OPB350 Tube Liquid Sensor

  
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The PCD3360 is a CMOS integrated circuit, designed to replace the electro-mechanical bell in telephone sets. It meets most postal requirements, with selectivity of output Tone sequences and input ringer frequencies. Output signals for a loudspeaker or for a piezo-electric (PXE) transducer are provided. No Audio transformer is required since the lo
OPB350 Tube Liquid Sensor - schematic

udspeaker is driven in class D.



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