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At least 667 records · Page 37

A simple antenna with good circular polarization.

Simple antenna with good circular polarization over wide space sector, showing geometry, normalized orthogonal field distributions and beamwidth range, considering slot combinations

Levenson, M. M.↗

Simple spectroscope used with solid state image amplifier over wide spectral range

Prism plus image amplifier panel provides visual image of many infrared spectral lines from carbon arc impregnated with metal compound. Different metal compounds generate various desired spectra. Panel also aligns and focuses simple spectroscopes for detecting spectral lines inside and outside visible region.

Brown, R. L., Sr.↗