491: Difference between revisions
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[[Category:Spectrum Analyzers]] | [[Category:Spectrum Analyzers]] | ||
[[Category:Introduced in 1966]] | [[Category:Introduced in 1966]] | ||
[[Category:Specifications needed]] | [[Category:Specifications needed]] | ||
Revision as of 16:22, 1 December 2015
The Tektronix 491 is a spectrum analyzer introduced in August 1966.
Due to severe performance limitations, it was replaced by the completely redesigned 492 in 1980.