适合范围:1、家用电器和其它电子设备的遥控装置;2、超声测距,汽车倒车防撞装置和超声波近接开关;3、防盗、防灾设备的超声波发射和接收。MODEL:KT58-1403■电性规格ELECTRICALSPECIFICATION:中心频率Centerfrequency(KHz)58.0 1.0发射声压级TransmittingSoundPressureLevel(dB)(30cm/10VrmsSineWave) 93回波灵敏度ReceiveSensitive(dB)dB/v/ bar (0dB=V/Pa) -82波束角度-6dBDirectivity(deg)(o)水平Horizontal 120 15垂直Vertical 70 15余振Ringing(ms) 1.6功能Function发射/接收Transmitter/Receive电容capacitance(pF)(25℃)1400 20%允许输入电压AllowableInputVoltage(Vp-p)(40KHz)150使用温度OperatingTemperature(℃)-40~+80存储温度StorageTemperature(℃)-40~+85端子Terminal引线LINE重量Weight(g)2.3 ■外廓和角度DIMENSIONSANDDIRECTIVITY: