The following files play a 440Hz sine wave with varying AM frequencies (100% modulation).
| AM frequency = | 1 |
| 5 | |
| 10 |
The following files play a 440Hz sine wave with varying % of modulation of a 5Hz AM.
| % modulation | 100 |
| 50 | |
| 25 |
The following files play a 440Hz sine wave with varying FM frequencies.
| FM frequency = | 1 |
| 5 | |
| 10 |