SP-2027

Dynamic Speaker Electroacoustic Characteristics Sound Pressure Level 83dB(1.0W/0.5m) ±3dB at 1.0 KHz Measuring conditions and procedures shown in Fig 1 & Fig 2 SP DYNAMIC SPEAKER UNIT Acoustic Product Specification Frequency Response Curve As shown in Figure 3 Resonance Frequency (F0) 700 ±20%Hz Input Power (Nominal and Maximum) Product Number: SP-2027 SP-1605-3 Rated Noise Power: 1.0W Short Term Max Power: 1.5W Frequency Range F0 ~ 10KHz Buzz, Rattle, Etc Not audible from 700Hz to 20KHz with 2.83V Sine Wave input Polarity Release | Revision: B/2016 When positive voltage is applied to the terminal marked (+), diaphragm should be moved to the front. Magnet Rare earth permanent (NdFeB) magnet φ11x1.5mm CONTENTS This document contains the technical specifications for the dynamic speaker unit. Page 1 Speaker Electroacoustic Characteristics General Specifications AC Impedance 8Ω ±15% Distortion Input Rated Power to 1.0W Dimension 20 x 27 x 6.4mm Page 2 Reliability Tests General Specifications Operating Temperature Range Page 3 Measuring Method (Speaker Mode) -20℃~+50℃ Storage Temperature Range Block Diagram for Measurement Method Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing -20˚C ~ +60˚C Standard Test Conditions Temperature 5℃~35℃ Relative Humidity 45%~80%(RH) Air Pressure 860 mbar ~ 1060 mbar IP Level No rating www.soberton.com 1 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. High Temperature Test SP DYNAMIC SPEAKER UNIT Acoustic Product Specification High Temperature +60±3℃ Duration 96 hours Low Temperature Test Low Temperature -20±3℃ Duration 96 hours Product Number: SP-2027 SP-1605-3 Humidity Test Temperature +40±3℃ Relative Humidity 92%~95% Duration 3 hours Vibration 10Hz ~ 55Hz ~ 10Hz sine wave sweep 15 minute 5G(constant) X, Y, Z 3 directions, 2 hours each, total 6 hours Release | Revision: B/2016 Temperature Cycle Test The part will be subjected to 5 cycles. One cycle shall be 12 hours and consist of: 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) Block Diagram for Measurement Method Page 4 Frequency Response Curve Page 5 Dimensions Drop Test Fix on jig then drop from 152cm height to the concrete floor X,Y, Z 6 directions 5 times each, total 30 times Free Drop Test Free drop from 100cm height to the concrete floor X,Y, Z 6 directions,1 time each, total 6 times Load Test Rated Power White noise is applied for 48 hours Max Power Test Max power 1 minute on - 2 minutes off 10 cycles Page 6 Packing Terminal Strength Test Capable of withstanding 1kg load for 30 seconds without resulting in any damage or rejection 2 www.soberton.com Measuring Method (Speaker Mode) (Fig. 1) SP DYNAMIC SPEAKER UNIT Acoustic Product Specification Product Number: SP-2027 SP-1605-3 Block Diagram for Measurement Method (Fig. 2) Release | Revision: B/2016 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) Block Diagram for Measurement Method Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 3 www.soberton.com Frequency Response Curve (Fig. 3) The swept sine-wave frequency response of a loudspeaker should ideally not deviate more than indicated SP DYNAMIC SPEAKER UNIT Acoustic Product Specification Product Number: SP-2027 SP-1605-3 Release | Revision: B/2016 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) Block Diagram for Measurement Method Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 4 www.soberton.com Dimensions Tolerance: ±0.5 (unit: mm) SP DYNAMIC SPEAKER UNIT Acoustic Product Specification Product Number: SP-2027 SP-1605-3 Release | Revision: B/2016 CONTENTS This document contains the technical specifications for the dynamic speaker unit. Page 1 Speaker Electroacoustic Characteristics No. Part Name Material Quantity 1 PCB terminal Paper + Cu 1 2 Yoke SPCC 1 Page 3 Measuring Method (Speaker Mode) 3 Magnet NdFeB 1 4 Plate SPCC 1 Block Diagram for Measurement Method 5 Voice Coil Paper + Cu 1 6 Frame Plastic 1 7 Diaphragm Cloth 1 General Specifications Page 2 Reliability Tests Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 5 www.soberton.com Packing SP DYNAMIC SPEAKER UNIT Acoustic Product Specification Product Number: SP-2027 SP-1605-3 Release | Revision: B/2016 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) Block Diagram for Measurement Method Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 6 www.soberton.com