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| Categories | RF Directional Coupler |
|---|---|
| Certification: | ISO 9000 ROHS |
| Insertion Loss(dB): | 2.7~3.9 |
| Model Number: | VN-WGCP-1719-WR72-3dB |
| Operating Frequency ( GHz ): | 17.7-19.7 |
| MOQ: | 5 pcs |
| Coupling(dB): | 2.7~3.9 |
| Payment Terms: | L/C, D/A, D/P, T/T |
| Price: | negotiable |
| Isolation(dB): | ≥20 |
| Supply Ability: | 500 |
| Brand Name: | Vinncom |
| Part Number: | VN-WGCP-1719-WR72-3dB |
| Place of Origin: | China |
| Return Loss(dB): | ≥18 dB |
| Company Info. |
| HeFei Vinncom Electronic Technology Co.,Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
17.7-19.7GHz WR-42 WAVEGUIDE COUPLER
Passive device – no external power required
Stable performance over temperature and vibration
Excellent VSWR at all ports (when properly terminated)
Identify all four ports –
A WAVEGUIDE COUPLER has clearly labeled ports: Input, Through/Output, Coupled, and
Isolated.
Connect main line in series –
Insert a WAVEGUIDE COUPLER directly into the transmission line, with the input port facing the
source and the through port facing the load.
Terminate the isolated port –
Always terminate the isolated port of a WAVEGUIDE COUPLER with a matched WAVEGUIDE LOAD to prevent reflections and maintain directivity.
Connect the coupled port to a detector –
Connect a power meter, spectrum analyzer, or detector diode to the
coupled port of the WAVEGUIDE COUPLER for signal sampling.
Observe the coupling direction –
A WAVEGUIDE COUPLER is marked with an arrow indicating the forward direction; reverse
installation will reduce coupling to the intended port.
Match flange types –
A WAVEGUIDE COUPLER requires the same flange type (UG, CPR, cover, or choke) as the
rest of the waveguide system.
Power rating verification –
Before using a WAVEGUIDE COUPLER, verify both the average and peak power ratings for the main line.
Check coupling value –
Select a WAVEGUIDE COUPLER with the appropriate coupling coefficient (e.g., 10 dB for
high‑power sampling, 40 dB for low‑level monitoring).
| Part Number | VN-WGCP-1719-WR72-3dB |
| Operating Frequency ( GHz ) | 17.7-19.7 |
| Insertion Loss(dB) | 2.7~3.9 |
| Return Loss(dB) | ≥18 dB |
| Coupling(dB) | 2.7~3.9 |
| Isolation(dB) | ≥20 |
| Interface | WR42 (BJ220) |
| Dimension(mm) | As below |
| Operating Temperature ( ℃ ) | -40 ~ + 80 |
| Relative humidity | 5% ~ 90% |
| ROHS Compliance | Yes |

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