While simple HTTP pseudo-streaming is adequate for small-scale broadcasting purposes, it is not a professional solution for large-scale broadcasting. If audio is a mission-critical component of your web site or simply needs to be 100% reliable, use a dedicated RealServer. This section provides a step-by-step guide on how to prepare and serve professional-quality RealAudio.
The first step to professional RealAudio broadcasting is to capture the highest-quality RealAudio source material. If you are using RealAudio in a professional situation, you need to maintain broadcast-quality production techniques.
To achieve the best fidelity:
Start with a high-quality digital audio tape or CD when transferring audio to your computer.
Set the input levels into your sound card as high as possible without distorting.
Remove all unwanted noises and sound artifacts in your original source files with a sound editor.
Make sure to start with a stereo 44.1 kHz 16-bit audio file when encoding to lower-bandwidth audio codecs.
To create the best quality RealAudio clips:
Normalize your sound files to 95% of the maximum dB level.
If your clips do not have enough bass or treble, try boosting the low-end or high-end frequencies in your sound file before encoding to a particular codec. For bass, use EQ to increase the low-end frequencies in the 100 to 200 Hz range. For treble, boost the high-end frequencies from 5,000 to 8,000 Hz. Remember, anything higher than 8,000 Hz will get cut when you ...