SP-1511-2

Dynamic Speaker Electroacoustic Characteristics Sound Pressure Level SP DYNAMIC SPEAKER UNIT Acoustic Product Specification 82±3dB SPL @0.7, 0.8 , 1.0, 1.5 and 2.0KHz in average (0dB SPL=20μPa) Measuring condition: 0.1W (Sine wave) 10cm measured with baffler 90±3dB SPL @0.7, 0.8, 1.0, 1.5 and 2.0KHz in average (0dB SPL=20μPa) Measuring condition: 0.6W (Sine wave) 10cm measured with baffler Resonance Frequency 650±20%Hz @ 1V in free air (as shown in Fig. 2) 900±20%Hz @ 1V in 1cc box (as shown in Fig. 3) Product Number: SP-1511-2 Input Power (Nominal and Maximum) Rated Noise Power: 0.5W Short Term Max Power: 0.8W (in 1cc box) Operation Test Must be free audible noise (buzzes and rattles) 300~5KHz frequency range, input level up to 2.0Vrms in 1cc box Distortion Release | Revision: A/2016 Less than 10% @1KHz, 0.1M, 0.1W frequency range, input level up to 0.1W General Specifications CONTENTS This document contains the technical specifications for the dynamic speaker unit. Operating Temperature Range -20℃~+60℃ Standard Test Conditions Page 1 Speaker Electroacoustic Characteristics Temperature 17℃~25℃ Relative Humidity 45%~80%(RH) General Specifications AC Impedance Page 2 Reliability Tests 8±15%Ω (@ 2KHz 1V) without baffler Page 3 Measuring Method (Speaker Mode) Dimension Standard Test Condition of Speakers IP Level Page 4 Frequency Response Curve 15 x 11 x H3.5 mm No rating Page 5 Dimensions Page 6 Packing 1 www.soberton.com Reliability Tests The sound pressure as specified will neither deviate more than ±3dB from the initial value, nor have any significant damage after any of following testing. SP DYNAMIC SPEAKER UNIT Acoustic Product Specification High Temperature Test High Temperature +60±2℃ Duration 96 hours Low Temperature Test Product Number: SP-1511-2 Low Temperature -20±2℃ Duration 96 hours Heat Shock Test High Temperature +60±2℃ Low Temperature -20±2℃ Changeover Time