Disclosed is a radio wave receiving apparatus including: an antenna to
receive a radio wave; a tuning member to allow a reception frequency of
the antenna to be tuned to an intended frequency, in which tuning member
a frequency characteristic is variable; a receiving member to receive a
reception signal from the antenna to demodulate a modulation wave; a
positive feedback member to perform a positive feedback in a signal path
including the tuning member; and a switching member to turn on/off a
feedback operation of the positive feedback member.