Vertical-Incidence Response

Vertical-incidence response of the Vostok structure (with a rock subbottom). (Top)Impulse response. (Bottom) Convolved sith radar wavelet (f0=100 MHz, df=5 Mhz). Note basal reflector arriving at about one third of the length of the radargram.

Enlargement of initial portion of radargram, containing firn reverberations.