LV88耳机规格书(带外壳).pdf

承承认认书书SPECIFICATIONSPECIFICATIONSPECIFICATIONSPECIFICATIONNONO：SPC-EP23-_SPC-EP23-_VERSIONVERSIONNONO：A0A0客户客户（Customer nameCustomer name）:联维亚联维亚产产品品名名称称COMMODITYCOMMODITY产产品品型型号号MODEL NO.MODEL NO.免免提提耳耳机机HANDS-FREEHANDS-FREEEARPHONEEARPHONEHEC-2313102-8RHEC-2313102-8R（CL518CL518）审审 核核（CHECKED ByCHECKED By）制制 作作（DRAMN ByDRAMN By）客户签印栏客户签印栏（Customer SignatureCustomer Signature）承承 认认（AcceptAccept）拒拒 收收（RejectReject）摘要摘要（RemarkRemark）日期日期（DateDate）1请确认后回复一份（请确认后回复一份（Please fax back after you acceptedPlease fax back after you accepted）MODEL NOMODEL NO：HEC-2313102-8RHEC-2313102-8RDATEDATE：2007-04-202007-04-20SPECIFICATIONSPECIFICATIONSPECIFICATION NOSPECIFICATION NO：SPC-EP23-_SPC-EP23-_VERSION NOVERSION NO：A0A01.SCOPE1.SCOPEThis is specification covers outer drawing construction,electrical&mechanical characteristics of earphone model:HEC-2313102-8R2313102-8R2.TYPE2.TYPEEARPHONEWITHMICROPHONE.3.SPEAKER3.SPEAKER3-1 SIZE15.43-2 DIAPHRAGEMYLAR3-3 MAGNETND-Fe-B4.MICROPHONE4.MICROPHONE4-1 SENSITIVITY-403dB4-2 IMPEDANCE2.2K4-3 STANDARD OPERATIONS VOLTAGE3.0V5.ELECTRICAL CHARACTERISTICS5.ELECTRICAL CHARACTERISTICS5-1.IMPEDANCE32 20AT 1KHz 1 mW(0.179V)5-2.SENSITIVITYL：117dB3dB/1mW/IEC-318 仿真耳R：117dB3dB/1mW/IEC-318 仿真耳5-3.RATED POWER3 mW5-4.MAX.INPUT POWER5mW5-5.FREQUENCY RANGE100Hz8KHz5-6.CHANNEL BALANCEWith3dBat1KHz,1mW5-7.POLARITYHot line of cord should be connected to(+)terminals of speaker.5-8.OPERATIONSDShould be normal at programmed source3 mW(0.3V).5-9.BUZZ&RATTLE2MODEL NOMODEL NO：HEC-2313102-8RHEC-2313102-8RDATEDATE：2007-04-202007-04-20SPECIFICATIONSPECIFICATIONSPECIFICATION NOSPECIFICATION NO：SPC-EP23-_SPC-EP23-_VERSION NOVERSION NO：A0A0Should be normal at sinusoidal source 3mW(0.3V).6.MECHANICAL CHARACTERISTICS6.MECHANICAL CHARACTERISTICS6-1.WEIGHT24g 3g(WITH CORD)6-2.CORD TENSION TESTshould be normal after applying tensile force1000g1min(sperker side)2000g1min(plug side)6-3.CORD BEND TESTSPEAKER 1500 TIMES(WEIGHT 100g,angle:+/-90and 20 TIME/1 minute)PLUG 2000 TIMES(WEIGHT 150g,angle:+/-90and 20 TIME/1minute)7.7.RELIABLE TESTRELIABLE TEST7-1.LOAD TESTshould be normal after applying 3mW white noise for 8 hours.7-2.HIGH TEMP TESTshould be normal after exposing at 60 for 8 hours.7-3.UMIDITY TESTshould be normal after exposing at 40,95 for 48 hours.7-4.DROP TESTshould be normal after dropping on wood floor 120cm height.8.8.FREQUENCY RESPONSE CURVE(FIGFREQUENCY RESPONSE CURVE(FIG.1).1)9.9.OTHERSOTHERS(FIG.2)(FIG.2)9-1.PLUGMini-14Pin9-2.CORD700mm50mm(2.0mm 单支黑色线)3MODEL NOMODEL NO：HEC-2313102-8RHEC-2313102-8RDATEDATE：2007-04-202007-04-20SPECIFICATIONSPECIFICATIONSPECIFICATION NOSPECIFICATION NO：SPC-EP23-_SPC-EP23-_VERSION NOVERSION NO：A0A0耳机曲线图SPK LSPK LM MIC+(13)SPKSPK R(12)(11)S/WSPKSPK32324（9,14）G GND耳机电路图MODEL NOMODEL NO：HEC-2313102-8RHEC-2313102-8RDATEDATE：2007-04-202007-04-20SPECIFICATIONSPECIFICATIONSPECIFICATION NOSPECIFICATION NO：SPC-EP23-_SPC-EP23-_VERSION NOVERSION NO：A0A0445耳机外观图（Unit:mm）