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A. The ariel view of a free-field microphone measuring sound pressure... | Download Scientific Diagram
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Type 4189-H-041 ½-Inch Free-Field Microphone With Type 1706 Preamplifier, 6.3 HZ TO 20 KHZ, Prepolarized - Durham Instruments
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Schematic of two microphones in a free field. One of the microphones is... | Download Scientific Diagram
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Type 4966-H-041 ½-Inch Free-Field Microphone With Type 1706 High Temperature Preamplifier, 6.3 HZ TO 20 KHZ, Prepolarized - Durham Instruments
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