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How Fast Is The 400 MHz Pentium* II Processor?

How we tested with Sound Forge*

Step 2: Eliminate DC Offset
The noise-reduced sound clip has some DC offset in the right channel (see Figure 4). Sound Forge can take that out automatically (see Figure 5).

Download Sound Clips

Noise Reduced and DC Offset Eliminated

First 6 seconds (.mp3) 100KB (36s using 28.8k) 100KB

First 6 seconds (.wav) 1.1MB (7min. using 28.8k) 1.1MB

Full 19 seconds (.mp3) 314KB (2min. using 28.8k) 314KB

Full 19 seconds (.wav) 3.5MB (20min. using 28.8k) 3.5MB

(Download MP3 player)

Figure 4. Noise-reduced sound clip

Figure 5. Sound Forge eliminated the DC offset in the right channel

<--Step 1: Noise Reduction | Step 3: Pitch Shift-->

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