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  4. Standard "GB/T 7621-1987"
Standard GB/T 7621-1987 3.4.1987 preview

GB/T 7621-1987

1200 bits per second duplex modem standardized for use in the general switched telephone network and on point-to-point 2-wire leased telephonecircuits

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STANDARD published on 3.4.1987


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Price670.80 USD excl. VAT
670.80 USD

The information about the standard:

Designation standards: GB/T 7621-1987
Publication date standards: 3.4.1987
SKU: NS-889595
Country: Chinese technical standard
Category: Technical standards GB

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