The humidity/frequency conversion circuit is shown in the figure. This circuit uses a capacitive humidity sensor. When the humidity is 76%, the equivalent capacitance is 500pF, and the relative humidity change rate is +1.7pF/%.
Sport Earphone
Sports headphones are the perfect companion when running, jogging, hiking, or working out in the gym – with the right music, you'll have twice as much energy and motivation.Sports headphones need to deliver on several counts. They must be resistant to rain and sweat. They should also be tough enough to cope with the movement of exercise, staying firmly and comfortably in place, even during intense workouts.Sometimes,bose soundsport erabuds,bose sport earbuds are used for sport earphone.
Sport Earphone,Sony Sports Earphones,Earphones for Cycling,Sony Sport Earbuds
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