old NASA WR90 Polytechnic Research & Development Waveguide Frequency Meter #558B For Sale

old NASA WR90 Polytechnic Research & Development Waveguide Frequency Meter #558B


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old NASA WR90 Polytechnic Research & Development Waveguide Frequency Meter #558B:
$99

As found in the estate of a retire NASA SkyLab research scientist among a huge collection of wave guide and laboratory testing equipment. unable to test, but its an analog device, and adjustment turns easily in and out.


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