model: RC-1206S product: dynamic receiver edition: a/2016 this specification covers our product of dynamic receiver unit for mobile telephone use receiver electroacoustic characteristics sound pressure level 1033db spl @1khz (0db spl=20 pa) input voltage: 179mv (sine wave) measured with iec318 coupler. resonance frequency (fo) 700150hz at 179mvrms sine wave measuring diagram shown in fig.1 earpiece view show in fig.2 typical frequency response curve shown in fig.3. rated noise power 20mw. short-term max.power 30mw distortion <5% @ 1khz input 179mv operation test must be free of audible noise (buzzes and rattles) (300 ~ 3400hz frequency range , input level up to 0.8vrms) general specifications operating temperature range -20 oc ~ +60 oc storage temperature range -20 oc ~ +60 oc dc resistance 2810% ac impedance 3220%(@ 1khz 179mv) dimension 12 x 6 x 4.8 mm typical frequency response curve frequency measuring circuit (receiver mode) (fig.1) page 1/5 mt-1000 display
model: RC-1206S product: dynamic receiver edition: a/2016 typical frequency response curve (continued) earpiece view (fig.2) typical frequency response curve (receiver mode) (fig.3) page 2/5 10 38 12.2 2 4-r0.5 6.2 10 38 12.2 2 4-r0.5 6.2
model: RC-1206S product: dynamic receiver edition: a/2016 test climatic conditions standard test conditions temperature 15~35 oc relative humidity 25%~75%(rh) air pressure 86~106kpa reliability tests the sound pressure as specifed shall neither deviate more than 3db from the initial value, nor any signifcant damage after any of following testing. high temperature test high temperature +752 oc duration 96 hours low temperature test low temperature -402 oc duration 96 hours heat shock test (see in fig. 4) high temperature +752 oc low temperature -402 oc changeover time < 30 seconds duration 1 hour cycle 10 humidity test temperature +402 oc relative humidity 90~95% duration 48 hours temperature cycle test (see in fig. 5) temperature -40 oc +75 oc duration 45 minutes 45 minutes temperature gradient 1~3 oc /min. cycle 10 drop test mounted with dummy set mass 100 g height 1.5 m cycle 6 (1 each plain) onto the concrete board load test noise signal white noise (eia flter) input power 10mw (0.56vrms) duration 96 hours page 3/5
model: RC-1206S product: dynamic receiver edition: a/2016 test method heat shock test (fig. 4) temp. cycle test (fig. 5) product external view and dimensions (fig. 6) tolerance +/- 0.5 (unit: mm) no item material 1 silk screen gasket adhesive 2 foam ring eva 3 acoustic paper white y2 4 cover stainless steel 5 membrane pei 6 voice coil copper 7 plate spcc 8 magnet nd-fe-b 9 frame pbt 10 spring stainless steel 11 outer pole shoe spcc 12 glue cushion felt paper page 4/5
model: RC-1206S product: dynamic receiver edition: a/2016 packing page 5/5
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