File:Locale RS6 Acoustic coupler 20041015 175456 1.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	08:25, 3 May 2026		1,542 × 1,178 (293 KB)	RS-485 (talk \| contribs)	Imported from Wikipedia

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JPEG file comment	This photo of an accousticly coupled modem was taken by G. Edward Johnson on 2004-10-15 and was dedicated to the public domain on 2004-10-16.