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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.        

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Calculator resistance resistor ( bars)

Calculator gives the resistance of the resistor based on the introduced color bars.
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Parallel connection of resistors

The calculator calculates the equivalent resistance of two resistors connected in parallel.            
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Associated force of the hydraulic piston and the cylinder

Hydraulic cylinder is a mechanical akutatorem used for power transmission line by a linear thrust. Through the movement of the piston up and down over the forces and pressure. This calculator is used to calculate the two forces given angle for each operation.      
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Tax Interest Calculator in Poland

Interest Calculator allows you to calculate the tax arrears interest on tax arrears after the date on which the payment should be paid and the actual date of payment.
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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.          
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Peak expiratory flow in Asthma

Calculator based on the difference between the maximum and minimum peak expiratory flow (PEF) provides diagnostic information on the state of the patient's asthma.    
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Action at a fraction of the usual

The calculator performs four basic operations with fractions ordinary. The result returns in the form of a fraction improper and nieskracalnego.