SP-1635

MODEL: SP-1635 PRODUCT: Dynamic Speaker EDITION: C/2017 THIS SPECIFICATION COVERS OUR PRODUCT OF SPEAKER SPEAKER ELECTROACOUSTIC CHARACTERISTICS sound pressure level 82dB(1W/0.5m) ±3dB at AVE 0.8KHz 1.0KHz 1.2KHz 1.5KHz frequency response curve As shown in Fig.3 resonance frequency(F0) 750 ±20%Hz rated noise power 0.5 W short term max power 1.0 W frequency range F0 ~ 20KHz distortion Input Rated Power to 0.5W test set up Measuring conditions and procedures shown in Fig 1 & Fig 2 buzz, rattle, etc Not audible from 750Hz to 20KHz with 2.0V Sine Wave Input polarity When positive voltage is applied to the terminal marked (+), diaphragm should be moved to the front. magnet Rare earth permanent (NdFeB) magnet φ8*1.5mm AC impedance 8 Ω ±15% dimension 16 X 35 x 6.5mm GENERAL REQUIREMENTS operating temperature range -20°C ~ +60°C storage temperature range -30°C ~ +70°C standard test conditions temperature 5°C ~ 35°C relative humidity 45% ~ 80%(RH) air pressure 860 mbar ~ 1060 mbar PAGE 1/6 MODEL: SP-1635 PRODUCT: Dynamic Speaker EDITION: C/2017 RELIABILITY TESTS After these tests, the change of S.P.L will be within ±3 dB HIGH TEMPERATURE TEST high temperature +85±3°C duration 96 hours LOW TEMPERATURE TEST low temperature -40±3°C duration 96 hours HUMIDITY TEST temperature +40±3°C relative humidity 92%~95% duration 96 hours VIBRATION 10Hz ~ 55Hz ~ 10Hz sine wave sweep 15 minute 5G(constant) X, Y, Z 3 directions, 2 hours each, total 6 hours TEMPERATURE/HUMIDITY CYCLE The part will be subjected to 20 cycles. One cycle shall consist of: DROP TEST Drop the speakers contained in normal box onto the board 40mm thick 10 times from the height of 75cm LOAD TEST Rate Power Pink noise is applied for 96 hours at room temp LEAD WIRE PULL STRENGTH The pull force will be applied to double lead wire Horizontal 3.0N(0.306kg) for 30 seconds Vertical 2.0N(0.204kg) for 30 seconds PAGE 2/6 MODEL: SP-1635 PRODUCT: Dynamic Speaker EDITION: C/2017 MEASURING METHOD (SPEAKER MODE) (Fig 1) BLOCK DIAGRAM FOR MEASUREMENT METHOD (Fig 2) Standard test condition of speaker Power Amplifier Microphone Speaker Standard Baffle Board Recommended In IEC 268-5 Where 1650mmx1350mm Audio Analyzer JHDS Type 6160S PAGE 3/6 MODEL: SP-1635 PRODUCT: Dynamic Speaker EDITION: C/2017 FREQUENCY RESPONSE CURVE (Fig 3) The swept sine-wave frequency response of a loud speaker should ideally not deviate more than indicated. PAGE 4/6 MODEL: SP-1635 PRODUCT: Dynamic Speaker EDITION: C/2017 DIMENSIONS Tolerance:±0.5 unit:mm no item material quantity 1 PCB Terminal FR4 1 2 U-Yoke SPCC 1 3 Magnet NdFeB 1 4 Plate SPCC 1 5 Frame ABS 1 6 Voice Coil KSV (φ8.75*1.8) 1 7 Diaphragm Cloth 1 PAGE 5/6 MODEL: SP-1635 PRODUCT: Dynamic Speaker EDITION: C/2017 PACKING 50 pcs per tray 20 trays per unit, 2 units per carton Total:2000 pcs per box Size: 51.5 x34.5 x31cm 50PCS 1000pcs 1000pcs PAGE 6/6