Apollo omnidirectional antenna design with reentry considerations.
Apollo antenna design before and after reentry, discussing radio blackout problems and S band helices performance
Leopold, L.↗
Engineering topics
Publications and source records attributed to Ward, R. W..
Apollo antenna design before and after reentry, discussing radio blackout problems and S band helices performance
Collection and interpretation of statistical data from Gemini 7 optical communication experiment for improving atmospheric models
Emittance measurement for sheet materials at low temperature, and mathematical expression for cylindrical configuration