Harris, Cyril M. Formerly, Department of Electrical Engineering, Columbia University, New York, New York.
Jackson, G. A. ERA Technology Ltd., Surrey, United Kingdom.
- Acoustic chambers
- Radio-frequency and microwave chambers
- Links to Primary Literature
- Additional Readings
A room whose boundaries absorb effectively all the waves incident on them, thereby providing free-field conditions. A free field is a field whose boundaries exert negligible effect on the incident waves. In practice, it is a field in which the effects of the boundaries are negligible over the frequency range of interest. Acoustic chambers and radio-frequency and microwave chambers will be discussed.
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