A small audio test generator is very useful for quickly tracing a signal through an audio unit. Its main purpose is speed rather than refinement. A single sine-wave signal of about 1 kHz is normally ...

Sound can be represented with both analog or digital audio signals. Analog audio signals use electrical voltage levels. Different types of transducers convert sound to electrical signals and ...

The use of a word evolves over time, creating the possibility for confusion. Analog is a good example. In some industries, analog refers both to the circuit technique used to generate signals and to ...