OwenDuffy.net 

ITU P.37213 gives Figure 10, a graph of median values of man made noise in a range of precincts.
The graph is based on a given expression and a table of coefficients.
This calculator solves that expression for the given value, and calculates the value of Fam, and Tam.
The calculator does not do a lot of error checking, if frequency is outside the range shown in Figure 10, it will be appended with "***"
Version  Date  Description 
1.01  03/01/2018  Initial. 
1.02  
1.03  
1.04  
1.05 
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