3 ms·
Have you never walked into a building an lost cell reception?
by ch4s3 1y ago
Have you never walked into a building an lost cell reception?
- transpute 1y agoFound a table with attenuation by frequency and building material, e.g. low-emission glass can block more than concrete, https://www.signalbooster.com/blogs/news/how-much-which-building-materials-block-cellular-wifi-signals https://www.signalbooster.com/blogs/news/how-much-which-buil... 800Mhz 1900Mhz 1/2" Drywall 2.03 dB 2.43 dB Venetian Plaster 7.91 dB 16.22 dB 6" Concrete Wall 10.11 dB 19.41 dB Glass Window 4.35 dB 4.38 dB Low Emission Glass 33.8 dB 33.8 dB Brick 7.57 dB 14.66 dB Solid Wooden Door 6.11 dB 12.33 dB