File:Acoustic coupling modem.png
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Acoustic_coupling_modem.png (500 × 375 pixels, file size: 208 KB, MIME type: image/png)
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:39, 29 March 2010 |  | 500 × 375 (208 KB) | Harlo (Talk | contribs) |
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