发明名称 |
Isophonic curve portable measuring mechanism having loudspeaker transmitting modulated pink noise and microphone/listening mechanism. |
摘要 |
The isophonic curve measurement method has a pink noise generator (4), a microphone (2) and listening mechanism. There is a loudspeaker (1) and two acoustic isolators around the microphone and loudspeaker. The modulated pink noise (12) is passed through an amplifier.
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申请公布号 |
FR2831956(A1) |
申请公布日期 |
2003.05.09 |
申请号 |
FR20010014250 |
申请日期 |
2001.11.02 |
申请人 |
BOUBEZARI MOHAMMED |
发明人 |
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分类号 |
G01H3/12;(IPC1-7):G01H17/00;H04R29/00 |
主分类号 |
G01H3/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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