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==Links== | ==Links== | ||
* [[Media:Tekscope 1977 V9 N3.pdf | TekScope Vol. 9 No. 3, 1977]] | * [[Media:Tekscope 1977 V9 N3.pdf | TekScope Vol. 9 No. 3, 1977]] | ||
* [http://w140.com/tektronix_spectrum_analysis_using_waveguide_mixers.pdf Spectrum Analysis Using Waveguide Mixers (PDF)] | |||
==Pictures== | ==Pictures== |