clouds communicating communications communications equipment connecting equipment height high highrise light modern multi-storey multi-story receivers receiving sending Signals steel steel structure telecommunications tower towering transmission transmissions transmitters transmitting angles appearance communications-equipment distant distinctive electrical-signals electromagnetic exterior external mobile-phones radio-waves slender steel-structure tall technical technology telephones telephony architectural architecture buddhism Buddhist cambodia cambodian contrast contrasting faith pagoda religious roofing spire towers concave dish parabolic parabolic-reflector round satellite-dish satellite-dishes