ICP DAS Co. Ltd. IT450000 사용자 설명서
SST-2450 Wireless Modem User’s Manual
Ver1.5
, Feb /2003, OMH-030-10,
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3.2. Block diagram
The SST-2450 wave signal cannot pass through metallic obstacles. So
this product is not suitable for this type of metallic environment.
The signal can pass thorough a cement wall, but will be weakened to half
its efficiency for every 15cm of the wall’s thickness.
Transceiver