2 Technical Index
2.1 Functional Requirement
Function with the signal distribution via two channels
2.2 Performance Index
1) Frequency range: 26.5GHz~40GHz ;
2) Input standing wave: typical≤1.7 , ultimate≤ 2.0 ;
3) Output standing wave: typical≤1.7 ,ultimate≤ 2.0;
4) Phase consistency: typical≤6 °,ultimate≤ 10°;
5) Amplitude consistency: typical≤0.6dB ,ultimate≤ 0.8dB;
6) Insertion loss: typical≤1.5dB ,ultimate≤ 2.0dB ;
7) Isolation: typical≥15.5dB ,ultimate≥ 15dB;
8) Max. input power: 30W(used as an allocator );
9) Temperature range: -55℃~+85 ℃。
2.3 Input / Output Interface
1) RF interface
a) RF input connector type:2.92-K;( stainless steel);
b) RF output connector type:2.92-K;( stainless steel);
c) Characteristic impedance:50Ω;
d) Interface marking:
Ø RF input port:“C”;
Ø RF output port:“1”、“2 ”
2.4 Physical Characteristic
Table 1 Module dimension(mm )
A |
B |
C |
D |
E |
F |
35 |
13 |
14 |
29 |
13.4 |
10.8 |
G |
H |
I |
J |
|
|
7.2 |
3 |
6.5 |
2.7 |
|
|
2)Surface Finish:Spraying painted with off-white。
2.5 Environmental Adaptability(Design Assurance )
1) Working temperature:-55℃~ +85℃;
2) Storage temperature:-55℃~ +100℃;
3) Humidity:5 ~95% RH(temperature: 10℃~35℃);
4) EMC:Meets the requirements of GJB3947A-2009 ;
5) Maintainability: MTTR ≤30min(alternate maintenance );
6) MTBF(θ0 ) :≥5000h。