sir can u suggest some radio IC for the purpose, like if u have tried some. actually m a bit reluctant because i m afraid of the reason tht my input signal can burn the data conversion module if it som how exceeds the max voltage .... Sir if u dont mind can u eloborate a bit bout IQ clocks...
Added after 9 minutes:
and secondly you said "LO can be defined at..." ... sir as per my knowledge ,i read on one of the radio IC's config pin ( FM IF out) ,i was planing to solder a wire from that pin (assembled FM radio kit) and connect an SMA connector and input in data conversion module ....what u suggest?