Topic

antenna

3 videos. Ranked by independent recommendations, not by views.

1. 

   1 ESP8266 Wifi Range/Distance Tests (Wi07C)

   CNLohr 6 people · 8 months · since Oct 2014

   CNLohr tests ESP8266 Wi-Fi range, including with an external antenna; cited as a benchmark when people's modules perform worse than expected.

2. 

   2 How does an Antenna work? | ICT #4

   Sabin Civil Engineering 4 people · 4 months · since Nov 2019

   Animated explanation of how an antenna radiates, contrasting field lines that collapse around a coil with ones that detach; praised for intuition, though it prompts questions about rigour.

3. 

   3 Building a Camera That Can See Wifi | Part 3 SUCCESS!

   The Thought Emporium 3 people · 3 months · since Jun 2019

   Final part of an open-source build that maps Wi-Fi signal strength into an image with a gimbal-mounted directional antenna and an SDR; cited for DIY RF imaging.