( ( Radio waves ) ( , ( ( on ( the ( other hand ) ) ) ( , ( ( consist ( of ( frequencies ( between ( ( ( 30 kHz ) and ) ( 300 GHz ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (NP (NNP Radio) (NNS waves)) (, ,) (PP (IN on) (NP (DT the) (JJ other) (NN hand))) (, ,) (VP (VBP consist) (PP (IN of) (NP (NP (NNS frequencies)) (PP (IN between) (NP (NP (CD 30) (NN kHz)) (CC and) (NP (CD 300) (NNS GHz))))))) (. .)))
Radio waves, on the other hand, consist of frequencies between 30 kHz and 300 GHz.
(ROOT (S (NP (NNP Am) (NN radio) (NNS waves)) (VP (VBP exist) (PRT (RP in)) (NP (DT the) (ADJP (QP (CD 540) (TO to) (CD 1600))) (NN khz) (NN frequency) (NN range))) (. .)))