SP-1304

Dynamic Speaker Electroacoustic Characteristics Sound Pressure Level SP DYNAMIC SPEAKER UNIT Acoustic Product Specification 88±3dB SPL @0.8, 1.0, 1.5 and 2.0KHz in average (0dB SPL=20μPa) Measuring Condition: 0.1W (Sine wave) 10cm measured with baffler shown in Fig.1 Frequency Response Curve As shown in Figure 2 Response Frequency Product Number: SP-1304 900±20%Hz @ 1V. (without baffler) Input Power (Nominal and Maximum) Rated Noise Power: 0.2W Short Term Max Power: 0.3W must be normal at a white noise (1W, F0 ~ 20KHz) for one minute Operation Test Must be free audible noise (buzzes and rattles) Release | Revision: A/2016 300 ~ 8KHz frequency range, input level up to 2.53Vrms Distortion Less than 10% @1KHz, 0.1M, 0.2W frequency range, input level up to 2.53Vrms CONTENTS This document contains the technical specifications for the dynamic speaker unit. Page 1 Speaker Electroacoustic Characteristics General Specifications Page 2 Reliability Tests Page 3 Measuring Method (Speaker Mode) General Specifications Operating Temperature Range -20℃~+60℃ Standard Test Conditions Temperature 17℃~25℃ Relative Humidity 45%~80%(RH) AC Impedance 32±15%Ω (@2KHz 1V) without baffler DC Resistance Standard Test Condition of Speakers Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 30±15%Ω Dimension Ø13.0 x 4.3mm WIRE 20mm (UL1571/AWG32#) IP Level IP50 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-1304 Low Temperature -20±2℃ Duration 96 hours Heat Shock Test High Temperature +60±2℃ Low Temperature -20±2℃ Changeover Time