It's just a signal generator, an AC voltmeter, and a phase meter, gussied up with attenuators and digital displays. They're usually VERY expensive as you want the network analyzer to be perfectly flat in amplitude and phase, which takes a lit of very precise analog electronics and tuning to do.
Two, you should always insert quotation marks at the beginning and at the end of your quote to indicate that the sentence in your paragraph is borrowed from another source. 1  Examples: 2  You may also want to read how to quote in an essay, or how to quote in APA, or how to quote in MLA.
1 In the body of your paper, when incorporating information, quotes, or ideas from a credible source into a paragraph or sentence, you must cite the source that you have used. 2  Usually the citation appears at the end of the sentence or paragraph with the name of the source enclosed in parentheses. . . .