Awair. Air quality monitor. Measure Humidity, Temperature, CO2, VOC (Hydrogen gas, Hydrogen Sulfide, Ammonia, Ethanol, Toluene, Formaldehyde), Dust (PM2.5 PM10). That is somehow more than netatmo can do. Device shows air quality metrics as a dot bars. Where one dot is good and five dot are bad. It is also general “Awair score” on the screen both […]

Dell XPS 15

High-end relatively light-weight (2kg) notebook with 4K 15.6″ touchscreen. Dell XPS 15 9550. Device performance is good. Good Wi-Fi speed (important since Ethernet port is absent). Good CPU, SDD, Video performance. There is a lot of good points about the device: high performance high resolution tiny display borders bright display colors keyboard backlight chasis materials […]

USB 3.0 SD Cardreaders

Quick comparision of couple USB 3.0 cardreaders with UHS-I support. Transcend 300x SDHC UHS-1 U1 TS-RDF5 TS-RDF8 TS-RDF9 FCR-MLG4 Read speed Sequential Read (QD=Q32) (MB/s) 92.26 88.71 93.56 94.11 Random Read 4KB (QD=32) (MB/s) 6.58 9.39 10.52 10.50 Sequental Read (MB/s) 93.54 93.54 94.17 94.37 Random Read 4KB (MB/s) 6.38 8.92 10.11 10.04 Write Speed […]