QRP 1:1 ham radio antenna balun
thingiverse
This QRP 1:1 balun is for a dipole, linked dipole, or fan dipole.It should handle up to 30 watts comfortably. It should be wound radially with no crossover across the toroid opening because of the center support post. QRP 30 watt 1:1 parts list: 1 type 43 toroid 25.4mmx15.5mmx6.35mm (Mouser part # 5943001301) 2 #8-32 stainless screws 2 #8-32 stainless nylon lock washers 2 #8 stainless split ring lock washers 2 #8-32 stainless nuts 2 spade terminals for internal connection to the lead screws 1 chasis mount BNC female connector 22 guage enamel magnet wire 4 #4-1/2 stainless sheet metal screws for attaching the lid
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