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- ¥Þ¥¤¥¯¡¦¥¿¥¤¥×¡§¥³¥ó¥Ç¥ó¥µ¡¼¡¢externally polarized
- ²»¶ÁŪưºî¸¶Íý¡§Pressure gradient transducer
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- »Ø¸þÀ¡§Ìµ»Ø¸þ, ¥ï¥¤¥É¥«¡¼¥Ç¥£¥ª¥¤¥É, ¥«¡¼¥Ç¥£¥ª¥¤¥É, ¥¹¡¼¥Ñ¡¼¥«¡¼¥Ç¥£¥ª¥¤¥É, Áлظþ, 4¤Ä¤ÎÃæ´Ö¶ËÀ¥Ñ¥¿¡¼¥ó
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23 mV/Pa, -33 dBV/Pa (cardioid)
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20 mV/Pa, -34 dBV/Pa (omni)
23 mV/Pa, -33 dBV/Pa (figure-8)