產品介紹

電磁式蜂鳴器 (外部驅動)
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LF-MT12C09 Magnetic Transducer
規格說明
Rated Voltage ( Vo-p ) 3.3
Operating Voltage ( Vo-p ) 2~5
Current Consumption ( mA ) 40max
Coil Resistance ( Ω ) 40 ± 3
Sound Pressure Level at 10cm 70dB min.
Resonant Frequency ( Hz ) 2048
Operating Temperature ( ℃ ) - 20~ + 70
Weight 2.0gms.
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