| http://www.w3.org/ns/prov#value | - first to N-th printed substrates wherein N is a positive integer equal to or greater than two, wherein said second unit is comprised of first to N-th switches formed on said first to N-th printed substrates, respectively, said first to N-th switches operate in synchronization with one another, said first to N-th switches are grounded when said detection signal indicates a first frequency band, and
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