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52 lines
1.9 KiB
Plaintext
52 lines
1.9 KiB
Plaintext
---
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id: resources
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title: LoRa Antenna Resources
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description: Resources for creating coverage maps, RF calculations, and antenna designs for Meshtastic
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sidebar_label: Resources
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sidebar_position: 4
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---
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### More antenna information
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- [Hackaday's Introduction to Antenna Basics](https://www.youtube.com/playlist?list=PL_tws4AXg7authztKFg5ZN5qWGtq3N_nI)
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- An excellent series of presentations on the basics of antenna design and function, presented by spacecraft radio engineer Karen Rucker.
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### Coverage prediction
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- [Tower Coverage.com](https://www.towercoverage.com)
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- Commercial, but has free options
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- [HeyWhat'sThat](http://www.heywhatsthat.com)
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- Free with path profiling options
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- [Radio Mobile Online](https://www.ve2dbe.com/rmonline_s.asp)
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- Radio Mobile Online is a radio wave propagation prediction tool dedicated to amateur radio
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### RF Tools
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- [Times Microwave Systems](https://www.timesmicrowave.com/calculator/?Product=RG-6&RunLength=10&Frequency=868)
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- Coaxial Cable Attenuation & Power Handling Calculator
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- [Solwise Link Budget Calculator](https://www.solwise.co.uk/link-budget.htm)
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- Predict the received signal strength
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- [Amateur Radio Toolkit](https://play.google.com/store/apps/details?id=com.daveyhollenberg.amateurradiotoolkit)
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- Android app with lots of antenna information
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### Antenna designs
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- [1/4 Wave Ground Plane Antenna Calculator](https://m0ukd.com/calculators/quarter-wave-ground-plane-antenna-calculator)
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- [Quadrifilar helicoidal antenna calculator](https://jcoppens.com/ant/qfh/calc.en.php)
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- [Building an 868/915 MHz co-linear antenna tutorial](https://www.youtube.com/watch?v=1_1LxuOngHs)
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- [868 MHz antenna schematic PDF](https://github.com/IRNAS/ttn-irnas-gw/blob/master/Collinear868MHzLoRaantenna.PDF)
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- [915 MHz antenna schematic PDF](https://github.com/IRNAS/ttn-irnas-gw/blob/master/CollinearLoRaantenna915MHzIRNAS.PDF)
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- [NEC based antenna modeler and optimizer](https://www.qsl.net/4nec2)
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