50:450 Ohm (9:1) Balun for vertical antennas

PA3I
3.4 (11 votes)
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50:450 Ohm (9:1) Balun for vertical antennas

Description

A page describing how to home made a custom 9:1 balun for a common portable wire antenna. The author suggest to use 4C65 or FT140-61 toroids instead of the common Amidon T200-2

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