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TB/T 1692-1993 English PDF

US$669.00 ยท In stock
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TB/T 1692-1993: Railway Telephone Switching Network - Multi-frequency Coding Register Signalling

TB/T 1692: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
TB/T 1692-1993English669 Add to Cart 4 days [Need to translate] Railway Telephone Switching Network - Multi-frequency Coding Register Signalling   TB/T 1692-1993
TB 1692-1985EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete TB 1692-1985

PDF similar to TB/T 1692-1993


Standard similar to TB/T 1692-1993

TB/T 2834   TB/T 3324   TB/T 3478   TB/T 3477.2   

Basic data

Standard ID TB/T 1692-1993 (TB/T1692-1993)
Description (Translated English) Railway Telephone Switching Network - Multi-frequency Coding Register Signalling
Sector / Industry Railway & Train Industry Standard (Recommended)
Classification of Chinese Standard S71
Word Count Estimation 19,135
Date of Issue 4/22/1993
Date of Implementation 10/1/1993
Older Standard (superseded by this standard) TB 1692-1985
Summary This standard specifies the railroad switched telephone network multifrequency register signals constitute, transmission, transmission order and multi-frequency register signaling equipment, technical instructions. This standard applies to railroad automatic switching network (the analog network or a digital-analog hybrid network) between each automatic phones use.

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