SUE0029

DFUS - Hayes modem and a 4-way switch
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Caption: DFUS - Hayes modem and a 4-way switch
Description: DFUS - Hayes data modem link and a four-way switch, presumably allowing multiple workstations to share the modem but only one at a time.
Alt text: DFUS - Hayes modem and a 4-way switch
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SUE0029

DFUS – Hayes data modem link and a four-way switch, presumably allowing multiple workstations to share the modem but only one at a time.

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