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 Quotes in an Essay. Quotations are funny little things. People like to use them to start essays, in the body of essays, and at the end of essays. They are an integral part to research papers and add merit and credibility to general essays. However, there is a specific way to use them. If quotations are used incorrectly, they can cause much more harm than they are worth.