4 turn helical antenna for 1280mhz and 1405mhz by HenrikJaderstrom 3d model
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4 turn helical antenna for 1280mhz and 1405mhz by HenrikJaderstrom

4 turn helical antenna for 1280mhz and 1405mhz by HenrikJaderstrom

by Thingiverse
Last crawled date: 4 years, 2 months ago
dualband helical antenna. Inner holes are for 1405mhz and outer holes are for 1280mhz.
Use 1.3mm solid copper wire and a fr4 circute board blank for the reflector

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