![Narda同轴固定耦合器 4245B [4-12.4GHz] SMA（F）](../../images/up_images/20181151423440846.jpg)
Narda同轴固定耦合器 4245B [4-12.4GHz] SMA（F）
|
Model |
A (mm) |
B (mm) |
C (mm) |
D (mm) |
E(mm) |
F(mm) |
G(mm) |
Mounting Holes (THRU) (mm) |
|
4245B-6,10,20,30 |
32.00 |
14.73 |
11.17 |
9.52 |
18.26 |
8.36 |
2.79 |
2.64+0.10/-0.05 |
|
Specifications |
||||||
|
Model |
4245B-6 |
4245B-10 |
4245B-20 |
4245B-30 |
||
|
Frequency (GHz) |
4-12.4 |
4-12.4 |
4-12.4 |
4-12.4 |
||
|
Coupling(dB) |
6 |
10 |
20 |
30 |
||
|
Directivity(dB) |
16 |
16 |
15 |
15 |
||
|
Insertionloss True(dB) |
Excluding Power |
0.50 |
0.50 |
0.50 |
0.50 |
|
|
True* |
2.20 |
1.20 |
0.60 |
0.50 |
||
|
Power Input (W) |
50 |
50 |
50 |
50 |
||
|
|
Peak(kW) |
3 |
3 |
3 |
3 |
|
|
VSWR (max) |
Primary line (max.) |
1.30 |
1.30 |
1.30 |
1.30 |
|
|
Secondary line(max.) |
1.30 |
1.30 |
1.30 |
1.30 |
||
|
Frequency Sensitivity(dB max.)* |
±0.40 |
±0.40 |
±0.50 |
±0.50 |
||
|
Maximum Deviation From Nominal (dB) |
±1.0 |
±1.0 |
±1.0 |
±1.0 |
||
|
Connetor Type |
SMA（F） |
SMA（F） |
SMA（F） |
SMA（F） |
||
|
Weight (kg) |
0.021 |
0.021 |
0.024 |
0.024 |
||
