diff --git a/src/FRTN35_lab1.jl b/src/FRTN35_lab1.jl
index 6b62e92940d5f81352dd6bcaf67c6dc587a22e6a..a49264f333803f0c0fcb2247cd9f56d6f346afcd 100644
--- a/src/FRTN35_lab1.jl
+++ b/src/FRTN35_lab1.jl
@@ -11,7 +11,7 @@ nbr_of_periods = 3
 # and run three experiments. You may modify the freqency vectors
 # any way you want and add/remove experiments as needed.
 
-w1_100 = logspace(log10(1),log10(300),800)
+w1_100 = logspace(log10(1),log10(300),8)
 G1     = fra(P, w1_100, amplitude=1, nbr_of_periods=nbr_of_periods, settling_time=settling_time)
 @save "workspace.jld"
 
@@ -61,7 +61,9 @@ function prbs_experiment(;amplitude = 1, duration = 10)
     for (i,t) = enumerate(0:h:duration)
         @periodically h begin
             y[i]  = measure(P)
-            u[i]  = sum(sin(ω*(t-1)) for ω in logspace(-1,3,10))#amplitude*(prbs()-0.5)# randn()
+            u[i]  = amplitude*(prbs()-0.5)
+            #u[i]  = amplitude*randn()
+            #u[i]  = amplitude*sum(sin(ω*(t-1)) for ω in logspace(-1,3,10))
             control(P, u[i])
         end
     end