( This ( ( ( is usually ) ( an ( analog ( voltage ( signal ( to ( be ( used ( for ( ( ( voltage triggering ) or ) ( offline analysis ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ is) (ADVP (RB usually)) (NP (DT an) (JJ analog) (JJ voltage) (NN signal) (S (VP (TO to) (VP (VB be) (VP (VBN used) (PP (IN for) (NP (NP (JJ voltage) (VBG triggering)) (CC or) (NP (JJ offline) (NN analysis)))))))))) (. .)))
This is usually an analog voltage signal to be used for voltage triggering or offline analysis.
(ROOT (S (NP (NNP Voltage)) (VP (VBZ is) (ADJP (RB continuously) (VBG changing) (PP (IN within) (NP (NP (DT a) (NN circuit)) (PP (IN in) (NP (DT an) (JJ analog) (NN signal))))))) (. .)))