The series CMT magic tee hybrid coupler covers 18 to 170 GHz in nine waveguide bands. Each coupler is offered in two versions, one providing a bandwidth of 60% and the other providing a bandwidth of 90%.
Electrical Specifications:
|
Model
|
CMT-42
|
CMT-28
|
CMT-22
|
CMT-19
|
CMT-15
|
|
Frequency band
|
K
|
Ka
|
Q
|
U
|
V
|
|
60% and 90% Bandwidth Versions (Note1)
|
|
Frequency coverage: 90% bandwidth version (GHz)
|
18-25
|
26.5-38
|
33-48
|
40-58
|
50-72
|
|
Bandwidth: 60% bandwidth version (GHz center)
|
5
|
8
|
10
|
12
|
15
|
|
Selectable center frequency range: 60% bandwidth version (GHz)
|
20.5-22.5
|
30.5-34
|
38-43
|
46-52
|
57.5-64.5
|
|
Insertion loss (dB) (max)
|
0.5
|
0.5
|
0.7
|
0.8
|
1
|
|
VSWR (max)
|
H-Arm ports
|
1.5:1
|
1.5:1
|
1.5:1
|
1.5:1
|
1.5:1
|
|
E-Arm ports
|
1.6:1
|
1.6:1
|
1.6:1
|
1.6:1
|
1.6:1
|
|
Isolation (min)
|
E- to H- arms
|
30
|
30
|
30
|
30
|
30
|
|
Co-linear arms
|
20
|
20
|
20
|
20
|
20
|
|
Balance (± dB) (max)
|
0.5
|
0.5
|
0.5
|
0.5
|
0.5
|
|
|
|
Model
|
CMT-12
|
CMT-10
|
CMT-08
|
CMT-06
|
|
|
Frequency band
|
E
|
W
|
F
|
D
|
|
|
60% and 90% Bandwidth Versions (Note1)
|
|
Frequency coverage: 90% bandwidth version (GHz)
|
60-87
|
75-106
|
---
|
---
|
|
|
Bandwidth: 60% bandwidth version (GHz center)
|
18
|
21
|
30
|
36
|
|
|
Selectable center frequency range: 60% bandwidth version (GHz)
|
69-78
|
85.5-95.5
|
105-120
|
128-146
|
|
|
Insertion loss (dB) (max)
|
1
|
1
|
1.2
|
1.2
|
|
|
VSWR (max)
|
H-Arm ports
|
1.5:1
|
1.5:1
|
1.5:1
|
1.5:1
|
|
|
E-Arm ports
|
1.6:1
|
1.6:1
|
1.6:1
|
1.6:1
|
|
|
Isolation (min)
|
E- to H- arms
|
30
|
30
|
30
|
30
|
|
|
Co-linear arms
|
20
|
20
|
20
|
20
|
|
|
Balance (± dB) (max)
|
0.5
|
0.5
|
0.5
|
0.5
|
|
1) Percentage bandwidth denotes percent of full waveguide bandwidth.
