George OuWhy Jetpacks are Stupid but Copters are CoolJetpacks have been a holy grail of science fiction for a century but commercial adoption has been elusive. We’ve had them since the 1950s…Jun 4, 2021Jun 4, 2021
George OuScientists now confident that COVID-19 is an Airborne Aerosol ThreatScientists are now confident that COVID-19 is primarily an Airborne Aerosol Threat responsible for super-spreading events. They used a…Jul 10, 2020Jul 10, 2020
George OuHow to get real COVID-19 protection with KN95 masksI reviewed some $2.49 KN95 masks from Fry’s.Jul 3, 20201Jul 3, 20201
George OuKamlan 50mm F/1.1 Mark 2 initial impressionsI got the Fuji X-T3 camera last Thanksgiving and using its metal kit lens 18–55 F/2.8 to F/4 has been a blast, but I’m missing a fast lens…Jan 9, 2020Jan 9, 2020
George OuWi-Fi survey volatility is many factorsKeith Parsons at WLANPros posted this article on Wi-Fi Client Device Sensitivity i.e., how well an 802.11 Wi-Fi radio on a typical device…May 14, 20171May 14, 20171
George OuDIY PCB MicroscopeUPDATE 4/7/2017 — I finally got the SDI camera board after a month shipping. Unfortunately there is no ePacket shipping option. But the…Mar 11, 20172Mar 11, 20172