SP-1704

Dynamic Speaker Electroacoustic Characteristics Sound Pressure Level SP DYNAMIC SPEAKER UNIT Acoustic Product Specification 89±3dB SPL @0.8, 1.0, 1.2, 1.5, 1.8 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-1704 SP-1605-3 850±20%Hz @ 1V. (without baffler) Input Power (Nominal and Maximum) Rated Noise Power: 0.8W Short Term Max Power: 1.0W 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 ~ 5KHz frequency range, input level up to 2.53Vrms Distortion Less than 10% @1KHz, 0.1M, 0.5W frequency range, input level up to 2.0Vrms 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 8±15%Ω (@ 1.5KHz 1V) without baffler Dimension Standard Test Condition of Speakers Page 4 Frequency Response Curve Page 5 Dimensions Ø17.0x4.0mm WIRE 38mm (UL1571 / AWG32#) IP Level IP50 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-1704 SP-1605-3 Low Temperature -20±2℃ Duration 96 hours Heat Shock Test High Temperature +60±2℃ Low Temperature -20±2℃ Changeover Time