Frequency Plots
40% Fan Speed
- Peak frequency: 400 Hz
- Frequency spike: 125 Hz
50% Fan Speed
- Peak frequency: 160 Hz
60% Fan Speed
- Peak frequency: 160 Hz
70% Fan Speed
- Peak frequency: 500 Hz
80% Fan Speed
- Peak frequency: 400 Hz
- 2nd Peak frequency: 630 Hz
90% Fan Speed
- Peak frequency: 630 Hz
100% Fan Speed
- Peak frequency: 500 Hz
Signal Recordings
I have recorded the signals shown above, but please keep in mind that I’ve enabled Automatic Gain Control (AGC) to do so to make it easier for you to reproduce them. The provided recordings are only offered for aural identification purposes.
40% Fan Speed
50% Fan Speed
60% Fan Speed
70% Fan Speed
80% Fan Speed
90% Fan Speed
100% Fan Speed
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