Ether

3BBands (3 Spirolinas)

The script combines 3 single Bollinger bands into one script for easy plotting and range modification. It can be used for analyzing a market with multiple time frames and ranges using Fibonacci series as the range.
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//
// @author Ether/Spirolina/JavaHut/Krill
study(shorttitle="3BBands", title="3 Spirolinas(3BBands)", overlay=true)
source = close
length = input(13, minval=1), mult = input(2.0, minval=0.001, maxval=50)
basis = sma(source, length)
dev = mult * stdev(source, length)
upper = basis + dev
lower = basis - dev
plot(basis, color=red)
p1 = plot(upper, color=blue)
p2 = plot(lower, color=blue)
fill(p1, p2)
// bband2
length2 = input(21, minval=1), mult2 = input(2.0, minval=0.001, maxval=50)
basis2 = sma(source, length2)
dev2 = mult2 * stdev(source, length2)
upper2 = basis2 + dev2
lower2 = basis2 - dev2
plot(basis2, color=purple)
p3 = plot(upper2, color=green)
p4 = plot(lower2, color=green)
fill(p3, p4)
// bband3
length3 = input(34, minval=1), mult3 = input(2.0, minval=0.001, maxval=50)
basis3 = sma(source, length3)
dev3 = mult3 * stdev(source, length3)
upper3 = basis3 + dev3
lower3 = basis3 - dev3
plot(basis3, color=lime)
p5 = plot(upper3, color=fuchsia)
p6 = plot(lower3, color=fuchsia)
fill(p5, p6)
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