caption: Common Attenuation Numbers Attenuation is a reduction of signal as it passes through any object, including air
exif: {"Image DocumentName": "Common Attenuation Numbers Attenuation is a reduction of signal as it passes through any object, including air", "Image ImageDescription": "Material. Received Signal Loss (2.4GHz. Received Signal Loss (5GHz) Drywall. 3 \u2013 4 dB. 3 \u2013 5 dB. Cubicle Wall. 2 \u2013 4 dB. 4 \u2013 9 dB. Brick / Concrete. 6 \u2013 18 dB. 10 \u2013 30 dB. Glass (window) 2 \u2013 3 dB. 6 \u2013 8 dB. Tinted glass. 13 dB. 30 dB. Firewall. 13 \u2013 19 dB. 25 \u2013 32 dB.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}