Sigma upgrade kit HF-X80 & HF360

Most important features:

• SE HF X-80 & HF-360 PLUS KIT


• The Sigma Upgrade Kit has been released to expand the options on your X80 and HF360 Antenna.


• The upgrade kit improves the 40m and 80m bands with its low beam angle, in some conditions and installations this can mean the difference between white noise

The Sigma Upgrade Kit is suitable for expanding the options on the HF-X80 and HF360. The upgrade kit improves the 40m and 80m bands with its low beam angle. In some circumstances and installations this can mean the difference between noise.

1, Install the bracket for the Plus Kit at the bottom as shown in photo two

2, now attach the HF Antenna to the bracket. The HF Antenna can be placed horizontally or at a more vertical angle if there is space. Make sure the corner brackets are tightened using the supplied Allen key.

3, The 40 & 80 meter cell phones can be tuned individually by moving the stainless steel whip up and down until the correct SWR is achieved.

Package contents

• 1x HF Antenna 40m


• 1x HF Antenna 80m


• 1x Bracket and Allen key


• 1x Set of mounting materials


• 1x Manual in English