49: 1 impedance transformer in waterproof housing. The transformer was implemented on the HALLO FIELD DAY board, thanks to which I achieved an even arrangement of the winding on the ferrite core.
- Impedance transformer 49: 1
- Waterproof and robust plastic housing with brass screw fittings
- Power 100W SSB / CW 50W DIGI
- Ferrite core FT 143-43
- Silver-plated copper winding wire 22AWG with PTFE
- Stainless steel bolts, nuts, washers