| High CO2 concentrations can cause problems in areas of minimal ventilation. This CO2 guard offers a solution. The design, constructed with t...
More about Air (6)
| Possibly one of the most important environmental properties to know while sailing is atmospheric pressure. This project records the measured...
| Being an all-solid-state design you don’t have to tap on this barometer to get the latest air pressure reading!
| When construction of the barometer/altimeter, which is based on a precision airpressure sensor with integral signal processor from Mo...
| The humidifier circuit is based on a special humidity sensor Type NH-3 from Figaro. Depending on the sensor output, the circuit drives a...
| Telephones for use on board aircraft, employing satellite systems around the globe, must be the ultimate in mobile phone use. What was on...