specification (all data taken at 25c unless otherwise specified) value applying rated voltage, rated frequency, 50% duty square wave h electro-magnetic sound generators www.jlworld.com jl world rated voltage (v) 1.5 35 operating voltage (v) 1 ~ 22 ~ 4 4 ~ 6 h rated current (ma) 80 coil resistance ( ) 5 3 16 330 3 w h sound output at 10cm (db) 85 33 3 8085 rated frequency (hz) 2730 operating temperature (c) -20 ~ +60 storage temperature (c) -30 ~ +70 weight (g) 0.6 modelhcs0901h HCS0903H hcs0905h dimension unit : mm tolerance : 0.3mm frequency response applied voltage : 3v, 50% duty square wave measuring distance : 10cm 60 70 80 90 500 1k 2k 3k 5k 10k hz db + - 9.0 12.3 1.5 4.9 4.9 sound port 5.0 10.5 4.0 3.6 0.4 0.7 hcs09h series
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