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.
How to use quotations, paraphrases, and summaries. Practice summarizing the essay found here, using paraphrases and quotations as you go. It might be helpful to follow these steps: Read the entire text, noting the key points and main ideas. Summarize in your own words what the single main idea of the essay is. Paraphrase important supporting points that come up in the essay. Consider any words, phrases, or brief passages that you believe should be quoted directly.