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Description
The WMADC-1-4-40DB-2-NM is a high-power 40 dB directional coupler covering 1 to 4 GHz, supporting L-Band, S-Band, GPS, GLONASS, and other satellite navigation and communications systems. Built on an air dielectric coaxial structure, this design delivers low insertion loss, excellent power handling, and exceptional directivity for accurate forward and reverse power discrimination. Werbel Microwave Cage Code: 78YZ0.
« Datasheet Electrical Specifications
Item |
Specification |
|---|---|
|
Frequency Range |
1 to 4 GHz |
|
Impedance |
50 Ohms |
|
Coupling |
39 dB to 40 dB |
|
Coupling Accuracy |
± 2.0 dB Typical |
|
Coupling Flatness |
± 1.0 dB Typical |
|
Mainline Loss |
0.10 dB Min, 0.20 dB Max (25°C) 0.15 dB Min, 0.25 dB Max (85°C) |
|
Directivity |
23 dB Min |
|
Return Loss (in-out) |
20 dB Min |
|
Return Loss (Coupled) |
20 dB Min |
|
Power Fwd/Rev (25°C) |
375 Watts Max |
|
Power Fwd/Rev (85°C) |
300 Watts Max |
|
Termination Power |
1 Watt Max (Coupled Port Max Power) |
|
DC Current (in/out) |
5 A Max |
Environmental Specifications
Item |
Specification |
|---|---|
|
Temperature Range |
-55°C to 85°C (Operating), -55°C to 100°C (Storage) |
|
Humidity |
10% - 90% non-condensing |
Mechanical Specifications
Item |
Specification |
|---|---|
|
Weight |
173 g |
Material Specifications
Item |
Specification |
|---|---|
|
Body |
Aluminum |
|
Connectors |
Tri-Alloy plated Brass (Type N) |
|
Contact |
Gold plated BeCu |
|
Insulator |
PTFE |
|
Finish |
Green Paint |
- Connector 1 Series 1:
- Type N
- Coupling:
- 40 dB
- Frequency Range (Max):
- 4 GHz
- Frequency Range (Min):
- 1 GHz
- Type:
- Dual
- Connector 1 Series 1 Gender:
- Male
PRODUCT DETAILS 
The WMADC-1-4-40DB-2-NM is a high-power 40 dB directional coupler covering 1 to 4 GHz, supporting L-Band, S-Band, GPS, GLONASS, and other satellite navigation and communications systems. Built on an air dielectric coaxial structure, this design delivers low insertion loss, excellent power handling, and exceptional directivity for accurate forward and reverse power discrimination. Werbel Microwave Cage Code: 78YZ0.
« Datasheet Electrical Specifications
Item |
Specification |
|---|---|
|
Frequency Range |
1 to 4 GHz |
|
Impedance |
50 Ohms |
|
Coupling |
39 dB to 40 dB |
|
Coupling Accuracy |
± 2.0 dB Typical |
|
Coupling Flatness |
± 1.0 dB Typical |
|
Mainline Loss |
0.10 dB Min, 0.20 dB Max (25°C) 0.15 dB Min, 0.25 dB Max (85°C) |
|
Directivity |
23 dB Min |
|
Return Loss (in-out) |
20 dB Min |
|
Return Loss (Coupled) |
20 dB Min |
|
Power Fwd/Rev (25°C) |
375 Watts Max |
|
Power Fwd/Rev (85°C) |
300 Watts Max |
|
Termination Power |
1 Watt Max (Coupled Port Max Power) |
|
DC Current (in/out) |
5 A Max |
Environmental Specifications
Item |
Specification |
|---|---|
|
Temperature Range |
-55°C to 85°C (Operating), -55°C to 100°C (Storage) |
|
Humidity |
10% - 90% non-condensing |
Mechanical Specifications
Item |
Specification |
|---|---|
|
Weight |
173 g |
Material Specifications
Item |
Specification |
|---|---|
|
Body |
Aluminum |
|
Connectors |
Tri-Alloy plated Brass (Type N) |
|
Contact |
Gold plated BeCu |
|
Insulator |
PTFE |
|
Finish |
Green Paint |
