External Drive Piezo Transducer PTS1117 Series SMD Type Specifications: Parameters Units PTS1117ALM Min Sound Pressure Level at 10cm Rated Voltage Max Operating Voltage Resonance Frequency Capacitance at 100Hz Operating Temperature Case Material Weight dBA Vp-p Vp-p Hz pF °C g 70 5 20 4100 15000 30% -40 - +105 LCP 0.9 Unit: mm • Tolerance: 0.5mm Value applying rated voltage and resonance frequency 4 Sound Holes PTS1227 Series Specifications: Parameters Units PTS1227ALM Min Sound Pressure Level at 10cm Rated Voltage Max Operating Voltage Resonance Frequency Capacitance at 100Hz Operating Temperature Case Material Weight dBA Vp-p Vp-p Hz pF °C g 72 3 20 4000 15000 30% -40 - +105 LCP 0.8 Unit: mm • Tolerance: 0.5mm Value applying rated voltage and resonance frequency Sound Emitting Hole PTS1230 Series Specifications: Parameters Units PTS1230ALM Min Sound Pressure Level at 10cm Rated Voltage Max Operating Voltage Resonance Frequency Capacitance at 100Hz Operating Temperature Case Material Weight dBA Vp-p Vp-p Hz pF °C g 75 3 20 4000 15000 30% -40 - +105 LCP 0.8 Value applying rated voltage and resonance frequency Unit: mm • Tolerance: 0.5mm Sound Emitting Hole www.hk-sound.com P.46