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WM490 is a series of waveguide mixers for 490-series spectrum analyzers, e.g., the [[492]] or [[494]]. | The '''Tektronix WM490''' is a series of waveguide mixers for 490-series spectrum analyzers, e.g., the [[492]] or [[494]]. | ||
The mixers extend the frequency range of measurement up to as high as 325 GHz. | The mixers extend the frequency range of measurement up to as high as 325 GHz. | ||
Each mixer covers a separate frequency range, typically about two thirds of an octave. | Each mixer covers a separate frequency range, typically about two thirds of an octave. | ||
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Tek wm490 specs in 494.png|Specs of WM490 Mixers with [[494]] | Tek wm490 specs in 494.png|Specs of WM490 Mixers with [[494]] | ||
</gallery> | </gallery> | ||
[[Category:Mixers]] |