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压电喇叭
型号 规格 尺寸 规格书
OBO-40204F-01 蜂鸣器: 85db at 4Khz/27Vp-p Square Wave
喇叭: 4 ohm, 85±3 dB/1W/0.5M 或88±3 dB/5W/0.5M average at 1000Hz
42 dia. * 23mm
OBO-11032G-01C 32ohm, 97±3dB /0.178V at 1000Hz
(Artificial Ear IEC-711)
11.4 dia. * 5.25mm
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