A Mini Tuner for HF
Will match from 80 - 10 metres, unbalanced, modified incorporating a balun
post 12 Nov 2019
Antenna Transmatch tuner Links
The article identifies an inherent drop-out region in the Z Match load range for certain capacitive
The tuner is connected to the transceiver via a coaxial cable and a SWR meter. Antenna and earth are connected directly to the tuner
The transmach, is designed for radio-amateur bands, it is recommended, although it does not appear in the circuit, to place a 2.5 mH radio frequency shock at the output
Variable capacitors and switch from R-104 BSN block. In the absence of these capacitors, it is possible to use 2 sections, from the transmission radios
I used silver plated copper wire for L1 and L2. If you use enamelled copper wire, remove the insulation on one side of the coil