Alpha/Bars converter
Simple tool to convert alpha in Bars length period. Often MA period's are express in alpha ratio, and become difficult to visualize the MA length's . Now you can convert alpha in to periods, and periods in alpha
//@version=2
//Convert the period length (bars) in alpha using traditional ratio a=2/(n+1) , and reverse.
// By Marco
study("Alpha/Bars converter")
N=input(28,title="Period (Bars)"),aph=input(.07,step=0.001,title="Alpha")
alpha=2 / (N + 1),nbar=round(2/aph)-1
plot(alpha,title="Alpha Ratio",color=red),plot(nbar,title="Period (Bars)",color=red)