set terminal postscript eps color enhanced font "Helvetica,16pt" size 8.6cm,6cm 

#set terminal pngcairo enhanced font "Helvetica,48pt" size 4000,3000

# common settings
set log y 10
set log x 10
set format y "10^{%T}"
set format x "10^{%T}"
#set format x "%2.0f"
set tics scale 2
set tics nomirror
set ytics (10,100,1000,10000,100000,1000000)
set xtics (0.001,0.01,0.1,1,10,100)
set yrange [10:1000000]
set xrange [0.001:100]
set border linewidth 1
#set bars large

set xlabel "Integration Time {/Symbol D}T [s]"
set ylabel "Signal-to-Noise Ratio" offset -1,0

set output "g2snr.eps"
#set output "g2snr.png"
set samples 1000

#10^7 c/s, 5ns, V^2=0.81
subthreshold(x) = 0.81*10000000*sqrt(0.000000005*x) 

#10^7 c/s, 70ns, V^2=10.09
suprathreshold(x) = 10.09*10000000*sqrt(0.000000070*x) 

plot subthreshold(x) with lines title "33.2 mA" lw 2 lc rgb "red", suprathreshold(x) with lines title "36.8 mA" lw 2 lc rgb "black" dt 4

reset