34 ms·
It doesn't take metal to reflect. Any change in dielectric constant causes a reflection, and that's amplified for any geometries that are multiples of 1/2 wave
by madengr 9y ago
It doesn't take metal to reflect. Any change in dielectric constant causes a reflection, and that's amplified for any geometries that are multiples of 1/2 wavelength.
- mannykannot 9y agoIndeed, but it is a matter of degree - glass fibre seems to be a common material for radomes. I made a cursory search for relevant figures, but didn't come up with specific figures.