Assertion: radome | /r/MadeOf | alumina
Facets:
value: generally
type: DEGREE
Source sentences:
text: This optimum wall thickness of 'the radome is set preferably at no greater than /2 wave length of the transmitted signals, usually about A" to The radome is generally made of a ceramic such as fused silica or alumina which has been found to offer little or no obstruction to the propagation of ultrahigh frequency radiation.