Sigma 4:1 UNUN Upgrade 1 kW

1 kW Upgrade 4:1 UNUN for Sigma Euro-Comm  SE HF X-80 & SE HF-360

This listing is for replacement Unun only an upgrade part for

SE HF X-80 & SE HF-360

Please note that the GREY wire is for the radiating element

and the BLACK wire is connected to the antenna bracket with rivets which are included. There is a wire connection example in the listing photo section.

*1kW power rating is for intermittent amateur radio use (CW or PEP) for data modes (FT-x, RTTY, etc) or constant carrier data modes a lower maximum of 200 Watts is recommended. 

*If you are using a high-power amplifier it is essential that an external ATU is used between the antenna and the amplifier, otherwise damage may occur.