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7B71: Difference between revisions
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The 7B71 contains a delay function to control a "B" horizontal plug-in in four-slot mainframes, | The 7B71 contains a delay function to control a "B" horizontal plug-in in four-slot mainframes, | ||
typically a model [[7B70]]. | typically a model [[7B70]]. It has no provision for X-Y mode. | ||
The 7B70/7B71 were primarily intended for the [[7704]] mainframe. | The 7B70/7B71 were primarily intended for the [[7704]] mainframe. | ||