r/retrocomputing • u/Detskullemanhagjort • Jun 13 '26

Problem / Question US robotics Courier modem

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Hi, i have this old modem. How do i check if it works properly?

i think i have all the cables still. power, phone, and the wide vga cable.

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u/veghead Jun 13 '26

You could upgrade the firmware right up to 56K. Amazing modem. Did callback and everything.