船用HX1500型便携式双向甚高频无线电话
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船用HX1500型便携式双向甚高频无线电话Two-wayVHF产品说明一般要求电源为DC7.4V频道设置符合无线电规则附录18的规定。能够在单频和双频上工作。能够使用话音进行遇险、紧急、安全和公共业务通信。符合***海上遇险安全系统(GMDSS)船用无线电通信设备技术要求。"16"频道为红色***的按键为求救频道。技术条件依据是:IMOA.809(19)、GB15304-94、IEC61097-12、MSC.149(77)设备外部设有符合A.809(19)附件1第13条这规定的标签。GeneralrequirementsPowerfortheDC7.4VChannelcomplyingwiththeprovisi***oftheRadioRegulati***Appendix18.Abletoworkonsingleanddual-frequency.Abletousevoicefordistress,urgency,safetyandpublicservicecommunication.Linewiththeglobalmaritimedistressandsafetysystem(GMDSS)requirementsformarineradiocommunicationequipmenttechnology."16"channelfortheredbuttontohelptheindependentchannel.Technicalrequirementsbasedon:IMOA.809(19),GB15304-94,IEC61097-12,MSC.149(77)Thereshouldbec***istentwiththeexternaldeviceA.809(19)Annex1,theprovisi***ofsection13ofthislabel.发射机部分能够在156.300~156.875MHz频段内单频道工作。能够在156.025~157.425MHz频段进行发射,在160.625~162.000MHz频段内进行接收。发射功率5W,可手动选择低至1W。发射音频谐波失真≤10%。音频响应+1/-3dBof+6dB/oct***e。交流噪声≤-40dB频偏***大&plu***n;5KHz。寄生辐射≤0.25μW。电流消耗:5W时1.3A。Tran***ittersectionAbleto156.300~156.875MHzbandsingle-channelwork.156.025~157.425MHzbandcanbetran***ittedin160.625~162.025MHzbandtoreceive.Tran***issionpower5W,youcanmanuallyselectaslowas1W.Tran***issionaudioharmonicdistortion≤10%.AudioResp***e+1/-3dBof+6dB/oct***e.ACNoise≤-40dBThemaximumdeviation&plu***n;5KHz.Parasiticradiation≤0.25μW.Whencurrentc***umption:5W1.3A接收机部分调谐频率156.025~163.275MHz***中频21.7MHz,第二中频450KHz信纳比为20dB时,***大可用灵敏度≤0.4μV邻频道选择性≥70dB寄生响应***≥70dB互调***≥68dB寄***射***≤2nW电流消耗***大音频输出时200mA;待机时20mA音频响应+1/-3dBof+6dB/oct***e交流噪声≤-40dB音频输出功率:0.3W在带有8Ω负载失真10%条件下,内置扬声器0.5WReceiversectionTuningfrequency156.025~163.275MHz.ThefirstIF21.7MHz,thesecondintermediatefrequency450KHz.Noiseby20dBwhenthemaximum***ailableforthesensitivityof≤0.4μVAdjacentChannelSelectivity≥70dB.Spuriousresp***esuppression≥70dB.Intermodulationsuppression≥68dB.Spuriousemissionsuppression≤2nW.Maximumcurrentc***umptionoftheaudiooutput200mA、standby20mA.Audioresp***e+1/-3dBof+6dB/oct***e.ACNoise≤-40dB.AudioOutputPower:0.3Wat10%distortionwithan8Ωloadconditi***,thebuilt-inspeaker0.5W.)