SP-4005

Dynamic Speaker Electroacoustic Characteristics Sound Pressure Level SP DYNAMIC SPEAKER UNIT Acoustic Product Specification 92±3dB SPL @ 0.6, 0.8, 1.0, 1.2, 1.5 and 2.0KHz in average (0dB SPL=20μPa) Measuring Condition: 0.1W (Sine wave) 10cm measured with baffler shown in Fig.1 AC Impedance 8±15%Ω (@ 2 KHz 1V) without baffler Frequency Response Curve Product Number: SP-4005 SP-1605-3 As shown in Figure 2 Response Frequency 550 ± 20%Hz @ 1V. (Without Baffler) Input Power (Nominal and Maximum) Rated Noise Power: 2.0W Short Term Max Power: 2.5W must be normal at a white noise (1W, F0 ~ 20KHz) for one minute Operation Test Release | Revision: A/2016 Must be free audible noise (buzzes and rattles) 300 ~ 8KHz frequency range, input level up to 4.0Vrms Distortion 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) Standard Test Condition of Speakers Page 4 Frequency Response Curve Less than 10% @1KHz, 5cm, 0.1W frequency range, input level up to 0.1W General Specifications Operating Temperature Range -20℃~+60℃ Standard Test Conditions Temperature 17℃~25℃ Relative Humidity 45%~80%(RH) Dimension Ø40 x 5.5mm IP Level 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 +65±2℃ Duration 96 hours Low Temperature Test Product Number: SP-4005 SP-1605-3 Low Temperature -20±2℃ Duration 96 hours Heat Shock Test High Temperature +65±2℃ Low Temperature -20±2℃ Changeover Time