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Transponder Antenna Coupler – UC-584 Series | VIAVI SOLUTIONS
VIAVI UC-584/UC-584S for transponder antenna testing: repeatable coupling and more than 20 dB isolation, with variants for bottom and top antennas.
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The VIAVI UC-584 series supports repeatable ERP and MTL tests at installed transponder antennas. The couplers are designed for multipath ramp and hangar environments.
Advantages
- Positioning slot for repeatable coupling
- More than 20 dB antenna isolation
- Variants for top and bottom antennas
Key features
- Antenna format: fits many Shark Fin L-band antennas; verify mechanical fit
- Testing: transponder and ADS-B checks with a suitable test set
- Instrument examples in the data sheet: IFR6000, IFR6015, APM-424(V)5 and IFF-45TS
| Variant | Positioning |
|---|---|
| UC-584 | Clamping mechanism for the bottom antenna |
| UC-584S | Pole-assisted placement at the top antenna |
Typical applications
- Transponder power and sensitivity measurements
- Maintenance of installed avionics
Additional information
Shielding reduces RF leakage. Effectiveness also depends on the test environment. EMCO helps select the coupler and connection configuration.
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