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顶置收音天线特性
|
NO |
项目(Item) |
特性(Specifications) |
PostEnvironmental Tolerance (试验后允许附加误差) |
|
1 |
AM/FM收音接收频率范围（MHz） Range of Receiving Frequency |
AM530k~1710KMz |
±2.5 |
|
2 |
DAB 接收频率范围（MHz） Range of Receiving Frequency |
170~230MHz 1450~1500MHz |
±3.0 |
|
3 |
带宽Band Width(MHz) (Retum Loss≤-10dB) |
≥10 |
±0.5 |
|
4 |
驻波比V.S.W.R(in Center Frequency) |
≤1.5 |
±0.5 |
|
5 |
增益Gain (Zenith)(dBi typ) (with 70mmSquare GND plane) |
15 |
±3 |
|
6 |
放大器增益 |
15dB±2 |
±2 |
|
7 |
工作电压 |
12V |
---- |
|
8 |
特性阻抗Impedance(Ω) |
75 |
---- |
|
9 |
电流 |
45~60mA |
±2 |
