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80m 1:1 Choke balun for dipoles and verticals

Suitable for:

80m full size dipole

80m Inverted L

80m Vertical

Choke balun optimised for 80m band

My first experiment bulding a 1:1 balun for 80m using 52 mix toroid cores.

1:1 choke balun made with 2x FT240-52

Common Mode Current has a loss of more than 50dB at 3.6 Mhz.

Measurement has been made with NanoVNA.

Screenshots and video will follow soon after more accurate measuraments.

80m 1:1 balun 2x FT240-52

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