QRP Manual Antenna Tuner ATU Kit with SWR Indicator. Very lightweight and useful for field work, does not require external power. Very low losses. Doesn’t use a battery.
Perfect match (pun intended) for the QCXmini
Key Features of this manual antenna turner:
Maximum power 20W
Tuning input power <3W (works with 250mW beacons)
Tuning indication: LED display
Interface: PL259 or BNC types
Operating frequency: 1-30MHz
Matching antenna impedance range: about: 30 ~ 300Ω
The two poly-varicons alone are worth more than the kit!
Add to that the valuable bridge tuner board and this is big value for small money!
Construction tips >> Antenna-tuner-Instructions
Some useful links >> https://arkadiam.github.io/transmissionlines/atu/qrp-antenna-tuner/
another >> http://m1kta-qrp.blogspot.com/2014/05/comments-on-chinese-atu.html
And get the most out of your tuner >> http://www.arrl.org/files/file/Technology/tis/info/pdf/9501046.pdf