WM490

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. Each mixer covers a separate frequency range, typically about two thirds of an octave.

• WM490K - 18.8 to 26.5 GHz
• WM490A - 26.5 to 40 GHz
• WM490Q - 33 to 50 GHz
• WM490U - 40 to 60 GHz
• WM490V - 50 to 75 GHz
• WM490E - 60 to 90 GHz
• WM490W - 75 to 110 GHz
• WM490F - 90 to 140 GHz
• WM490D - 110 to 170 GHz
• WM490G - 140 to 220 GHz
• 119-1728-00 - 220 to 325 GHz

Links

• WM780 series waveguide mixers
• Spectrum Analysis Using Waveguide Mixers (PDF)
• Harmonic Mixers for Spectrum Analyzers y K6JEY

Pictures

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  Specs of WM490 Mixers with 494