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■ 3654 Sound Sound Intensity Prove Kit The 3654 type is a probe kit that measures acoustic intensity with two micro hons. Designed to be used in a handheled sound intensity system based on the 2270 type, contains 4197 type octave "Sound Intensity Microhon Pair for 1/3 octave measurement of 20 Hz to 6.3 kHz central frequency. I am. By applying pressure correction, you can extend the 1/3 octave center frequency to 10 kHz. ■ Usage examples ・ IEC 1043 Class 1 Sound Intensity Measurement using microphone technology ・ ISO 9614-1, ISO 9614-2, ECMA 160 and ANSI S 12-12 sound power measurement If you use the 4197 type 1/2 "Micro Honpair for the probe, it will comply with the IEC 1043 class 1. These 1/2" Micro hons have a patented phase correction, so the precise low -frequency phase is consistent. Can be realized, and the measurement range and accuracy are improved.
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3654Handling Company
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