Settings > Music Settings > Bitmapping
Bitmapping
Adjust settings for audio content. Select settings for the music track you are playing or to match your preferences.
| Off | Disable bitmapping. |
|---|---|
| Type 1 | Use a technique called dithering to reduce noise or distortion produced during audio output. |
| Type 2 | Use a technique called noise shaving to reduce noise in the audible range. |
| Type 3 | Use a technique developed specifically for the PS3™ system to enhance audio playback. |
Hint
These functions are available only when audio content is being output at a frequency of 88.2 kHz or 176.4 kHz. The following conditions are required to output audio at 88.2 kHz or 176.4 kHz:
- The audio device in use supports a sampling frequency of 88.2 kHz or 176.4 kHz.
- [Linear PCM 2 Ch. 88.2 kHz] or [Linear PCM 2 Ch. 176.4 kHz] is selected when either [HDMI] or [Optical Digital] is set under
(Settings) > 
(Sound Settings) > [Audio Output Settings]. - [44.1 / 88.2 / 176.4 kHz] is selected under (Settings) >
(Music Settings) > [Output Frequency].
