National Acoustic Laboratories Library
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ITU-T. P. 310. Series P. Telephone transmission quality, telephone installations, local line networks. Subscribers' lines and sets. Transmission characteristics for telephone band (300-3400 hz) digital telephones

By: Material type: TextTextPublication details: Geneva ITU 2003
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Bound printed item Bound printed item National Acoustic Laboratories ITU-T. P310 Available 311111

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