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.
2. Reference your introduction or title. Ending in a similar place to your introduction is one of the most common ways to create an appealing, symmetric essay. The key here is not to reiterate a point you already made, but to reference your earlier writing as part of a new point. Try using the title of your paper, a short phrase from a quote in your introduction, or an important term you define in the introduction. 3. Use a memorable phrase.