1721: Difference between revisions
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(no longer in 1990 catalog) |
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| Line 4: | Line 4: | ||
caption=Tektronix 1721| | caption=Tektronix 1721| | ||
introduced=1987 | | introduced=1987 | | ||
discontinued= | discontinued=(?) | | ||
summary=PAL Vectorscope| | summary=PAL Vectorscope| | ||
manuals= | manuals= | ||