

44257 bytes 1990-07-10 S�11187� Download
Fran�ais

Word Document Word

43999 bytes 1990-07-10 F�11187� Download

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