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A、squArE wAvE hAs An inFinitE numBEr oF FrEquEnCy ComponEnts AnD hEnCE An inFinitE (88) howEvEr, thE pEAk AmplituDE oF thE kth FrEquEnCy ComponEnt, kF, is only l/k, so most oF thE (89) in this wAvEForm is in thE First FEw FrEquEnCy ComponEnts. in gEnErAl, Any DigitAl wAvEForm will hAvE (90) BAnDwiDth. iF wE AttEmpt to trAnsmit this wAvEForm As A signAl ovEr Any mEDium, thE trAnsmission systEm will limit thE BAnDwiDth thAt CAn BE trAnsmittED、
A、FrEquEnCiEsB、ConnECtions
C、DiAgrAms D、rEsourCEs