3D Print Your Next Antenna
Building antennas is a time-honored ham radio tradition. Shortwave antennas tend to be bulky but at VHF frequencies the antenna sizes are pretty manageable. [Fjkaan’s] 2 meter quadrifilar helicoidal antenna is a good example a… https://hackaday.com/2021/02/19/3d-print-your-next-antenna/
Original tweet : https://twitter.com/hackaday/status/1362966872594014209
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