Terms for subject Radio containing signal

English	Chinese
desired-to-undesired signal ratio	期望〔信号〕-不期望信号比
minimum discernible signal	最小可辨信号
power signal-to-noise	信〔号〕-噪〔声〕功率比
readability, signal strength, tone	读出能力、信号强度、音调
signal generator	测试振荡器
signal generator	〔标准〕信号发生器
signal-to-noise ratio	信〔号-〕噪〔声〕比
single signal super-heterodyne	单信号超外差法
small signal common emitter current gain	小信号共发射极电流增益
small signal common emitter input impedance	小信号共发射极输入阻抗
small signal common emitter output impedance	小信号典发射极输出阻抗
small signal common emitter reverse voltage ratio	小信号共发射极反〔向电〕压比
vertical interval test signal	垂直扫描插入测试信号电视
window signal	触发脉冲信号
window signal	窗孔信号
Y signal	Y〔亮度〕信号