A low $$pass signal g$($t$)$ sampled at rate of fs $>2$B needs reconstruction.

The sampling interval is $=1/$

$.$

a$)$ If the reconstruction pulse used is

$)$

$2$

$1$

$/2$

$()=($

Ts

t

p t

Specify the equalizer filter E$($f$)$ to recover g$($t$).$

b$)$ If the reconstruction pulse used is

$)[()(/2)]2$

$()$ sin$($ s

s

u t u t T

T

t

p t $=$

$$

Specify the equalizer filter E$($f$)$ to recover g$($t$).$

c$)$ If the reconstruction pulse used is

delta $($t$/($ts$/2)-1/2)$

Specify the equalizer filter E$($f$)$ to recover g$($t$)$