| Feedback No | family | length | mel profile | dyn profile | note 1 | note 2 | ||
| %age | name | sample | ||||||
| 37% | Feedback_No_02 | Feedback_No | 0.23 | 
 | 
 | low spectr. | ||
| 26% | Feedback_No_01 | 0.28 | 
 | 
 | low spectr. | |||
| 5% | Feedback_No_03 | 0.40 | 
 | 
 | Kind of ressort | Cartoon | ||
| 5% | Feedback_No_06 | 79% | 0.40 | 
 | 
 | Boing boing | Cartoon | |
| 5% | Feedback_Yes_02 | 0.5 | 
 | 
 | high spect. | Cartoon | ||
| 5% | In_msg_03 | 0.35 | 
 | 
 | Abstract | Synth | ||
| 5% | In_msg_05 | 0.88 | 
 | 
 | Image (boing) | Cartoon | ||
| 5% | In_Radio_02 | 1.46 | 
 | 
 | synth | |||
| 5% | Alarm_03 | Repetitive - ad lib | 
 | 
 | Kind of whistle | cartoon | ||
- Conclusion - 
  Length ~0.25 sec, stable mel profile and low spectrum fit very well with a 'feedback 
  no' function.