Worldwide unique design : High-efficiency 4:1 balun + RF choke in the same package
*** Easy 1KW ***
*** From 160 up to 10m ***
==> Get the best and unique worldwide combo 4:1 + RF choke for your multiband loop !!!!!!!!!!!
==> Total of 3x FT240 toroids used, always compare with other solutions to see how many they really use !
4:1 transformer :
- Efficiency measured > 97% from 160 up to 10m
- Genuine 2x FT240-43 from Fair-rite
- Output stainless steel A4-grade screws
- High-end 1,5mm enameled copper wire, double-coated, 210°c and > 10Kv insulation (spec IEC 60317-13)
- SWR typically < 1,2:1 on a 200 Ohms load on ALL bands !
The RF choke
- Genuine FT240 toroid from Fair-Rite
- RG142 double shielded coaxial cable
- Covers from 160 up to 10m with > 33dB of common mode rejection, with Rs>Xs and losses < 0,15dB
- Dimensioned for 2KW power rating !!!! (Never trust people saying that 1 single toroid can support 2KW !!!!)
The box
- 20x12cm waterproof ABS box
- SO239 for 50 Ohm input
- 2x Stainless steel A4-grade eyebolts on each side for free suspension
- 2x vent valves included, to avoid condensation and cool down the core.
RF choke
All devices are checked before shipping and I ship worldwide !
Made in France, by a ham, for hams !
Any questions? Message me or check my other items