bass tone control的用法和样例：
- bass tone control knob
- Advanced on-chip digital signal processing performs tone control, Bass Boost and automatic level control for the microphone or line input through the ADC.
- The tone control is an oft overlooked gem.
- Frequently-used parameters, such as the amp type, have their own independent dial, and the tone controls can also be adjusted as easily as on a guitar or bass amp simply by turning the knobs.
- A tone control system designed to compensate for frequency distortion in audio systems.