The term "signal generator" is commonly used in the field of electronics to refer to a device that produces electrical signals. However, there are several synonyms for this term that are equally as valid. For instance, some may refer to a signal generator as a waveform generator, function generator, or arbitrary waveform generator. While each of these terms may slightly differ in terms of their specific functionality, they all essentially produce electrical signals for testing and measurement purposes. Other potential synonyms for signal generator may include frequency generator, voltage generator, or tone generator, depending on the type of signal being produced. Regardless of the specific term used, signal generators are a critical tool for electronics engineers and technicians alike.