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#191

Knowing how your antennas work or build and optimize our antenna is very rewarding. Unfortunately, it needs know-how and some costly equipment to do that. Today we will change that, and I show you an affordable new tool that enables these tasks. This small device was one of my best investments I made so far. My HAM Radio channel:    / @hb9bla   At the end You know how to build and optimize a LoRa ground plane antenna You will know How to tune a commercially available antenna You will get a little theory behind it, as usual And we will have a close look at this small gadget from China and compare it with a professional tester Links: N1201A Antenna Tester: http://s.click.aliexpress.com/e/Nhr3Xedw Calibration Set: http://s.click.aliexpress.com/e/q3VbiQ7 or http://s.click.aliexpress.com/e/VJeqJY7 (not tested) N2201SS (2 ports): http://s.click.aliexpress.com/e/CHDgGnr2 Ground Plane calculator: http://www.buxcomm.com/ground_plane_c... SMA connector for Antenna: http://s.click.aliexpress.com/e/RBAYzbU What's inside the N1201SA: https://notes.superlogical.ch/?p=89 Supporting Material and Blog Page: http://www.sensorsiot.org Github: https://www.github.com/sensorsiot My Patreon Page:   / andreasspiess   If you want to support the channel, please use the links below to start your shopping. No additional charges for you, but I get a commission (of your purchases the next 24 hours) to buy new stuff for the channel For Banggood https://bit.ly/2jAQEf4 For AliExpress: http://bit.ly/2B0yTLL For ebay.com: http://ebay.to/2DuYXBp https://www.facebook.com/profile.php?...   / spiessa   https://www.instructables.com/member/... Please do not try to Email me or invite me on LinkedIn. These communication channels are reserved for my primary job Equipment in my lab: http://www.sensorsiot.org/my-lab/