Final answer:
The controls used within a synthesizer module to control or shape the audio signal are typically amplitude and frequency controls.
Step-by-step explanation:
The controls used within a synthesizer module to control or shape the audio signal are typically amplitude and frequency controls. These controls allow you to adjust the loudness and pitch of the sound being produced. For example, by increasing the amplitude, you can make the sound louder, while adjusting the frequency will change the pitch of the sound.