18534
Physical
Friis transmission equation
The calculator calculates the power at which the antenna receives the signal output from the second antenna of the power and distance greater than a single wavelength. The higher the frequency, the higher the transmission power loss from the signal transmission.
21502
Life
Human demand for water
The calculator calculates the interest of your body's daily requirement of water.
13521
Medical
Serum osmolality
The calculator calculates the patient's serum osmolality and provides information on whether the value is within the normal range.
11992
Medical
The risk of incident atrial fibrillation over the next five years
Calculator to the data calculated risk of incident atrial fibrillation over the next five years.
21629
Math
Field parabola
The calculator calculates the surface area of the parabola with the given base width and length of the perpendicular [see calculator squareness]. The result is given as the user input unit square.