A good frequency response for a subwoofer is typically between 20 Hz and 200 Hz. This range covers all of the bass frequencies that are audible to the human ear. However, some subwoofers can reproduce frequencies below 20 Hz, which is known as infrasonic frequencies. Infrasonic frequencies cannot be heard by the human ear, but they can be felt.
If you are looking for a subwoofer that can produce deep, powerful bass, you should choose a subwoofer with a frequency response that extends down to at least 20 Hz. If you are serious about bass, you may want to consider choosing a subwoofer with a frequency response that extends below 20 Hz.
Here are some examples of the frequency response of different types of subwoofers:
- Small bookshelf speakers: 60 Hz to 20,000 Hz
- Large floorstanding speakers: 20 Hz to 20,000 Hz
- Subwoofers: 20 Hz to 200 Hz
When choosing a subwoofer, it is important to consider the frequency response of the subwoofer and the type of music that you listen to. If you listen to a lot of bass-heavy music, such as hip-hop or electronic music, then you will need a subwoofer with a frequency response that extends down to at least 20 Hz. If you listen to a variety of music genres, then you may want to choose a subwoofer with a more versatile frequency response.
It is also important to consider the size of your room when choosing a subwoofer. If you have a small room, then you may not need a subwoofer with a wide frequency response. However, if you have a large room, then you may want to choose a subwoofer with a wide frequency response to ensure that you can get deep, powerful bass throughout the room.
By following these tips, you can choose the right subwoofer for your needs and enjoy deep, powerful bass.

