SP-1511S-2

Dynamic Speaker Electroacoustic Characteristics Sound Pressure Level SP DYNAMIC SPEAKER UNIT Acoustic Product Specification 83±3dB SPL @ 2KHz 1.0V(Sine wave) 0.1m measured with baffler shown in Fig.1. (1CC BOX) Measuring Diagram Shown in Fig. 1 Typical Frequency Response Curve Shown in Fig. 2 Product Number: SP-1511S-2 SP-1605-3 Resonance Frequency 850±20%Hz @ 1Vrms. (In 1CC BOX) Input Power (Nominal and Maximum) Rated Noise Power: 0.7W (In 1CC Box) Short Term Max Power: 1.0W (In 1CC Box) Operation Test Release | Revision: B/2018 Must be free audible noise (buzzes and rattles) 200 ~ 3400Hz frequency range, input level up to 2.37Vrms (In 1CC BOX) CONTENTS This document contains the technical specifications for the dynamic speaker unit. Page 1 Speaker Electroacoustic Characteristics General Specifications Page 2 Frequency Measuring Circuit (Receiver Mode) Typical Frequency Response Curve (Speaker Mode) Test Climatic Conditions Page 3 Reliability Tests Page 4 Heat Shock Test Temp. Cycle Test Distortion Less than 5% at 1KHz 1V General Specifications Operating Temperature Range -25℃ ~ +65℃ Storage Temperature Range -40˚C ~ +75˚C AC Impedance 8Ω±15% (@2KHz 1Vrms) Dimension 15 x 11 x 3.8 mm IP Rating No rating Page 5 Dimensions Page 6 Packing 1 www.soberton.com Frequency Measuring Circuit - Receiver Mode (Fig, 1) SP DYNAMIC SPEAKER UNIT Acoustic Product Specification Product Number: SP-1511S-2 SP-1605-3 Typical Frequency Response Curve - Speaker Mode (Fig, 2) Release | Revision: B/2018 CONTENTS This document contains the technical specifications for the dynamic speaker unit. Page 1 Speaker Electroacoustic Characteristics General Specifications Page 2 Frequency Measuring Circuit (Receiver Mode) Typical Frequency Response Curve (Speaker Mode) TEST CLIMATIC CONDITIONS Test Climatic Conditions Page 3 Reliability Tests Standard Test Condition Temperature 17 ~ 25℃ Page 4 Heat Shock Test Relative humidity 45% ~ 80% Temp. Cycle Test Atmospheric pressure 860~1060 hPa Page 5 Dimensions Page 6 Packing 2 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 High Temperature Test High Temperature +75±2℃ Duration 96 hours Acoustic Product Specification Low Temperature Test Low Temperature -25±2℃ Product Number: SP-1511S-2 SP-1605-3 Duration 96 hours Heat Shock Test (See in Fig. 3) High Temperature +75±2℃ Low Temperature -40±2℃ Changeover Time