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ETSI EN 300 453
- Access and Terminals (AT); Ordinary and Special quality voice bandwidth 4-wire analogue leased lines (A4O and A4S); Terminal equipment interface
- standard by European Telecommunications Standards Institute, 07/01/2001
- Publisher: ETSI
$13.00$25.50
Specification of the terminal equipment side of the interface and test procedures for compliance. Revision of ETS 300 453 to improve the safety related text following a liaison received from TC Safety.
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